Merge branch 'main' into feat/suppoer_btw_command

.github/workflows/build.yml

@@ -16,5 +16,5 @@ jobs:
         with:
           go-version-file: go.mod
 
-      - name: Build
+      - name: Build core binaries
         run: make build-all

.github/workflows/create_dmg.yml

@@ -17,29 +17,35 @@ jobs:
         with:
           ref: main
 
-      # 1. 安装指定版本的 Go (可选，但推荐)
+      # 1. Install Go from go.mod
       - name: Setup Go
         uses: actions/setup-go@v6
         with:
           go-version-file: go.mod
 
-      # 2. 安装 pnpm
+      - name: Setup Node.js
-      - name: Install pnpm
+        uses: actions/setup-node@v6
-        run: brew install pnpm
+        with:
+          node-version: 22
+          cache: pnpm
+          cache-dependency-path: web/frontend/pnpm-lock.yaml
 
-      # 3. 运行你的 Makefile 编译二进制文件
+      - name: Setup pnpm
+        run: corepack enable && corepack install
+
+      # 3. Build the application bundle
       - name: Build with Make
         run: make build ARCH=${{ matrix.arch }} && make build-macos-app ARCH=${{ matrix.arch }}
 
-      # 4. 签名
+      # 4. Apply ad-hoc signing
       - name: Ad-hoc Sign
         run: codesign --force --deep --sign - "build/PicoClaw Launcher.app"
 
-      # 5. 安装打包工具
+      # 5. Install the DMG packaging tool
       - name: Install create-dmg
         run: brew install create-dmg
 
-      # 6. 执行打包命令
+      # 6. Create the DMG
       - name: Create DMG
         run: |
           mkdir -p dist
@@ -54,7 +60,7 @@ jobs:
             "dist/picoclaw-${{ matrix.arch }}.dmg" \
             "build/PicoClaw Launcher.app"
 
-      # 7. 上传文件到 GitHub Artifacts (供你下载)
+      # 7. Upload the DMG as a GitHub artifact
       - name: Upload DMG
         uses: actions/upload-artifact@v7
         with:

.github/workflows/nightly.yml

@@ -51,9 +51,11 @@ jobs:
         uses: actions/setup-node@v6
         with:
           node-version: 22
+          cache: pnpm
+          cache-dependency-path: web/frontend/pnpm-lock.yaml
 
       - name: Setup pnpm
-        run: corepack enable && corepack prepare pnpm@latest --activate
+        run: corepack enable && corepack install
 
       - name: Set up QEMU
         uses: docker/setup-qemu-action@v4
@@ -75,6 +77,9 @@ jobs:
           username: ${{ secrets.DOCKERHUB_USERNAME }}
           password: ${{ secrets.DOCKERHUB_TOKEN }}
 
+      - name: Install zip
+        run: sudo apt-get install -y zip
+
       - name: Create local tag for GoReleaser
         run: git tag "${{ steps.version.outputs.version }}"
 
@@ -90,6 +95,7 @@ jobs:
           DOCKERHUB_IMAGE_NAME: ${{ vars.DOCKERHUB_REPOSITORY }}
           GOVERSION: ${{ steps.setup-go.outputs.go-version }}
           GORELEASER_CURRENT_TAG: ${{ steps.version.outputs.version }}
+          INCLUDE_ANDROID_BUNDLE: "true"
           NIGHTLY_BUILD: "true"
           MACOS_SIGN_P12: ${{ secrets.MACOS_SIGN_P12 }}
           MACOS_SIGN_PASSWORD: ${{ secrets.MACOS_SIGN_PASSWORD }}
@@ -123,7 +129,7 @@ jobs:
 
           # Collect release artifacts from goreleaser dist/
           ASSETS=()
-          for f in dist/*.tar.gz dist/*.zip dist/*.deb dist/*.rpm dist/checksums.txt; do
+          for f in dist/*.tar.gz dist/*.zip dist/*.deb dist/*.rpm dist/checksums.txt build/picoclaw-android-universal.zip; do
             [ -f "$f" ] && ASSETS+=("$f")
           done
 
@@ -135,4 +141,3 @@ jobs:
             --prerelease \
             --latest=false \
             "${ASSETS[@]}"
-

.github/workflows/release.yml

@@ -69,9 +69,11 @@ jobs:
         uses: actions/setup-node@v6
         with:
           node-version: 22
+          cache: pnpm
+          cache-dependency-path: web/frontend/pnpm-lock.yaml
 
       - name: Setup pnpm
-        run: corepack enable && corepack prepare pnpm@latest --activate
+        run: corepack enable && corepack install
 
       - name: Set up QEMU
         uses: docker/setup-qemu-action@v4
@@ -93,6 +95,9 @@ jobs:
           username: ${{ secrets.DOCKERHUB_USERNAME }}
           password: ${{ secrets.DOCKERHUB_TOKEN }}
 
+      - name: Install zip
+        run: sudo apt-get install -y zip
+
       - name: Run GoReleaser
         uses: goreleaser/goreleaser-action@v7
         with:
@@ -104,6 +109,7 @@ jobs:
           GITHUB_REPOSITORY_OWNER: ${{ github.repository_owner }}
           DOCKERHUB_IMAGE_NAME: ${{ vars.DOCKERHUB_REPOSITORY }}
           GOVERSION: ${{ steps.setup-go.outputs.go-version }}
+          INCLUDE_ANDROID_BUNDLE: "true"
           MACOS_SIGN_P12: ${{ secrets.MACOS_SIGN_P12 }}
           MACOS_SIGN_PASSWORD: ${{ secrets.MACOS_SIGN_PASSWORD }}
           MACOS_NOTARY_ISSUER_ID: ${{ secrets.MACOS_NOTARY_ISSUER_ID }}

.goreleaser.yaml

@@ -9,11 +9,10 @@ git:
 
 before:
   hooks:
-    - go mod tidy
     - go generate ./...
-    - sh -c 'cd web/frontend && pnpm install && pnpm build:backend'
+    - sh -c 'cd web/frontend && CI=true pnpm install --frozen-lockfile && pnpm build:backend'
-    - go install github.com/tc-hib/go-winres@latest
+    - sh -c 'GOBIN="$(go env GOPATH)/bin"; mkdir -p "$GOBIN"; go install github.com/tc-hib/go-winres@v0.3.3 && "$GOBIN/go-winres" make --in web/backend/winres/winres.json --out web/backend/rsrc --product-version={{ .Version }} --file-version={{ .Version }}'
-    - go-winres make --in web/backend/winres/winres.json --out web/backend/rsrc --product-version={{ .Version }} --file-version={{ .Version }}
+    - sh -c 'if [ "${INCLUDE_ANDROID_BUNDLE:-}" = "true" ]; then make build-android-bundle; fi'
 
 builds:
   - id: picoclaw
@@ -27,7 +26,7 @@ builds:
       - -X github.com/sipeed/picoclaw/pkg/config.Version={{ .Version }}
       - -X github.com/sipeed/picoclaw/pkg/config.GitCommit={{ .ShortCommit }}
       - -X github.com/sipeed/picoclaw/pkg/config.BuildTime={{ .Date }}
-      - -X github.com/sipeed/picoclaw/pkg/config.GoVersion={{ .Env.GOVERSION }}
+      - -X github.com/sipeed/picoclaw/pkg/config.GoVersion={{ with index .Env "GOVERSION" }}{{ . }}{{ else }}unknown{{ end }}
     goos:
       - linux
       - windows
@@ -67,6 +66,10 @@ builds:
       - stdjson
     ldflags:
       - -s -w
+      - -X github.com/sipeed/picoclaw/pkg/config.Version={{ .Version }}
+      - -X github.com/sipeed/picoclaw/pkg/config.GitCommit={{ .ShortCommit }}
+      - -X github.com/sipeed/picoclaw/pkg/config.BuildTime={{ .Date }}
+      - -X github.com/sipeed/picoclaw/pkg/config.GoVersion={{ with index .Env "GOVERSION" }}{{ . }}{{ else }}unknown{{ end }}
     goos:
       - linux
       - windows
@@ -106,6 +109,10 @@ builds:
       - stdjson
     ldflags:
       - -s -w
+      - -X github.com/sipeed/picoclaw/pkg/config.Version={{ .Version }}
+      - -X github.com/sipeed/picoclaw/pkg/config.GitCommit={{ .ShortCommit }}
+      - -X github.com/sipeed/picoclaw/pkg/config.BuildTime={{ .Date }}
+      - -X github.com/sipeed/picoclaw/pkg/config.GoVersion={{ with index .Env "GOVERSION" }}{{ . }}{{ else }}unknown{{ end }}
     goos:
       - linux
       - windows
@@ -245,6 +252,8 @@ changelog:
 
 release:
   disable: '{{ isEnvSet "NIGHTLY_BUILD" }}'
+  extra_files:
+    - glob: ./build/picoclaw-android-universal.zip
   footer: >-
 
     ---

CONTRIBUTING.md

@@ -108,7 +108,7 @@ Use descriptive branch names, e.g. `fix/telegram-timeout`, `feat/ollama-provider
 - Reference the related issue when relevant: `Fix session leak (#123)`.
 - Keep commits focused. One logical change per commit is preferred.
 - For minor cleanups or typo fixes, squash them into a single commit before opening a PR.
-- Refer to https://www.conventionalcommits.org/zh-hans/v1.0.0/
+- Refer to [Conventional Commits](https://www.conventionalcommits.org/en/v1.0.0/)
 
 ### Keeping Up to Date
 

CONTRIBUTING.zh.md

@@ -108,7 +108,7 @@ git checkout -b 你的功能分支名
 - 有关联 Issue 时请引用：`Fix session leak (#123)`。
 - 保持 commit 专注，每个 commit 只做一件事。
 - 对于小的清理或拼写修正，提 PR 前请将其合并为一个 commit。
-- 按照 https://www.conventionalcommits.org/zh-hans/v1.0.0/ 规范来撰写
+- 按照 [Conventional Commits](https://www.conventionalcommits.org/zh-hans/v1.0.0/) 规范来撰写
 
 ### 保持与上游同步
 

Makefile

@@ -1,4 +1,4 @@
-.PHONY: all build install uninstall clean help test
+.PHONY: all build install uninstall clean help test build-all
 
 # Build variables
 BINARY_NAME=picoclaw
@@ -205,11 +205,44 @@ build-linux-mipsle: generate
 	$(call PATCH_MIPS_FLAGS,$(BUILD_DIR)/$(BINARY_NAME)-linux-mipsle)
 	@echo "Build complete: $(BUILD_DIR)/$(BINARY_NAME)-linux-mipsle"
 
+## build-android-arm64: Build core for Android ARM64
+build-android-arm64: generate
+	@echo "Building for android/arm64..."
+	@mkdir -p $(BUILD_DIR)
+	GOOS=android GOARCH=arm64 $(GO) build -tags stdjson -ldflags "$(LDFLAGS)" -o $(BUILD_DIR)/$(BINARY_NAME)-android-arm64 ./$(CMD_DIR)
+	@echo "Build complete: $(BUILD_DIR)/$(BINARY_NAME)-android-arm64"
+
+## build-launcher-android-arm64: Build launcher for Android ARM64
+build-launcher-android-arm64:
+	@echo "Building picoclaw-launcher for android/arm64..."
+	@mkdir -p $(BUILD_DIR)
+	@$(MAKE) -C web build-android-arm64 \
+		OUTPUT_ANDROID_ARM64="$(CURDIR)/$(BUILD_DIR)/picoclaw-launcher-android-arm64" \
+		GO='$(GO)' \
+		LDFLAGS='$(LDFLAGS)'
+	@echo "Build complete: $(BUILD_DIR)/picoclaw-launcher-android-arm64"
+
+## build-android-bundle: Build core and launcher for all Android architectures and package as universal zip
+build-android-bundle: generate
+	@echo "Building core for all Android architectures..."
+	@mkdir -p $(BUILD_DIR)
+	GOOS=android GOARCH=arm64 $(GO) build -tags stdjson -ldflags "$(LDFLAGS)" -o $(BUILD_DIR)/$(BINARY_NAME)-android-arm64 ./$(CMD_DIR)
+	@echo "Building launcher for Android arm64..."
+	@$(MAKE) build-launcher-android-arm64
+	@echo "Staging JNI libs..."
+	@rm -rf $(BUILD_DIR)/android-staging
+	@mkdir -p $(BUILD_DIR)/android-staging/arm64-v8a
+	@cp $(BUILD_DIR)/$(BINARY_NAME)-android-arm64 $(BUILD_DIR)/android-staging/arm64-v8a/libpicoclaw.so
+	@cp $(BUILD_DIR)/picoclaw-launcher-android-arm64 $(BUILD_DIR)/android-staging/arm64-v8a/libpicoclaw-web.so
+	@cd $(BUILD_DIR)/android-staging && zip -r ../picoclaw-android-universal.zip .
+	@rm -rf $(BUILD_DIR)/android-staging
+	@echo "All Android builds complete: $(BUILD_DIR)/picoclaw-android-universal.zip"
+
 ## build-pi-zero: Build for Raspberry Pi Zero 2 W (32-bit and 64-bit)
 build-pi-zero: build-linux-arm build-linux-arm64
 	@echo "Pi Zero 2 W builds: $(BUILD_DIR)/$(BINARY_NAME)-linux-arm (32-bit), $(BUILD_DIR)/$(BINARY_NAME)-linux-arm64 (64-bit)"
 
-## build-all: Build picoclaw for all platforms
+## build-all: Build the picoclaw core binary for all Makefile-managed platforms
 build-all: generate
 	@echo "Building for multiple platforms..."
 	@mkdir -p $(BUILD_DIR)
@@ -226,7 +259,7 @@ build-all: generate
 	GOOS=windows GOARCH=amd64 $(GO) build $(GOFLAGS) -ldflags "$(LDFLAGS)" -o $(BUILD_DIR)/$(BINARY_NAME)-windows-amd64.exe ./$(CMD_DIR)
 	GOOS=netbsd GOARCH=amd64 $(GO) build $(GOFLAGS) -ldflags "$(LDFLAGS)" -o $(BUILD_DIR)/$(BINARY_NAME)-netbsd-amd64 ./$(CMD_DIR)
 	GOOS=netbsd GOARCH=arm64 $(GO) build $(GOFLAGS) -ldflags "$(LDFLAGS)" -o $(BUILD_DIR)/$(BINARY_NAME)-netbsd-arm64 ./$(CMD_DIR)
-	@echo "All builds complete"
+	@echo "Core builds complete"
 
 ## install: Install picoclaw to system and copy builtin skills
 install: build

README.fr.md

@@ -167,19 +167,27 @@ Vous pouvez aussi télécharger le binaire pour votre plateforme depuis la page
 
 ### Compiler depuis les sources (pour le développement)
 
+Prérequis :
+
+- Go 1.25+
+- Node.js 22+ avec Corepack activé pour les builds Web UI / launcher
+
 ```bash
 git clone https://github.com/sipeed/picoclaw.git
 
 cd picoclaw
 make deps
 
+# Installer le gestionnaire de paquets frontend déclaré par le dépôt
+(cd web/frontend && corepack install)
+
 # Compiler le binaire principal
 make build
 
 # Compiler le Web UI Launcher (requis pour le mode WebUI)
 make build-launcher
 
-# Compiler pour plusieurs plateformes
+# Compiler les binaires core pour toutes les plateformes gérées par le Makefile
 make build-all
 
 # Compiler pour Raspberry Pi Zero 2 W (32 bits : make build-linux-arm ; 64 bits : make build-linux-arm64)
@@ -620,5 +628,3 @@ Discord : <https://discord.gg/V4sAZ9XWpN>
 WeChat :
 <img src="assets/wechat.png" alt="WeChat group QR code" width="512">
 
-
-

README.id.md

@@ -164,19 +164,27 @@ Atau, unduh binary untuk platform Anda dari halaman [GitHub Releases](https://gi
 
 ### Build dari source (untuk pengembangan)
 
+Prasyarat:
+
+- Go 1.25+
+- Node.js 22+ dengan Corepack aktif untuk build Web UI / launcher
+
 ```bash
 git clone https://github.com/sipeed/picoclaw.git
 
 cd picoclaw
 make deps
 
+# Instal package manager frontend yang dideklarasikan repo
+(cd web/frontend && corepack install)
+
 # Build binary inti
 make build
 
 # Build Web UI Launcher (diperlukan untuk mode WebUI)
 make build-launcher
 
-# Build untuk berbagai platform
+# Build binary inti untuk semua platform yang dikelola Makefile
 make build-all
 
 # Build untuk Raspberry Pi Zero 2 W (32-bit: make build-linux-arm; 64-bit: make build-linux-arm64)

README.it.md

@@ -164,19 +164,27 @@ In alternativa, scarica il binario per la tua piattaforma dalla pagina delle [Gi
 
 ### Compila dai sorgenti (per lo sviluppo)
 
+Prerequisiti:
+
+- Go 1.25+
+- Node.js 22+ con Corepack abilitato per le build Web UI / launcher
+
 ```bash
 git clone https://github.com/sipeed/picoclaw.git
 
 cd picoclaw
 make deps
 
+# Installa il package manager frontend dichiarato dal repository
+(cd web/frontend && corepack install)
+
 # Compila il binario core
 make build
 
 # Compila il Web UI Launcher (necessario per la modalità WebUI)
 make build-launcher
 
-# Compila per più piattaforme
+# Compila i binari core per tutte le piattaforme gestite dal Makefile
 make build-all
 
 # Compila per Raspberry Pi Zero 2 W (32-bit: make build-linux-arm; 64-bit: make build-linux-arm64)

README.ja.md

@@ -164,19 +164,27 @@ PicoClaw はほぼすべての Linux デバイスにデプロイできます！
 
 ### ソースからビルド（開発用）
 
+前提条件:
+
+- Go 1.25+
+- Web UI / launcher のビルドには Corepack を有効にした Node.js 22+
+
 ```bash
 git clone https://github.com/sipeed/picoclaw.git
 
 cd picoclaw
 make deps
 
+# リポジトリで宣言されたフロントエンド用パッケージマネージャーをインストール
+(cd web/frontend && corepack install)
+
 # コアバイナリをビルド
 make build
 
 # Web UI Launcher をビルド（WebUI モードに必要）
 make build-launcher
 
-# 複数プラットフォーム向けビルド
+# Makefile が管理するすべてのプラットフォーム向けにコアバイナリをビルド
 make build-all
 
 # Raspberry Pi Zero 2 W 向けビルド（32-bit: make build-linux-arm; 64-bit: make build-linux-arm64）

README.ko.md

@@ -164,19 +164,27 @@ PicoClaw는 사실상 거의 모든 Linux 장치에 배포할 수 있습니다!
 
 ### 소스에서 빌드(개발용)
 
+필수 사항:
+
+- Go 1.25+
+- Web UI / launcher 빌드를 위한 Corepack 활성화된 Node.js 22+
+
 ```bash
 git clone https://github.com/sipeed/picoclaw.git
 
 cd picoclaw
 make deps
 
+# 저장소에 선언된 프런트엔드 패키지 매니저 설치
+(cd web/frontend && corepack install)
+
 # 코어 바이너리 빌드
 make build
 
 # WebUI 런처 빌드 (WebUI 모드에 필요)
 make build-launcher
 
-# 여러 플랫폼용 빌드
+# Makefile이 관리하는 모든 플랫폼용 코어 바이너리 빌드
 make build-all
 
 # Raspberry Pi Zero 2 W용 빌드 (32비트: make build-linux-arm, 64비트: make build-linux-arm64)

README.md

@@ -164,22 +164,32 @@ Alternatively, download the binary for your platform from the [GitHub Releases](
 
 ### Build from source (for development)
 
+Prerequisites:
+
+- Go 1.25+
+- Node.js 22+ with Corepack enabled for Web UI / launcher builds
+
 ```bash
 git clone https://github.com/sipeed/picoclaw.git
 
 cd picoclaw
 make deps
 
-# Build core binary
+# Install frontend package manager declared by the repo
+(cd web/frontend && corepack install)
+
+# Build the core binary for the current platform
 make build
 
-# Build Web UI Launcher (required for WebUI mode)
+# Build the Web UI Launcher (required for WebUI mode)
 make build-launcher
 
-# Build for multiple platforms
+# Build core binaries for all Makefile-managed platforms
 make build-all
 
-# Build for Raspberry Pi Zero 2 W (32-bit: make build-linux-arm; 64-bit: make build-linux-arm64)
+# Build for Raspberry Pi Zero 2 W
+# 32-bit: make build-linux-arm
+# 64-bit: make build-linux-arm64
 make build-pi-zero
 
 # Build and install

README.my.md

@@ -165,18 +165,26 @@ Muat turun binari untuk platform anda dari halaman [GitHub Releases](https://git
 
 ### Bina dari sumber (untuk pembangunan)
 
+Prasyarat:
+
+- Go 1.25+
+- Node.js 22+ dengan Corepack diaktifkan untuk binaan Web UI / launcher
+
 ```bash
 git clone https://github.com/sipeed/picoclaw.git
 cd picoclaw
 make deps
 
+# Pasang pengurus pakej frontend yang diisytiharkan oleh repositori
+(cd web/frontend && corepack install)
+
 # Bina binari teras
 make build
 
 # Bina Pelancar Web UI (diperlukan untuk mod WebUI)
 make build-launcher
 
-# Bina untuk pelbagai platform
+# Bina binari teras untuk semua platform yang diuruskan oleh Makefile
 make build-all
 
 # Bina untuk Raspberry Pi Zero 2 W (32-bit: make build-linux-arm; 64-bit: make build-linux-arm64)

README.pt-br.md

@@ -164,19 +164,27 @@ Alternativamente, baixe o binário para sua plataforma na página de [GitHub Rel
 
 ### Compilar a partir do código-fonte (para desenvolvimento)
 
+Pré-requisitos:
+
+- Go 1.25+
+- Node.js 22+ com Corepack habilitado para builds do Web UI / launcher
+
 ```bash
 git clone https://github.com/sipeed/picoclaw.git
 
 cd picoclaw
 make deps
 
+# Instalar o gerenciador de pacotes de frontend declarado pelo repositório
+(cd web/frontend && corepack install)
+
 # Compilar o binário principal
 make build
 
 # Compilar o Web UI Launcher (necessário para o modo WebUI)
 make build-launcher
 
-# Compilar para múltiplas plataformas
+# Compilar os binários core para todas as plataformas gerenciadas pelo Makefile
 make build-all
 
 # Compilar para Raspberry Pi Zero 2 W (32-bit: make build-linux-arm; 64-bit: make build-linux-arm64)

README.vi.md

@@ -164,19 +164,27 @@ Ngoài ra, tải binary cho nền tảng của bạn từ trang [GitHub Releases
 
 ### Xây dựng từ mã nguồn (để phát triển)
 
+Yêu cầu:
+
+- Go 1.25+
+- Node.js 22+ với Corepack được bật cho các bản build Web UI / launcher
+
 ```bash
 git clone https://github.com/sipeed/picoclaw.git
 
 cd picoclaw
 make deps
 
-# Build core binary
+# Cài đặt trình quản lý gói frontend được khai báo bởi repo
+(cd web/frontend && corepack install)
+
+# Build binary lõi
 make build
 
-# Build Web UI Launcher (required for WebUI mode)
+# Build Web UI Launcher (cần cho chế độ WebUI)
 make build-launcher
 
-# Build for multiple platforms
+# Build các binary lõi cho mọi nền tảng do Makefile quản lý
 make build-all
 
 # Build for Raspberry Pi Zero 2 W (32-bit: make build-linux-arm; 64-bit: make build-linux-arm64)

README.zh.md

@@ -164,19 +164,27 @@ PicoClaw 几乎可以部署在任何 Linux 设备上！
 
 ### 从源码构建（开发用）
 
+前置要求：
+
+- Go 1.25+
+- Node.js 22+，并启用 Corepack（用于 Web UI / launcher 构建）
+
 ```bash
 git clone https://github.com/sipeed/picoclaw.git
 
 cd picoclaw
 make deps
 
+# 安装仓库声明的前端包管理器
+(cd web/frontend && corepack install)
+
 # 构建核心二进制文件
 make build
 
 # 构建 Web UI Launcher（WebUI 模式必需）
 make build-launcher
 
-# 为多平台构建
+# 为 Makefile 管理的所有平台构建核心二进制文件
 make build-all
 
 # 为 Raspberry Pi Zero 2 W 构建（32位: make build-linux-arm; 64位: make build-linux-arm64）
@@ -618,5 +626,3 @@ WeChat:
 <img src="assets/wechat.png" alt="WeChat group QR code" width="512">
 
 
-
-

cmd/picoclaw/internal/cliui/cliui.go

@@ -0,0 +1,147 @@
+// Package cliui renders human-oriented CLI output: bordered panels and columns
+// on wide interactive terminals. Layout (boxes/columns) is independent of ANSI
+// color: use --no-color or NO_COLOR to disable colors only; narrow or non-TTY
+// stdout falls back to plain line-oriented output.
+package cliui
+
+import (
+	"os"
+	"sync"
+
+	"github.com/charmbracelet/lipgloss"
+	"github.com/muesli/termenv"
+	"golang.org/x/term"
+)
+
+// Minimum terminal width (columns) for bordered / structured layout.
+// Below this, plain line-oriented output is used so boxes do not wrap badly.
+const minWidthFancy = 88
+
+// Minimum width to lay out some views in two columns (e.g. status providers).
+const minWidthColumns = 104
+
+var initMu sync.Mutex
+
+// Init configures lipgloss for this process. When disableAnsiColors is true
+// (e.g. --no-color, NO_COLOR, or TERM=dumb), only color is turned off; Unicode
+// borders still render when UseFancyLayout() is true.
+func Init(disableAnsiColors bool) {
+	initMu.Lock()
+	defer initMu.Unlock()
+	if disableAnsiColors {
+		lipgloss.SetColorProfile(termenv.Ascii)
+		return
+	}
+	lipgloss.SetColorProfile(termenv.EnvColorProfile())
+}
+
+// StdoutWidth returns the terminal width or a sane default if unknown.
+func StdoutWidth() int {
+	w, _, err := term.GetSize(int(os.Stdout.Fd()))
+	if err != nil || w < 20 {
+		return 80
+	}
+	return w
+}
+
+// UseFancyLayout is true when styled boxes/columns should be used.
+func UseFancyLayout() bool {
+	if !term.IsTerminal(int(os.Stdout.Fd())) {
+		return false
+	}
+	return StdoutWidth() >= minWidthFancy
+}
+
+// UseColumnLayout is true when a second content column is viable.
+func UseColumnLayout() bool {
+	return UseFancyLayout() && StdoutWidth() >= minWidthColumns
+}
+
+// InnerWidth is the target content width inside borders/margins.
+func InnerWidth() int {
+	w := StdoutWidth()
+	// Rounded border + horizontal padding (lipgloss borders ~= 2 cols each side + padding).
+	const borderBudget = 8
+	if w > borderBudget+48 {
+		return w - borderBudget
+	}
+	return 48
+}
+
+// StderrWidth returns stderr terminal width or a sane default.
+func StderrWidth() int {
+	w, _, err := term.GetSize(int(os.Stderr.Fd()))
+	if err != nil || w < 20 {
+		return 80
+	}
+	return w
+}
+
+// UseFancyStderr is true when stderr can show boxed errors without ugly wraps.
+func UseFancyStderr() bool {
+	if !term.IsTerminal(int(os.Stderr.Fd())) {
+		return false
+	}
+	return StderrWidth() >= minWidthFancy
+}
+
+// InnerStderrWidth mirrors InnerWidth but for stderr.
+func InnerStderrWidth() int {
+	w := StderrWidth()
+	const borderBudget = 8
+	if w > borderBudget+48 {
+		return w - borderBudget
+	}
+	return 48
+}
+
+var (
+	accentBlue = lipgloss.Color("#3E5DB9")
+	accentRed  = lipgloss.Color("#D54646")
+	colorMuted = lipgloss.Color("#6B6B6B")
+	colorOK    = lipgloss.Color("#2E7D32")
+)
+
+func borderStyle() lipgloss.Style {
+	return lipgloss.NewStyle().
+		Border(lipgloss.RoundedBorder()).
+		BorderForeground(accentBlue).
+		Padding(0, 1)
+}
+
+func titleBarStyle() lipgloss.Style {
+	return lipgloss.NewStyle().
+		Foreground(accentRed).
+		Bold(true)
+}
+
+func mutedStyle() lipgloss.Style {
+	return lipgloss.NewStyle().Foreground(colorMuted)
+}
+
+func bodyStyle() lipgloss.Style {
+	return lipgloss.NewStyle()
+}
+
+func kvKeyStyle() lipgloss.Style {
+	return lipgloss.NewStyle().Foreground(accentBlue).Bold(true)
+}
+
+func kvValStyle() lipgloss.Style {
+	return lipgloss.NewStyle()
+}
+
+// helpIntroStyle is the top tagline (PicoClaw blue, matches ASCII banner left side).
+func helpIntroStyle() lipgloss.Style {
+	return lipgloss.NewStyle().Foreground(accentBlue).Bold(true)
+}
+
+// helpIdentStyle is the left column for commands and flags (blue identifiers).
+func helpIdentStyle() lipgloss.Style {
+	return lipgloss.NewStyle().Foreground(accentBlue).Bold(true)
+}
+
+// helpPlaceholderStyle highlights <placeholders> in usage lines (red accent).
+func helpPlaceholderStyle() lipgloss.Style {
+	return lipgloss.NewStyle().Foreground(accentRed).Bold(true)
+}

cmd/picoclaw/internal/cliui/cliui_test.go

@@ -0,0 +1,180 @@
+package cliui
+
+import (
+	"testing"
+
+	flag "github.com/spf13/pflag"
+)
+
+func init() {
+	// Disable ANSI colors in tests so output is predictable plain text.
+	Init(true)
+}
+
+// ---------------------------------------------------------------------------
+// showErrHint
+// ---------------------------------------------------------------------------
+
+func TestShowErrHint(t *testing.T) {
+	cases := []struct {
+		msg  string
+		want bool
+	}{
+		// Cobra flag errors — should show hint
+		{"unknown flag: --foo", true},
+		{"unknown shorthand flag: 'f' in -f", true},
+		{"flag needs an argument: --output", true},
+		{"required flag(s) \"model\" not set", true},
+		// Generic invalid-argument errors — should show hint
+		{"invalid argument \"abc\" for --count", true},
+		// required flag errors — should show hint
+		{"required flag(s) \"model\" not set", true},
+		// usage: in message — should show hint
+		{"bad input\nusage: picoclaw ...", true},
+		// Should NOT false-positive on broad words
+		{"connection flagged by remote", false},
+		{"feature flag not set", false},
+		{"invalid API key provided", false},
+		{"authentication required", false},
+		// Unrelated messages — no hint
+		{"something went wrong", false},
+		{"network timeout", false},
+	}
+
+	for _, tc := range cases {
+		got := showErrHint(tc.msg)
+		if got != tc.want {
+			t.Errorf("showErrHint(%q) = %v, want %v", tc.msg, got, tc.want)
+		}
+	}
+}
+
+// ---------------------------------------------------------------------------
+// styleUsageTokens
+// ---------------------------------------------------------------------------
+
+func TestStyleUsageTokensContainsTokens(t *testing.T) {
+	cases := []struct {
+		input    string
+		contains []string // substrings that must appear in plain output
+	}{
+		{
+			"picoclaw agent <message>",
+			[]string{"picoclaw agent", "<message>"},
+		},
+		{
+			"picoclaw [command] [flags]",
+			[]string{"picoclaw", "[command]", "[flags]"},
+		},
+		{
+			"picoclaw",
+			[]string{"picoclaw"},
+		},
+		{
+			"cmd <arg1> [--flag]",
+			[]string{"cmd", "<arg1>", "[--flag]"},
+		},
+	}
+
+	for _, tc := range cases {
+		out := styleUsageTokens(tc.input)
+		for _, sub := range tc.contains {
+			if !containsStripped(out, sub) {
+				t.Errorf("styleUsageTokens(%q): output %q does not contain %q", tc.input, out, sub)
+			}
+		}
+	}
+}
+
+// containsStripped checks whether plain contains sub after stripping ANSI escapes.
+// Since Init(true) sets Ascii profile, lipgloss emits no escape codes in tests,
+// so this is just a plain substring check.
+func containsStripped(plain, sub string) bool {
+	return len(plain) >= len(sub) && findSubstring(plain, sub)
+}
+
+func findSubstring(s, sub string) bool {
+	for i := 0; i <= len(s)-len(sub); i++ {
+		if s[i:i+len(sub)] == sub {
+			return true
+		}
+	}
+	return false
+}
+
+// ---------------------------------------------------------------------------
+// collectFlagRows
+// ---------------------------------------------------------------------------
+
+func TestCollectFlagRows_Empty(t *testing.T) {
+	fs := flag.NewFlagSet("test", flag.ContinueOnError)
+	rows := collectFlagRows(fs)
+	if len(rows) != 0 {
+		t.Fatalf("expected 0 rows for empty FlagSet, got %d", len(rows))
+	}
+}
+
+func TestCollectFlagRows_BasicFlags(t *testing.T) {
+	fs := flag.NewFlagSet("test", flag.ContinueOnError)
+	fs.String("output", "", "output file path")
+	fs.Bool("verbose", false, "enable verbose mode")
+	fs.Int("count", 1, "number of items")
+
+	rows := collectFlagRows(fs)
+
+	if len(rows) != 3 {
+		t.Fatalf("expected 3 rows, got %d", len(rows))
+	}
+
+	// Rows must be sorted alphabetically by flag name.
+	names := make([]string, 0, len(rows))
+	for _, r := range rows {
+		names = append(names, r[0])
+	}
+	if names[0] > names[1] || names[1] > names[2] {
+		t.Errorf("rows not sorted: %v", names)
+	}
+}
+
+func TestCollectFlagRows_Shorthand(t *testing.T) {
+	fs := flag.NewFlagSet("test", flag.ContinueOnError)
+	fs.StringP("model", "m", "", "model name")
+
+	rows := collectFlagRows(fs)
+	if len(rows) != 1 {
+		t.Fatalf("expected 1 row, got %d", len(rows))
+	}
+	left := rows[0][0]
+	if !findSubstring(left, "-m") || !findSubstring(left, "--model") {
+		t.Errorf("expected shorthand and long form in %q", left)
+	}
+}
+
+func TestCollectFlagRows_HiddenFlagsExcluded(t *testing.T) {
+	fs := flag.NewFlagSet("test", flag.ContinueOnError)
+	fs.String("visible", "", "this shows up")
+	hidden := fs.String("hidden", "", "this should not show up")
+	_ = hidden
+	_ = fs.MarkHidden("hidden")
+
+	rows := collectFlagRows(fs)
+	if len(rows) != 1 {
+		t.Fatalf("expected 1 row (hidden excluded), got %d", len(rows))
+	}
+	if !findSubstring(rows[0][0], "visible") {
+		t.Errorf("expected visible flag in rows, got %q", rows[0][0])
+	}
+}
+
+func TestCollectFlagRows_UsageInRightColumn(t *testing.T) {
+	fs := flag.NewFlagSet("test", flag.ContinueOnError)
+	fs.String("format", "json", "output format: json or text")
+
+	rows := collectFlagRows(fs)
+	if len(rows) != 1 {
+		t.Fatalf("expected 1 row, got %d", len(rows))
+	}
+	if rows[0][1] != "output format: json or text" {
+		t.Errorf("expected usage in right column, got %q", rows[0][1])
+	}
+}

cmd/picoclaw/internal/cliui/help_cmd.go

@@ -0,0 +1,298 @@
+package cliui
+
+import (
+	"fmt"
+	"sort"
+	"strings"
+
+	"github.com/charmbracelet/lipgloss"
+	"github.com/spf13/cobra"
+	flag "github.com/spf13/pflag"
+)
+
+// RenderCommandHelp builds Ruff-style sectioned, two-column help when
+// UseFancyLayout(); otherwise plain Cobra-style text.
+func RenderCommandHelp(c *cobra.Command) string {
+	if !UseFancyLayout() {
+		return plainCommandHelp(c)
+	}
+	syncFlags(c)
+
+	var b strings.Builder
+	head, sub := helpIntro(c)
+	if head != "" {
+		b.WriteString(helpIntroStyle().Render(head))
+		b.WriteString("\n")
+	}
+	if sub != "" {
+		b.WriteString(mutedStyle().Render(sub))
+		b.WriteString("\n")
+	}
+	if head != "" || sub != "" {
+		b.WriteString("\n")
+	}
+
+	inner := InnerWidth()
+	contentW := inner - 6
+	if contentW < 36 {
+		contentW = 36
+	}
+
+	// Usage
+	usageBody := bodyStyle().MaxWidth(contentW).Render(styleUsageTokens(c.UseLine()))
+	b.WriteString(sectionPanel("Usage", usageBody, inner))
+	b.WriteString("\n")
+
+	// Examples
+	if ex := strings.TrimSpace(c.Example); ex != "" {
+		exBody := bodyStyle().Width(contentW).Render(ex)
+		b.WriteString(sectionPanel("Examples", exBody, inner))
+		b.WriteString("\n")
+	}
+
+	// Subcommands
+	subs := visibleSubcommands(c)
+	if len(subs) > 0 {
+		rows := make([][2]string, 0, len(subs))
+		for _, sub := range subs {
+			left := sub.Name()
+			if a := sub.Aliases; len(a) > 0 {
+				left += " (" + strings.Join(a, ", ") + ")"
+			}
+			rows = append(rows, [2]string{left, sub.Short})
+		}
+		b.WriteString(sectionPanel("Commands", renderTwoColPairs(rows, contentW), inner))
+		b.WriteString("\n")
+	}
+
+	// Local options
+	local := c.LocalFlags()
+	opts := collectFlagRows(local)
+	if len(opts) > 0 {
+		title := "Options"
+		if !c.HasParent() {
+			title = "Flags"
+		}
+		b.WriteString(sectionPanel(title, renderTwoColPairs(opts, contentW), inner))
+		b.WriteString("\n")
+	}
+
+	// Global (inherited) options
+	if c.HasAvailableInheritedFlags() {
+		inh := collectFlagRows(c.InheritedFlags())
+		if len(inh) > 0 {
+			b.WriteString(sectionPanel("Global options", renderTwoColPairs(inh, contentW), inner))
+			b.WriteString("\n")
+		}
+	}
+
+	return b.String()
+}
+
+// RenderCommandQuickRef prints the same Usage / Flags / Global sections as help,
+// for embedding after errors (stderr). outerW is typically InnerStderrWidth().
+func RenderCommandQuickRef(c *cobra.Command, outerW int) string {
+	if c == nil || outerW < 40 {
+		return ""
+	}
+	syncFlags(c)
+	contentW := outerW - 6
+	if contentW < 36 {
+		contentW = 36
+	}
+	var b strings.Builder
+	usageBody := bodyStyle().MaxWidth(contentW).Render(styleUsageTokens(c.UseLine()))
+	b.WriteString(sectionPanel("Usage", usageBody, outerW))
+	b.WriteString("\n")
+	if len(c.Aliases) > 0 {
+		al := "Aliases: " + strings.Join(c.Aliases, ", ")
+		alBody := mutedStyle().MaxWidth(contentW).Render(al)
+		b.WriteString(sectionPanel("Aliases", alBody, outerW))
+		b.WriteString("\n")
+	}
+	opts := collectFlagRows(c.LocalFlags())
+	if len(opts) > 0 {
+		title := "Options"
+		if !c.HasParent() {
+			title = "Flags"
+		}
+		b.WriteString(sectionPanel(title, renderTwoColPairs(opts, contentW), outerW))
+		b.WriteString("\n")
+	}
+	if c.HasAvailableInheritedFlags() {
+		inh := collectFlagRows(c.InheritedFlags())
+		if len(inh) > 0 {
+			b.WriteString(sectionPanel("Global options", renderTwoColPairs(inh, contentW), outerW))
+			b.WriteString("\n")
+		}
+	}
+	return b.String()
+}
+
+func syncFlags(c *cobra.Command) {
+	_ = c.LocalFlags()
+	if c.HasAvailableInheritedFlags() {
+		_ = c.InheritedFlags()
+	}
+}
+
+func plainCommandHelp(c *cobra.Command) string {
+	desc := c.Long
+	if desc == "" {
+		desc = c.Short
+	}
+	desc = strings.TrimRight(desc, " \t\n\r")
+	var b strings.Builder
+	if desc != "" {
+		fmt.Fprintln(&b, desc)
+		fmt.Fprintln(&b)
+	}
+	if c.Runnable() || c.HasSubCommands() {
+		b.WriteString(c.UsageString())
+	}
+	return b.String()
+}
+
+func helpIntro(c *cobra.Command) (head, sub string) {
+	head = strings.TrimSpace(c.Short)
+	long := strings.TrimSpace(c.Long)
+	if long == "" || long == head {
+		return head, ""
+	}
+	lines := strings.Split(long, "\n")
+	var rest []string
+	for i, ln := range lines {
+		ln = strings.TrimSpace(ln)
+		if ln == "" {
+			continue
+		}
+		if i == 0 && ln == head {
+			continue
+		}
+		rest = append(rest, ln)
+	}
+	sub = strings.Join(rest, "\n")
+	return head, sub
+}
+
+func visibleSubcommands(c *cobra.Command) []*cobra.Command {
+	var out []*cobra.Command
+	for _, sub := range c.Commands() {
+		if sub.Hidden {
+			continue
+		}
+		out = append(out, sub)
+	}
+	sort.Slice(out, func(i, j int) bool { return out[i].Name() < out[j].Name() })
+	return out
+}
+
+func sectionPanel(title, body string, width int) string {
+	head := titleBarStyle().Render(title) + "\n\n"
+	return borderStyle().Width(width).Render(head + body)
+}
+
+// styleUsageTokens highlights PicoClaw-blue command tokens and red <placeholders>/[groups].
+func styleUsageTokens(s string) string {
+	var b strings.Builder
+	for len(s) > 0 {
+		ia := strings.Index(s, "<")
+		ib := strings.Index(s, "[")
+		next, kind := -1, 0 // 1 = angle, 2 = bracket
+		switch {
+		case ia >= 0 && (ib < 0 || ia < ib):
+			next, kind = ia, 1
+		case ib >= 0:
+			next, kind = ib, 2
+		}
+		if next < 0 {
+			b.WriteString(helpIdentStyle().Render(s))
+			break
+		}
+		if next > 0 {
+			b.WriteString(helpIdentStyle().Render(s[:next]))
+		}
+		s = s[next:]
+		if kind == 1 {
+			j := strings.Index(s, ">")
+			if j < 0 {
+				b.WriteString(helpIdentStyle().Render(s))
+				break
+			}
+			b.WriteString(helpPlaceholderStyle().Render(s[:j+1]))
+			s = s[j+1:]
+			continue
+		}
+		j := strings.Index(s, "]")
+		if j < 0 {
+			b.WriteString(helpIdentStyle().Render(s))
+			break
+		}
+		b.WriteString(helpPlaceholderStyle().Render(s[:j+1]))
+		s = s[j+1:]
+	}
+	return b.String()
+}
+
+func collectFlagRows(fs *flag.FlagSet) [][2]string {
+	var names []string
+	seen := map[string][2]string{}
+	fs.VisitAll(func(f *flag.Flag) {
+		if f.Hidden {
+			return
+		}
+		left := formatFlagLeft(f)
+		right := f.Usage
+		if f.Deprecated != "" {
+			right += " (deprecated: " + f.Deprecated + ")"
+		}
+		names = append(names, f.Name)
+		seen[f.Name] = [2]string{left, right}
+	})
+	sort.Strings(names)
+	rows := make([][2]string, 0, len(names))
+	for _, n := range names {
+		rows = append(rows, seen[n])
+	}
+	return rows
+}
+
+func formatFlagLeft(f *flag.Flag) string {
+	if len(f.Shorthand) > 0 {
+		return "-" + f.Shorthand + ", --" + f.Name
+	}
+	return "--" + f.Name
+}
+
+func renderTwoColPairs(rows [][2]string, contentW int) string {
+	if len(rows) == 0 {
+		return ""
+	}
+	leftW := 0
+	for _, r := range rows {
+		if w := lipgloss.Width(r[0]); w > leftW {
+			leftW = w
+		}
+	}
+	const minLeft, maxLeft = 16, 34
+	if leftW < minLeft {
+		leftW = minLeft
+	}
+	if leftW > maxLeft {
+		leftW = maxLeft
+	}
+	gap := "  "
+	rightW := contentW - leftW - lipgloss.Width(gap)
+	if rightW < 24 {
+		rightW = 24
+	}
+
+	var b strings.Builder
+	for _, r := range rows {
+		left := helpIdentStyle().Width(leftW).Align(lipgloss.Left).Render(r[0])
+		right := bodyStyle().Width(rightW).Render(strings.TrimSpace(r[1]))
+		b.WriteString(lipgloss.JoinHorizontal(lipgloss.Top, left, gap, right))
+		b.WriteString("\n")
+	}
+	return strings.TrimRight(b.String(), "\n")
+}

cmd/picoclaw/internal/cliui/help_error.go

@@ -0,0 +1,75 @@
+package cliui
+
+import (
+	"strings"
+
+	"github.com/spf13/cobra"
+)
+
+// FormatCLIError formats errors with the same boxed sections as help. When ctx
+// is the command that was running when the error occurred, Usage / Flags panels
+// are appended so styling matches picoclaw -h.
+func FormatCLIError(msg string, ctx *cobra.Command) string {
+	msg = strings.TrimRight(msg, "\n")
+	if !UseFancyStderr() {
+		s := "Error: " + msg + "\n"
+		if ctx != nil && showErrHint(msg) {
+			s += "\n" + plainCommandHelp(ctx)
+		}
+		return s
+	}
+	w := InnerStderrWidth()
+	contentW := w - 6
+	if contentW < 36 {
+		contentW = 36
+	}
+
+	title := titleBarStyle().Render("Error") + "\n\n"
+
+	paras := strings.Split(msg, "\n")
+	var body strings.Builder
+	for i, p := range paras {
+		p = strings.TrimRight(p, " ")
+		if p == "" {
+			continue
+		}
+		st := bodyStyle().Width(contentW)
+		if i > 0 {
+			body.WriteString("\n")
+		}
+		if i == 0 {
+			body.WriteString(st.Render(p))
+		} else {
+			body.WriteString(mutedStyle().Width(contentW).Render(p))
+		}
+	}
+
+	foot := ""
+	if showErrHint(msg) {
+		if ctx != nil {
+			foot = "\n\n" + mutedStyle().Width(contentW).
+				Render("Full command help: "+ctx.CommandPath()+" --help")
+		} else {
+			foot = "\n\n" + mutedStyle().Width(contentW).
+				Render("Tip: picoclaw --help   ·   picoclaw <command> --help")
+		}
+	}
+
+	out := borderStyle().Width(w).Render(title+body.String()+foot) + "\n"
+	if ctx != nil && showErrHint(msg) {
+		if ref := RenderCommandQuickRef(ctx, w); ref != "" {
+			out += "\n" + ref
+		}
+	}
+	return out
+}
+
+func showErrHint(msg string) bool {
+	m := strings.ToLower(msg)
+	return strings.Contains(m, "unknown flag") ||
+		strings.Contains(m, "unknown shorthand flag") ||
+		strings.Contains(m, "flag needs an argument") ||
+		strings.Contains(m, "invalid argument") ||
+		strings.Contains(m, "required flag") ||
+		strings.Contains(m, "usage:")
+}

cmd/picoclaw/internal/cliui/onboard.go

@@ -0,0 +1,110 @@
+package cliui
+
+import (
+	"fmt"
+	"strings"
+
+	"github.com/charmbracelet/lipgloss"
+)
+
+// PrintOnboardComplete prints the post-onboard “ready” message and next steps.
+func PrintOnboardComplete(logo string, encrypt bool, configPath string) {
+	if !UseFancyLayout() {
+		printOnboardPlain(logo, encrypt, configPath)
+		return
+	}
+	printOnboardFancy(logo, encrypt, configPath)
+}
+
+func printOnboardPlain(logo string, encrypt bool, configPath string) {
+	fmt.Printf("\n%s picoclaw is ready!\n", logo)
+	fmt.Println("\nNext steps:")
+	if encrypt {
+		fmt.Println("  1. Set your encryption passphrase before starting picoclaw:")
+		fmt.Println("       export PICOCLAW_KEY_PASSPHRASE=<your-passphrase>   # Linux/macOS")
+		fmt.Println("       set PICOCLAW_KEY_PASSPHRASE=<your-passphrase>      # Windows cmd")
+		fmt.Println("")
+		fmt.Println("  2. Add your API key to", configPath)
+	} else {
+		fmt.Println("  1. Add your API key to", configPath)
+	}
+	fmt.Println("")
+	fmt.Println("     Recommended:")
+	fmt.Println("     - OpenRouter: https://openrouter.ai/keys (access 100+ models)")
+	fmt.Println("     - Ollama:     https://ollama.com (local, free)")
+	fmt.Println("")
+	fmt.Println("     See README.md for 17+ supported providers.")
+	fmt.Println("")
+	if encrypt {
+		fmt.Println("  3. Chat: picoclaw agent -m \"Hello!\"")
+	} else {
+		fmt.Println("  2. Chat: picoclaw agent -m \"Hello!\"")
+	}
+}
+
+func printOnboardFancy(logo string, encrypt bool, configPath string) {
+	inner := InnerWidth()
+	box := borderStyle().MaxWidth(inner + 8)
+
+	ready := titleBarStyle().Render(logo+" picoclaw is ready!") + "\n"
+	fmt.Println()
+	fmt.Println(box.Width(inner).Render(strings.TrimSpace(ready)))
+	fmt.Println()
+
+	steps := buildOnboardingSteps(encrypt, configPath)
+	rec := recommendedBlock()
+	chat := chatStep(encrypt)
+
+	if UseColumnLayout() {
+		leftW := min(inner/2-2, 52)
+		rightW := inner - leftW - 4
+		if rightW < 36 {
+			rightW = 36
+		}
+		leftBlock := borderStyle().MaxWidth(leftW + 8).Width(leftW).
+			Render(titleBarStyle().Render("Next steps") + "\n\n" + bodyStyle().Width(leftW).Render(steps))
+		rightBlock := borderStyle().MaxWidth(rightW + 8).Width(rightW).
+			Render(mutedStyle().Bold(true).Render("Recommended") + "\n\n" + bodyStyle().Width(rightW).Render(rec))
+		gap := strings.Repeat(" ", 2)
+		fmt.Println(lipgloss.JoinHorizontal(lipgloss.Top, leftBlock, gap, rightBlock))
+		fmt.Println()
+		full := borderStyle().Width(inner).Render(bodyStyle().Width(inner - 4).Render(chat))
+		fmt.Println(full)
+		return
+	}
+
+	// Same order as plain output: numbered steps → recommended → chat line.
+	next := titleBarStyle().Render("Next steps") + "\n\n" +
+		bodyStyle().Width(inner-4).Render(steps+"\n\n"+rec+"\n\n"+chat)
+	fmt.Println(borderStyle().Width(inner).Render(next))
+}
+
+func buildOnboardingSteps(encrypt bool, configPath string) string {
+	var b strings.Builder
+	if encrypt {
+		b.WriteString("1. Set your encryption passphrase before starting picoclaw:\n")
+		b.WriteString("   export PICOCLAW_KEY_PASSPHRASE=<your-passphrase>   # Linux/macOS\n")
+		b.WriteString("   set PICOCLAW_KEY_PASSPHRASE=<your-passphrase>      # Windows cmd\n\n")
+		b.WriteString("2. Add your API key to\n   ")
+		b.WriteString(configPath)
+		b.WriteString("\n")
+	} else {
+		b.WriteString("1. Add your API key to\n   ")
+		b.WriteString(configPath)
+		b.WriteString("\n")
+	}
+	return b.String()
+}
+
+func recommendedBlock() string {
+	return "• OpenRouter: https://openrouter.ai/keys\n  (access 100+ models)\n\n" +
+		"• Ollama: https://ollama.com\n  (local, free)\n\n" +
+		"See README.md for 17+ supported providers."
+}
+
+func chatStep(encrypt bool) string {
+	if encrypt {
+		return "3. Chat:\n   picoclaw agent -m \"Hello!\""
+	}
+	return "2. Chat:\n   picoclaw agent -m \"Hello!\""
+}

cmd/picoclaw/internal/cliui/status.go

@@ -0,0 +1,168 @@
+package cliui
+
+import (
+	"fmt"
+	"strings"
+
+	"github.com/charmbracelet/lipgloss"
+)
+
+// ProviderRow holds one provider's display name and status value.
+type ProviderRow struct {
+	Name string
+	Val  string
+}
+
+// StatusReport is a structured status view for PrintStatus.
+type StatusReport struct {
+	Logo          string
+	Version       string
+	Build         string
+	ConfigPath    string
+	ConfigOK      bool
+	WorkspacePath string
+	WorkspaceOK   bool
+	Model         string
+	Providers     []ProviderRow
+	OAuthLines    []string // each full line "provider (method): state"
+}
+
+// PrintStatus renders picoclaw status (plain or fancy).
+func PrintStatus(r StatusReport) {
+	if !UseFancyLayout() {
+		printStatusPlain(r)
+		return
+	}
+	printStatusFancy(r)
+}
+
+func printStatusPlain(r StatusReport) {
+	fmt.Printf("%s picoclaw Status\n", r.Logo)
+	fmt.Printf("Version: %s\n", r.Version)
+	if r.Build != "" {
+		fmt.Printf("Build: %s\n", r.Build)
+	}
+	fmt.Println()
+
+	printPathLine("Config", r.ConfigPath, r.ConfigOK)
+	printPathLine("Workspace", r.WorkspacePath, r.WorkspaceOK)
+
+	if r.ConfigOK {
+		fmt.Printf("Model: %s\n", r.Model)
+		for _, p := range r.Providers {
+			fmt.Printf("%s: %s\n", p.Name, p.Val)
+		}
+		if len(r.OAuthLines) > 0 {
+			fmt.Println("\nOAuth/Token Auth:")
+			for _, line := range r.OAuthLines {
+				fmt.Printf("  %s\n", line)
+			}
+		}
+	}
+}
+
+func printPathLine(label, path string, ok bool) {
+	mark := "✗"
+	if ok {
+		mark = "✓"
+	}
+	fmt.Println(label+":", path, mark)
+}
+
+func printStatusFancy(r StatusReport) {
+	inner := InnerWidth()
+	topBox := borderStyle().Width(inner)
+
+	var head strings.Builder
+	head.WriteString(titleBarStyle().Render(r.Logo + " picoclaw Status"))
+	head.WriteString("\n\n")
+	head.WriteString(kvKeyStyle().Render("Version") + "  " + kvValStyle().Render(r.Version))
+	if r.Build != "" {
+		head.WriteString("\n")
+		head.WriteString(kvKeyStyle().Render("Build") + "     " + kvValStyle().Render(r.Build))
+	}
+	fmt.Println(topBox.Render(head.String()))
+	fmt.Println()
+
+	if UseColumnLayout() && len(r.Providers) > 0 && r.ConfigOK {
+		leftW := (inner - 2) / 2
+		rightW := inner - leftW - 2
+		pathsNarrow := pathStatusPanel(r, leftW)
+		prov := providerTablePanel(r, rightW)
+		gap := strings.Repeat(" ", 2)
+		fmt.Println(lipgloss.JoinHorizontal(lipgloss.Top, pathsNarrow, gap, prov))
+	} else {
+		fmt.Println(pathStatusPanel(r, inner))
+		if len(r.Providers) > 0 && r.ConfigOK {
+			fmt.Println(providerTablePanel(r, inner))
+		}
+	}
+
+	if len(r.OAuthLines) > 0 && r.ConfigOK {
+		var ob strings.Builder
+		ob.WriteString(titleBarStyle().Render("OAuth / token auth") + "\n\n")
+		for _, line := range r.OAuthLines {
+			ob.WriteString("  • " + line + "\n")
+		}
+		fmt.Println()
+		fmt.Println(borderStyle().Width(inner).Render(ob.String()))
+	}
+}
+
+func pathStatusPanel(r StatusReport, inner int) string {
+	cfgMark := statusMark(r.ConfigOK)
+	wsMark := statusMark(r.WorkspaceOK)
+	var b strings.Builder
+	b.WriteString(kvKeyStyle().Render("Config") + "\n")
+	b.WriteString(mutedStyle().Render(r.ConfigPath))
+	b.WriteString(" " + cfgMark + "\n\n")
+	b.WriteString(kvKeyStyle().Render("Workspace") + "\n")
+	b.WriteString(mutedStyle().Render(r.WorkspacePath))
+	b.WriteString(" " + wsMark + "\n")
+	if r.ConfigOK {
+		b.WriteString("\n")
+		b.WriteString(kvKeyStyle().Render("Model") + "  " + kvValStyle().Render(r.Model))
+	}
+	return borderStyle().Width(inner).Render(b.String())
+}
+
+func statusMark(ok bool) string {
+	if ok {
+		return lipgloss.NewStyle().Foreground(colorOK).Render("✓")
+	}
+	return lipgloss.NewStyle().Foreground(accentRed).Render("✗")
+}
+
+func providerTablePanel(r StatusReport, colW int) string {
+	if len(r.Providers) == 0 {
+		return ""
+	}
+	keyW := min(22, colW/3)
+	if keyW < 14 {
+		keyW = 14
+	}
+	valW := colW - keyW - 3
+	if valW < 12 {
+		valW = 12
+	}
+
+	var b strings.Builder
+	b.WriteString(titleBarStyle().Render("Providers & local") + "\n\n")
+	for _, p := range r.Providers {
+		k := lipgloss.NewStyle().Foreground(accentBlue).Bold(true).Width(keyW).Render(p.Name)
+		v := styleProviderVal(p.Val).Width(valW).Render(p.Val)
+		b.WriteString(lipgloss.JoinHorizontal(lipgloss.Top, k, "  ", v))
+		b.WriteString("\n")
+	}
+	return borderStyle().Width(colW).Render(strings.TrimRight(b.String(), "\n"))
+}
+
+func styleProviderVal(s string) lipgloss.Style {
+	if s == "✓" || strings.HasPrefix(s, "✓ ") {
+		return lipgloss.NewStyle().Foreground(colorOK)
+	}
+	if s == "not set" {
+		return mutedStyle()
+	}
+	return lipgloss.NewStyle()
+}

cmd/picoclaw/internal/cliui/version.go

@@ -0,0 +1,61 @@
+package cliui
+
+import (
+	"fmt"
+	"strings"
+
+	"github.com/charmbracelet/lipgloss"
+)
+
+// PrintVersion prints version, optional build info, and Go toolchain line.
+func PrintVersion(logo, versionLine string, build, goVer string) {
+	if !UseFancyLayout() {
+		fmt.Printf("%s %s\n", logo, versionLine)
+		if build != "" {
+			fmt.Printf("  Build: %s\n", build)
+		}
+		if goVer != "" {
+			fmt.Printf("  Go: %s\n", goVer)
+		}
+		return
+	}
+
+	inner := InnerWidth()
+	box := borderStyle().Width(inner)
+
+	if UseColumnLayout() {
+		leftCol := kvKeyStyle().Width(12).Align(lipgloss.Right)
+		rightW := inner - 16
+		rightStyle := kvValStyle().Width(rightW)
+
+		rows := [][]string{
+			{leftCol.Render("Version"), rightStyle.Render(versionLine)},
+		}
+		if build != "" {
+			rows = append(rows, []string{leftCol.Render("Build"), rightStyle.Render(build)})
+		}
+		if goVer != "" {
+			rows = append(rows, []string{leftCol.Render("Go"), rightStyle.Render(goVer)})
+		}
+		var body strings.Builder
+		for _, r := range rows {
+			body.WriteString(lipgloss.JoinHorizontal(lipgloss.Top, r[0], "  ", r[1]))
+			body.WriteString("\n")
+		}
+		header := titleBarStyle().Render(logo+" picoclaw") + "\n\n"
+		fmt.Println(box.Render(header + body.String()))
+		return
+	}
+
+	var lines []string
+	lines = append(lines, titleBarStyle().Render(logo+" picoclaw"))
+	lines = append(lines, "")
+	lines = append(lines, kvKeyStyle().Render("Version")+"  "+kvValStyle().Render(versionLine))
+	if build != "" {
+		lines = append(lines, kvKeyStyle().Render("Build")+"     "+kvValStyle().Render(build))
+	}
+	if goVer != "" {
+		lines = append(lines, kvKeyStyle().Render("Go")+"        "+kvValStyle().Render(goVer))
+	}
+	fmt.Println(box.Render(strings.Join(lines, "\n")))
+}

cmd/picoclaw/internal/onboard/helpers.go

@@ -9,6 +9,7 @@ import (
 	"golang.org/x/term"
 
 	"github.com/sipeed/picoclaw/cmd/picoclaw/internal"
+	"github.com/sipeed/picoclaw/cmd/picoclaw/internal/cliui"
 	"github.com/sipeed/picoclaw/pkg/config"
 	"github.com/sipeed/picoclaw/pkg/credential"
 )
@@ -79,29 +80,7 @@ func onboard(encrypt bool) {
 	workspace := cfg.WorkspacePath()
 	createWorkspaceTemplates(workspace)
 
-	fmt.Printf("\n%s picoclaw is ready!\n", internal.Logo)
+	cliui.PrintOnboardComplete(internal.Logo, encrypt, configPath)
-	fmt.Println("\nNext steps:")
-	if encrypt {
-		fmt.Println("  1. Set your encryption passphrase before starting picoclaw:")
-		fmt.Println("       export PICOCLAW_KEY_PASSPHRASE=<your-passphrase>   # Linux/macOS")
-		fmt.Println("       set PICOCLAW_KEY_PASSPHRASE=<your-passphrase>      # Windows cmd")
-		fmt.Println("")
-		fmt.Println("  2. Add your API key to", configPath)
-	} else {
-		fmt.Println("  1. Add your API key to", configPath)
-	}
-	fmt.Println("")
-	fmt.Println("     Recommended:")
-	fmt.Println("     - OpenRouter: https://openrouter.ai/keys (access 100+ models)")
-	fmt.Println("     - Ollama:     https://ollama.com (local, free)")
-	fmt.Println("")
-	fmt.Println("     See README.md for 17+ supported providers.")
-	fmt.Println("")
-	if encrypt {
-		fmt.Println("  3. Chat: picoclaw agent -m \"Hello!\"")
-	} else {
-		fmt.Println("  2. Chat: picoclaw agent -m \"Hello!\"")
-	}
 }
 
 // promptPassphrase reads the encryption passphrase twice from the terminal

cmd/picoclaw/internal/status/helpers.go

@@ -3,8 +3,10 @@ package status
 import (
 	"fmt"
 	"os"
+	"strings"
 
 	"github.com/sipeed/picoclaw/cmd/picoclaw/internal"
+	"github.com/sipeed/picoclaw/cmd/picoclaw/internal/cliui"
 	"github.com/sipeed/picoclaw/pkg/auth"
 	"github.com/sipeed/picoclaw/pkg/config"
 )
@@ -17,43 +19,125 @@ func statusCmd() {
 	}
 
 	configPath := internal.GetConfigPath()
-
-	fmt.Printf("%s picoclaw Status\n", internal.Logo)
-	fmt.Printf("Version: %s\n", config.FormatVersion())
 	build, _ := config.FormatBuildInfo()
-	if build != "" {
-		fmt.Printf("Build: %s\n", build)
-	}
-	fmt.Println()
 
-	if _, err := os.Stat(configPath); err == nil {
+	_, configStatErr := os.Stat(configPath)
-		fmt.Println("Config:", configPath, "✓")
+	configOK := configStatErr == nil
-	} else {
-		fmt.Println("Config:", configPath, "✗")
-	}
 
 	workspace := cfg.WorkspacePath()
-	if _, err := os.Stat(workspace); err == nil {
+	_, wsErr := os.Stat(workspace)
-		fmt.Println("Workspace:", workspace, "✓")
+	wsOK := wsErr == nil
-	} else {
+
-		fmt.Println("Workspace:", workspace, "✗")
+	report := cliui.StatusReport{
+		Logo:          internal.Logo,
+		Version:       config.FormatVersion(),
+		Build:         build,
+		ConfigPath:    configPath,
+		ConfigOK:      configOK,
+		WorkspacePath: workspace,
+		WorkspaceOK:   wsOK,
+		Model:         cfg.Agents.Defaults.GetModelName(),
 	}
 
-	if _, err := os.Stat(configPath); err == nil {
+	if configOK {
-		fmt.Printf("Model: %s\n", cfg.Agents.Defaults.GetModelName())
+		// PicoClaw moved to a model-centric configuration (model_list). Status should
+		// not depend on a legacy cfg.Providers field (which may not exist under some
+		// build tags). We infer provider availability from model_list entries.
+		hasProtocolKey := func(protocol string) bool {
+			prefix := protocol + "/"
+			for _, m := range cfg.ModelList {
+				if m == nil {
+					continue
+				}
+				if strings.HasPrefix(m.Model, prefix) && m.APIKey() != "" {
+					return true
+				}
+			}
+			return false
+		}
+		findLocalModelBase := func(modelName string) (string, bool) {
+			for _, m := range cfg.ModelList {
+				if m == nil {
+					continue
+				}
+				if m.ModelName == modelName && m.APIBase != "" {
+					return m.APIBase, true
+				}
+			}
+			return "", false
+		}
+		findProtocolBase := func(protocol string) (string, bool) {
+			prefix := protocol + "/"
+			for _, m := range cfg.ModelList {
+				if m == nil {
+					continue
+				}
+				if strings.HasPrefix(m.Model, prefix) && m.APIBase != "" {
+					return m.APIBase, true
+				}
+			}
+			return "", false
+		}
+
+		hasOpenRouter := hasProtocolKey("openrouter")
+		hasAnthropic := hasProtocolKey("anthropic")
+		hasOpenAI := hasProtocolKey("openai")
+		hasGemini := hasProtocolKey("gemini")
+		hasZhipu := hasProtocolKey("zhipu")
+		hasQwen := hasProtocolKey("qwen")
+		hasGroq := hasProtocolKey("groq")
+		hasMoonshot := hasProtocolKey("moonshot")
+		hasDeepSeek := hasProtocolKey("deepseek")
+		hasVolcEngine := hasProtocolKey("volcengine")
+		hasNvidia := hasProtocolKey("nvidia")
+
+		// Local endpoints: allow both the special reserved name and protocol-based entries.
+		vllmBase, hasVLLM := findLocalModelBase("local-model")
+		if !hasVLLM {
+			vllmBase, hasVLLM = findProtocolBase("vllm")
+		}
+		ollamaBase, hasOllama := findProtocolBase("ollama")
+
+		val := func(enabled bool, extra ...string) string {
+			if enabled {
+				if len(extra) > 0 && extra[0] != "" {
+					return "✓ " + extra[0]
+				}
+				return "✓"
+			}
+			return "not set"
+		}
+
+		report.Providers = []cliui.ProviderRow{
+			{Name: "OpenRouter API", Val: val(hasOpenRouter)},
+			{Name: "Anthropic API", Val: val(hasAnthropic)},
+			{Name: "OpenAI API", Val: val(hasOpenAI)},
+			{Name: "Gemini API", Val: val(hasGemini)},
+			{Name: "Zhipu API", Val: val(hasZhipu)},
+			{Name: "Qwen API", Val: val(hasQwen)},
+			{Name: "Groq API", Val: val(hasGroq)},
+			{Name: "Moonshot API", Val: val(hasMoonshot)},
+			{Name: "DeepSeek API", Val: val(hasDeepSeek)},
+			{Name: "VolcEngine API", Val: val(hasVolcEngine)},
+			{Name: "Nvidia API", Val: val(hasNvidia)},
+			{Name: "vLLM / local", Val: val(hasVLLM, vllmBase)},
+			{Name: "Ollama", Val: val(hasOllama, ollamaBase)},
+		}
 
 		store, _ := auth.LoadStore()
 		if store != nil && len(store.Credentials) > 0 {
-			fmt.Println("\nOAuth/Token Auth:")
 			for provider, cred := range store.Credentials {
-				status := "authenticated"
+				st := "authenticated"
 				if cred.IsExpired() {
-					status = "expired"
+					st = "expired"
 				} else if cred.NeedsRefresh() {
-					status = "needs refresh"
+					st = "needs refresh"
 				}
-				fmt.Printf("  %s (%s): %s\n", provider, cred.AuthMethod, status)
+				report.OAuthLines = append(report.OAuthLines,
+					fmt.Sprintf("%s (%s): %s", provider, cred.AuthMethod, st))
 			}
 		}
 	}
+
+	cliui.PrintStatus(report)
 }

cmd/picoclaw/internal/version/command.go

@@ -1,11 +1,10 @@
 package version
 
 import (
-	"fmt"
-
 	"github.com/spf13/cobra"
 
 	"github.com/sipeed/picoclaw/cmd/picoclaw/internal"
+	"github.com/sipeed/picoclaw/cmd/picoclaw/internal/cliui"
 	"github.com/sipeed/picoclaw/pkg/config"
 )
 
@@ -23,12 +22,6 @@ func NewVersionCommand() *cobra.Command {
 }
 
 func printVersion() {
-	fmt.Printf("%s picoclaw %s\n", internal.Logo, config.FormatVersion())
 	build, goVer := config.FormatBuildInfo()
-	if build != "" {
+	cliui.PrintVersion(internal.Logo, "picoclaw "+config.FormatVersion(), build, goVer)
-		fmt.Printf("  Build: %s\n", build)
-	}
-	if goVer != "" {
-		fmt.Printf("  Go: %s\n", goVer)
-	}
 }

cmd/picoclaw/main.go

@@ -16,6 +16,7 @@ import (
 	"github.com/sipeed/picoclaw/cmd/picoclaw/internal"
 	"github.com/sipeed/picoclaw/cmd/picoclaw/internal/agent"
 	"github.com/sipeed/picoclaw/cmd/picoclaw/internal/auth"
+	"github.com/sipeed/picoclaw/cmd/picoclaw/internal/cliui"
 	"github.com/sipeed/picoclaw/cmd/picoclaw/internal/cron"
 	"github.com/sipeed/picoclaw/cmd/picoclaw/internal/gateway"
 	"github.com/sipeed/picoclaw/cmd/picoclaw/internal/migrate"
@@ -28,15 +29,57 @@ import (
 	"github.com/sipeed/picoclaw/pkg/updater"
 )
 
+var rootNoColor bool
+
+func syncCliUIColor(root *cobra.Command) {
+	no, _ := root.PersistentFlags().GetBool("no-color")
+	cliui.Init(no || os.Getenv("NO_COLOR") != "" || os.Getenv("TERM") == "dumb")
+}
+
+// earlyColorDisabled matches lipgloss/banner behavior from env and argv before Cobra parses flags.
+func earlyColorDisabled() bool {
+	if os.Getenv("NO_COLOR") != "" || os.Getenv("TERM") == "dumb" {
+		return true
+	}
+	for i := 1; i < len(os.Args); i++ {
+		arg := os.Args[i]
+		if arg == "--no-color" || arg == "--no-color=true" || arg == "--no-color=1" {
+			return true
+		}
+	}
+	return false
+}
+
 func NewPicoclawCommand() *cobra.Command {
-	short := fmt.Sprintf("%s picoclaw - Personal AI Assistant %s\n\n", internal.Logo, config.GetVersion())
+	short := fmt.Sprintf("%s PicoClaw — personal AI assistant", internal.Logo)
+	long := fmt.Sprintf(`%s PicoClaw is a lightweight personal AI assistant.
+
+Version: %s`, internal.Logo, config.FormatVersion())
 
 	cmd := &cobra.Command{
 		Use:   "picoclaw",
 		Short: short,
-		Example: "picoclaw version",
+		Long:  long,
+		Example: `picoclaw version
+picoclaw onboard
+picoclaw --no-color status`,
+		SilenceErrors: true,
+		// Avoid plain UsageString() on stderr/stdout when a command fails; cliui
+		// renders matching panels on stderr instead.
+		SilenceUsage: true,
+		PersistentPreRun: func(c *cobra.Command, _ []string) {
+			syncCliUIColor(c.Root())
+		},
 	}
 
+	cmd.PersistentFlags().BoolVar(&rootNoColor, "no-color", false,
+		"Disable colors (boxed layout unchanged)")
+
+	cmd.SetHelpFunc(func(c *cobra.Command, _ []string) {
+		syncCliUIColor(c.Root())
+		fmt.Fprint(c.OutOrStdout(), cliui.RenderCommandHelp(c))
+	})
+
 	cmd.AddCommand(
 		onboard.NewOnboardCommand(),
 		agent.NewAgentCommand(),
@@ -65,17 +108,31 @@ const (
 		colorBlue + "██║     ██║╚██████╗╚██████╔╝" + colorRed + "╚██████╗███████╗██║  ██║╚███╔███╔╝\n" +
 		colorBlue + "╚═╝     ╚═╝ ╚═════╝ ╚═════╝ " + colorRed + " ╚═════╝╚══════╝╚═╝  ╚═╝ ╚══╝╚══╝\n " +
 		"\033[0m\r\n"
+	plainBanner = "\r\n" +
+		"██████╗ ██╗ ██████╗ ██████╗  ██████╗██╗      █████╗ ██╗    ██╗\n" +
+		"██╔══██╗██║██╔════╝██╔═══██╗██╔════╝██║     ██╔══██╗██║    ██║\n" +
+		"██████╔╝██║██║     ██║   ██║██║     ██║     ███████║██║ █╗ ██║\n" +
+		"██╔═══╝ ██║██║     ██║   ██║██║     ██║     ██╔══██║██║███╗██║\n" +
+		"██║     ██║╚██████╗╚██████╔╝╚██████╗███████╗██║  ██║╚███╔███╔╝\n" +
+		"╚═╝     ╚═╝ ╚═════╝ ╚═════╝  ╚═════╝╚══════╝╚═╝  ╚═╝ ╚══╝╚══╝\n " +
+		"\r\n"
 )
 
 func main() {
-	fmt.Printf("%s", banner)
+	cliui.Init(earlyColorDisabled())
 
-	tz_env := os.Getenv("TZ")
+	if earlyColorDisabled() {
-	if tz_env != "" {
+		fmt.Print(plainBanner)
-		fmt.Println("TZ environment:", tz_env)
+	} else {
-		zoneinfo_env := os.Getenv("ZONEINFO")
+		fmt.Printf("%s", banner)
-		fmt.Println("ZONEINFO environment:", zoneinfo_env)
+	}
-		loc, err := time.LoadLocation(tz_env)
+
+	tzEnv := os.Getenv("TZ")
+	if tzEnv != "" {
+		fmt.Println("TZ environment:", tzEnv)
+		zoneinfoEnv := os.Getenv("ZONEINFO")
+		fmt.Println("ZONEINFO environment:", zoneinfoEnv)
+		loc, err := time.LoadLocation(tzEnv)
 		if err != nil {
 			fmt.Println("Error loading time zone:", err)
 		} else {
@@ -85,7 +142,10 @@ func main() {
 	}
 
 	cmd := NewPicoclawCommand()
-	if err := cmd.Execute(); err != nil {
+	last, err := cmd.ExecuteC()
+	if err != nil {
+		syncCliUIColor(cmd)
+		fmt.Fprint(os.Stderr, cliui.FormatCLIError(err.Error(), last))
 		os.Exit(1)
 	}
 }

cmd/picoclaw/main_test.go

@@ -3,6 +3,7 @@ package main
 import (
 	"fmt"
 	"slices"
+	"strings"
 	"testing"
 
 	"github.com/stretchr/testify/assert"
@@ -17,20 +18,22 @@ func TestNewPicoclawCommand(t *testing.T) {
 
 	require.NotNil(t, cmd)
 
-	short := fmt.Sprintf("%s picoclaw - Personal AI Assistant %s\n\n", internal.Logo, config.GetVersion())
+	short := fmt.Sprintf("%s PicoClaw — personal AI assistant", internal.Logo)
+	longHas := strings.Contains(cmd.Long, config.FormatVersion())
 
 	assert.Equal(t, "picoclaw", cmd.Use)
 	assert.Equal(t, short, cmd.Short)
+	assert.True(t, longHas)
 
 	assert.True(t, cmd.HasSubCommands())
 	assert.True(t, cmd.HasAvailableSubCommands())
 
-	assert.False(t, cmd.HasFlags())
+	assert.True(t, cmd.PersistentFlags().Lookup("no-color") != nil)
 
 	assert.Nil(t, cmd.Run)
 	assert.Nil(t, cmd.RunE)
 
-	assert.Nil(t, cmd.PersistentPreRun)
+	assert.NotNil(t, cmd.PersistentPreRun)
 	assert.Nil(t, cmd.PersistentPostRun)
 
 	allowedCommands := []string{

go.mod

@@ -14,6 +14,7 @@ require (
 	github.com/aws/aws-sdk-go-v2/service/bedrockruntime v1.50.4
 	github.com/bwmarrin/discordgo v0.29.0
 	github.com/caarlos0/env/v11 v11.4.0
+	github.com/charmbracelet/lipgloss v1.1.0
 	github.com/creack/pty v1.1.24
 	github.com/ergochat/irc-go v0.6.0
 	github.com/ergochat/readline v0.1.3
@@ -25,6 +26,7 @@ require (
 	github.com/larksuite/oapi-sdk-go/v3 v3.5.3
 	github.com/mdp/qrterminal/v3 v3.2.1
 	github.com/minio/selfupdate v0.6.0
+	github.com/muesli/termenv v0.16.0
 	github.com/modelcontextprotocol/go-sdk v1.5.0
 	github.com/mymmrac/telego v1.8.0
 	github.com/open-dingtalk/dingtalk-stream-sdk-go v0.9.1
@@ -35,6 +37,7 @@ require (
 	github.com/rs/zerolog v1.35.0
 	github.com/slack-go/slack v0.17.3
 	github.com/spf13/cobra v1.10.2
+	github.com/spf13/pflag v1.0.10
 	github.com/stretchr/testify v1.11.1
 	github.com/tencent-connect/botgo v0.2.1
 	go.mau.fi/util v0.9.7
@@ -65,7 +68,12 @@ require (
 	github.com/aws/aws-sdk-go-v2/service/ssooidc v1.35.19 // indirect
 	github.com/aws/aws-sdk-go-v2/service/sts v1.41.10 // indirect
 	github.com/aws/smithy-go v1.24.2 // indirect
+	github.com/aymanbagabas/go-osc52/v2 v2.0.1 // indirect
 	github.com/beeper/argo-go v1.1.2 // indirect
+	github.com/charmbracelet/colorprofile v0.2.3-0.20250311203215-f60798e515dc // indirect
+	github.com/charmbracelet/x/ansi v0.8.0 // indirect
+	github.com/charmbracelet/x/cellbuf v0.0.13-0.20250311204145-2c3ea96c31dd // indirect
+	github.com/charmbracelet/x/term v0.2.1 // indirect
 	github.com/cloudflare/circl v1.6.3 // indirect
 	github.com/coder/websocket v1.8.14 // indirect
 	github.com/davecgh/go-spew v1.1.1 // indirect
@@ -79,6 +87,7 @@ require (
 	github.com/lucasb-eyer/go-colorful v1.3.0 // indirect
 	github.com/mattn/go-colorable v0.1.14 // indirect
 	github.com/mattn/go-isatty v0.0.20 // indirect
+	github.com/mattn/go-runewidth v0.0.16 // indirect
 	github.com/mattn/go-sqlite3 v1.14.34 // indirect
 	github.com/ncruces/go-strftime v1.0.0 // indirect
 	github.com/petermattis/goid v0.0.0-20260226131333-17d1149c6ac6 // indirect
@@ -88,10 +97,10 @@ require (
 	github.com/rivo/uniseg v0.4.7 // indirect
 	github.com/segmentio/asm v1.1.3 // indirect
 	github.com/segmentio/encoding v0.5.4 // indirect
-	github.com/spf13/pflag v1.0.10 // indirect
 	github.com/vektah/gqlparser/v2 v2.5.27 // indirect
 	github.com/vmihailenco/msgpack/v5 v5.4.1 // indirect
 	github.com/vmihailenco/tagparser/v2 v2.0.0 // indirect
+	github.com/xo/terminfo v0.0.0-20220910002029-abceb7e1c41e // indirect
 	go.mau.fi/libsignal v0.2.1 // indirect
 	go.opentelemetry.io/auto/sdk v1.1.0 // indirect
 	go.opentelemetry.io/otel v1.35.0 // indirect

go.sum

@@ -55,6 +55,8 @@ github.com/aws/aws-sdk-go-v2/service/sts v1.41.10 h1:p8ogvvLugcR/zLBXTXrTkj0RYBU
 github.com/aws/aws-sdk-go-v2/service/sts v1.41.10/go.mod h1:60dv0eZJfeVXfbT1tFJinbHrDfSJ2GZl4Q//OSSNAVw=
 github.com/aws/smithy-go v1.24.2 h1:FzA3bu/nt/vDvmnkg+R8Xl46gmzEDam6mZ1hzmwXFng=
 github.com/aws/smithy-go v1.24.2/go.mod h1:YE2RhdIuDbA5E5bTdciG9KrW3+TiEONeUWCqxX9i1Fc=
+github.com/aymanbagabas/go-osc52/v2 v2.0.1 h1:HwpRHbFMcZLEVr42D4p7XBqjyuxQH5SMiErDT4WkJ2k=
+github.com/aymanbagabas/go-osc52/v2 v2.0.1/go.mod h1:uYgXzlJ7ZpABp8OJ+exZzJJhRNQ2ASbcXHWsFqH8hp8=
 github.com/beeper/argo-go v1.1.2 h1:UQI2G8F+NLfGTOmTUI0254pGKx/HUU/etbUGTJv91Fs=
 github.com/beeper/argo-go v1.1.2/go.mod h1:M+LJAnyowKVQ6Rdj6XYGEn+qcVFkb3R/MUpqkGR0hM4=
 github.com/bytedance/gopkg v0.1.3 h1:TPBSwH8RsouGCBcMBktLt1AymVo2TVsBVCY4b6TnZ/M=
@@ -67,6 +69,16 @@ github.com/caarlos0/env/v11 v11.4.0 h1:Kcb6t5kIIr4XkoQC9AF2j+8E1Jsrl3Wz/hhm1LtoG
 github.com/caarlos0/env/v11 v11.4.0/go.mod h1:qupehSf/Y0TUTsxKywqRt/vJjN5nz6vauiYEUUr8P4U=
 github.com/cespare/xxhash/v2 v2.1.2/go.mod h1:VGX0DQ3Q6kWi7AoAeZDth3/j3BFtOZR5XLFGgcrjCOs=
 github.com/cespare/xxhash/v2 v2.2.0/go.mod h1:VGX0DQ3Q6kWi7AoAeZDth3/j3BFtOZR5XLFGgcrjCOs=
+github.com/charmbracelet/colorprofile v0.2.3-0.20250311203215-f60798e515dc h1:4pZI35227imm7yK2bGPcfpFEmuY1gc2YSTShr4iJBfs=
+github.com/charmbracelet/colorprofile v0.2.3-0.20250311203215-f60798e515dc/go.mod h1:X4/0JoqgTIPSFcRA/P6INZzIuyqdFY5rm8tb41s9okk=
+github.com/charmbracelet/lipgloss v1.1.0 h1:vYXsiLHVkK7fp74RkV7b2kq9+zDLoEU4MZoFqR/noCY=
+github.com/charmbracelet/lipgloss v1.1.0/go.mod h1:/6Q8FR2o+kj8rz4Dq0zQc3vYf7X+B0binUUBwA0aL30=
+github.com/charmbracelet/x/ansi v0.8.0 h1:9GTq3xq9caJW8ZrBTe0LIe2fvfLR/bYXKTx2llXn7xE=
+github.com/charmbracelet/x/ansi v0.8.0/go.mod h1:wdYl/ONOLHLIVmQaxbIYEC/cRKOQyjTkowiI4blgS9Q=
+github.com/charmbracelet/x/cellbuf v0.0.13-0.20250311204145-2c3ea96c31dd h1:vy0GVL4jeHEwG5YOXDmi86oYw2yuYUGqz6a8sLwg0X8=
+github.com/charmbracelet/x/cellbuf v0.0.13-0.20250311204145-2c3ea96c31dd/go.mod h1:xe0nKWGd3eJgtqZRaN9RjMtK7xUYchjzPr7q6kcvCCs=
+github.com/charmbracelet/x/term v0.2.1 h1:AQeHeLZ1OqSXhrAWpYUtZyX1T3zVxfpZuEQMIQaGIAQ=
+github.com/charmbracelet/x/term v0.2.1/go.mod h1:oQ4enTYFV7QN4m0i9mzHrViD7TQKvNEEkHUMCmsxdUg=
 github.com/cloudflare/circl v1.6.3 h1:9GPOhQGF9MCYUeXyMYlqTR6a5gTrgR/fBLXvUgtVcg8=
 github.com/cloudflare/circl v1.6.3/go.mod h1:2eXP6Qfat4O/Yhh8BznvKnJ+uzEoTQ6jVKJRn81BiS4=
 github.com/cloudwego/base64x v0.1.6 h1:t11wG9AECkCDk5fMSoxmufanudBtJ+/HemLstXDLI2M=
@@ -179,12 +191,16 @@ github.com/mattn/go-colorable v0.1.14 h1:9A9LHSqF/7dyVVX6g0U9cwm9pG3kP9gSzcuIPHP
 github.com/mattn/go-colorable v0.1.14/go.mod h1:6LmQG8QLFO4G5z1gPvYEzlUgJ2wF+stgPZH1UqBm1s8=
 github.com/mattn/go-isatty v0.0.20 h1:xfD0iDuEKnDkl03q4limB+vH+GxLEtL/jb4xVJSWWEY=
 github.com/mattn/go-isatty v0.0.20/go.mod h1:W+V8PltTTMOvKvAeJH7IuucS94S2C6jfK/D7dTCTo3Y=
+github.com/mattn/go-runewidth v0.0.16 h1:E5ScNMtiwvlvB5paMFdw9p4kSQzbXFikJ5SQO6TULQc=
+github.com/mattn/go-runewidth v0.0.16/go.mod h1:Jdepj2loyihRzMpdS35Xk/zdY8IAYHsh153qUoGf23w=
 github.com/mattn/go-sqlite3 v1.14.34 h1:3NtcvcUnFBPsuRcno8pUtupspG/GM+9nZ88zgJcp6Zk=
 github.com/mattn/go-sqlite3 v1.14.34/go.mod h1:Uh1q+B4BYcTPb+yiD3kU8Ct7aC0hY9fxUwlHK0RXw+Y=
 github.com/mdp/qrterminal/v3 v3.2.1 h1:6+yQjiiOsSuXT5n9/m60E54vdgFsw0zhADHhHLrFet4=
 github.com/mdp/qrterminal/v3 v3.2.1/go.mod h1:jOTmXvnBsMy5xqLniO0R++Jmjs2sTm9dFSuQ5kpz/SU=
 github.com/minio/selfupdate v0.6.0 h1:i76PgT0K5xO9+hjzKcacQtO7+MjJ4JKA8Ak8XQ9DDwU=
 github.com/minio/selfupdate v0.6.0/go.mod h1:bO02GTIPCMQFTEvE5h4DjYB58bCoZ35XLeBf0buTDdM=
+github.com/muesli/termenv v0.16.0 h1:S5AlUN9dENB57rsbnkPyfdGuWIlkmzJjbFf0Tf5FWUc=
+github.com/muesli/termenv v0.16.0/go.mod h1:ZRfOIKPFDYQoDFF4Olj7/QJbW60Ol/kL1pU3VfY/Cnk=
 github.com/modelcontextprotocol/go-sdk v1.5.0 h1:CHU0FIX9kpueNkxuYtfYQn1Z0slhFzBZuq+x6IiblIU=
 github.com/modelcontextprotocol/go-sdk v1.5.0/go.mod h1:gggDIhoemhWs3BGkGwd1umzEXCEMMvAnhTrnbXJKKKA=
 github.com/mymmrac/telego v1.8.0 h1:EvIprWo9Cn0MHgumvvqNXPAXO1yJj3pu2cdCCeDxbow=
@@ -218,6 +234,7 @@ github.com/remyoudompheng/bigfft v0.0.0-20230129092748-24d4a6f8daec h1:W09IVJc94
 github.com/remyoudompheng/bigfft v0.0.0-20230129092748-24d4a6f8daec/go.mod h1:qqbHyh8v60DhA7CoWK5oRCqLrMHRGoxYCSS9EjAz6Eo=
 github.com/rivo/tview v0.42.0 h1:b/ftp+RxtDsHSaynXTbJb+/n/BxDEi+W3UfF5jILK6c=
 github.com/rivo/tview v0.42.0/go.mod h1:cSfIYfhpSGCjp3r/ECJb+GKS7cGJnqV8vfjQPwoXyfY=
+github.com/rivo/uniseg v0.2.0/go.mod h1:J6wj4VEh+S6ZtnVlnTBMWIodfgj8LQOQFoIToxlJtxc=
 github.com/rivo/uniseg v0.4.7 h1:WUdvkW8uEhrYfLC4ZzdpI2ztxP1I582+49Oc5Mq64VQ=
 github.com/rivo/uniseg v0.4.7/go.mod h1:FN3SvrM+Zdj16jyLfmOkMNblXMcoc8DfTHruCPUcx88=
 github.com/rogpeppe/go-internal v1.6.1/go.mod h1:xXDCJY+GAPziupqXw64V24skbSoqbTEfhy4qGm1nDQc=
@@ -276,6 +293,8 @@ github.com/valyala/fastjson v1.6.10 h1:/yjJg8jaVQdYR3arGxPE2X5z89xrlhS0eGXdv+ADT
 github.com/valyala/fastjson v1.6.10/go.mod h1:e6FubmQouUNP73jtMLmcbxS6ydWIpOfhz34TSfO3JaE=
 github.com/vektah/gqlparser/v2 v2.5.27 h1:RHPD3JOplpk5mP5JGX8RKZkt2/Vwj/PZv0HxTdwFp0s=
 github.com/vektah/gqlparser/v2 v2.5.27/go.mod h1:D1/VCZtV3LPnQrcPBeR/q5jkSQIPti0uYCP/RI0gIeo=
+github.com/xo/terminfo v0.0.0-20220910002029-abceb7e1c41e h1:JVG44RsyaB9T2KIHavMF/ppJZNG9ZpyihvCd0w101no=
+github.com/xo/terminfo v0.0.0-20220910002029-abceb7e1c41e/go.mod h1:RbqR21r5mrJuqunuUZ/Dhy/avygyECGrLceyNeo4LiM=
 github.com/vmihailenco/msgpack/v5 v5.4.1 h1:cQriyiUvjTwOHg8QZaPihLWeRAAVoCpE00IUPn0Bjt8=
 github.com/vmihailenco/msgpack/v5 v5.4.1/go.mod h1:GaZTsDaehaPpQVyxrf5mtQlH+pc21PIudVV/E3rRQok=
 github.com/vmihailenco/tagparser/v2 v2.0.0 h1:y09buUbR+b5aycVFQs/g70pqKVZNBmxwAhO7/IwNM9g=

pkg/agent/loop.go

@@ -105,6 +105,8 @@ const (
 	toolLimitResponse          = "I've reached `max_tool_iterations` without a final response. Increase `max_tool_iterations` in config.json if this task needs more tool steps."
 	handledToolResponseSummary = "Requested output delivered via tool attachment."
 	sessionKeyAgentPrefix      = "agent:"
+	metadataKeyMessageKind     = "message_kind"
+	messageKindThought         = "thought"
 	metadataKeyAccountID       = "account_id"
 	metadataKeyGuildID         = "guild_id"
 	metadataKeyTeamID          = "team_id"
@@ -1718,6 +1720,41 @@ func (al *AgentLoop) targetReasoningChannelID(channelName string) (chatID string
 	return ""
 }
 
+func (al *AgentLoop) publishPicoReasoning(ctx context.Context, reasoningContent, chatID string) {
+	if reasoningContent == "" || chatID == "" {
+		return
+	}
+
+	if ctx.Err() != nil {
+		return
+	}
+
+	pubCtx, pubCancel := context.WithTimeout(ctx, 5*time.Second)
+	defer pubCancel()
+
+	if err := al.bus.PublishOutbound(pubCtx, bus.OutboundMessage{
+		Channel: "pico",
+		ChatID:  chatID,
+		Content: reasoningContent,
+		Metadata: map[string]string{
+			metadataKeyMessageKind: messageKindThought,
+		},
+	}); err != nil {
+		if errors.Is(err, context.DeadlineExceeded) || errors.Is(err, context.Canceled) ||
+			errors.Is(err, bus.ErrBusClosed) {
+			logger.DebugCF("agent", "Pico reasoning publish skipped (timeout/cancel)", map[string]any{
+				"channel": "pico",
+				"error":   err.Error(),
+			})
+		} else {
+			logger.WarnCF("agent", "Failed to publish pico reasoning (best-effort)", map[string]any{
+				"channel": "pico",
+				"error":   err.Error(),
+			})
+		}
+	}
+}
+
 func (al *AgentLoop) handleReasoning(
 	ctx context.Context,
 	reasoningContent, channelName, channelID string,
@@ -2319,12 +2356,16 @@ turnLoop:
 		if reasoningContent == "" {
 			reasoningContent = response.ReasoningContent
 		}
+		if ts.channel == "pico" {
+			go al.publishPicoReasoning(turnCtx, reasoningContent, ts.chatID)
+		} else {
 			go al.handleReasoning(
 				turnCtx,
 				reasoningContent,
 				ts.channel,
 				al.targetReasoningChannelID(ts.channel),
 			)
+		}
 		al.emitEvent(
 			EventKindLLMResponse,
 			ts.eventMeta("runTurn", "turn.llm.response"),
@@ -2373,7 +2414,7 @@ turnLoop:
 
 		if len(response.ToolCalls) == 0 || gracefulTerminal {
 			responseContent := response.Content
-			if responseContent == "" && response.ReasoningContent != "" {
+			if responseContent == "" && response.ReasoningContent != "" && ts.channel != "pico" {
 				responseContent = response.ReasoningContent
 			}
 			if steerMsgs := al.dequeueSteeringMessagesForScope(ts.sessionKey); len(steerMsgs) > 0 {

pkg/agent/loop_test.go

@@ -1972,7 +1972,7 @@ func TestProcessMessage_FallbackUsesPerCandidateProvider(t *testing.T) {
 			},
 			{
 				ModelName: "gemma-fallback",
-				Model:     "gemini/gemma-3-27b-it",
+				Model:     "openrouter/gemma-3-27b-it",
 				APIBase:   fallbackServer.URL,
 				APIKeys:   config.SimpleSecureStrings("fallback-key"),
 				Workspace: workspace,
@@ -2711,6 +2711,62 @@ func TestProcessMessage_PublishesReasoningContentToReasoningChannel(t *testing.T
 	}
 }
 
+func TestProcessMessage_PicoPublishesReasoningAsThoughtMessage(t *testing.T) {
+	tmpDir := t.TempDir()
+	cfg := &config.Config{
+		Agents: config.AgentsConfig{
+			Defaults: config.AgentDefaults{
+				Workspace:         tmpDir,
+				ModelName:         "test-model",
+				MaxTokens:         4096,
+				MaxToolIterations: 10,
+			},
+		},
+	}
+
+	msgBus := bus.NewMessageBus()
+	provider := &reasoningContentProvider{
+		response:         "final answer",
+		reasoningContent: "thinking trace",
+	}
+	al := NewAgentLoop(cfg, msgBus, provider)
+
+	response, err := al.processMessage(context.Background(), bus.InboundMessage{
+		Channel:  "pico",
+		SenderID: "user1",
+		ChatID:   "pico:test-session",
+		Content:  "hello",
+	})
+	if err != nil {
+		t.Fatalf("processMessage() error = %v", err)
+	}
+	if response != "final answer" {
+		t.Fatalf("processMessage() response = %q, want %q", response, "final answer")
+	}
+
+	var thoughtMsg *bus.OutboundMessage
+	deadline := time.After(3 * time.Second)
+
+	for thoughtMsg == nil {
+		select {
+		case outbound := <-msgBus.OutboundChan():
+			msg := outbound
+			if msg.Content == "thinking trace" {
+				thoughtMsg = &msg
+			}
+		case <-deadline:
+			t.Fatal("expected thought outbound message for pico")
+		}
+	}
+
+	if thoughtMsg.Channel != "pico" || thoughtMsg.ChatID != "pico:test-session" {
+		t.Fatalf("thought message route = %s/%s, want pico/pico:test-session", thoughtMsg.Channel, thoughtMsg.ChatID)
+	}
+	if thoughtMsg.Metadata[metadataKeyMessageKind] != messageKindThought {
+		t.Fatalf("thought metadata kind = %q, want %q", thoughtMsg.Metadata[metadataKeyMessageKind], messageKindThought)
+	}
+}
+
 func TestProcessHeartbeat_DoesNotPublishToolFeedback(t *testing.T) {
 	tmpDir := t.TempDir()
 	heartbeatFile := filepath.Join(tmpDir, "heartbeat-task.txt")

pkg/channels/pico/client.go

@@ -242,7 +242,11 @@ func (c *PicoClientChannel) handleInbound(pc *picoConn, msg PicoMessage) {
 }
 
 func (c *PicoClientChannel) handleServerMessage(pc *picoConn, msg PicoMessage) {
-	content, _ := msg.Payload["content"].(string)
+	if isThoughtPayload(msg.Payload) {
+		return
+	}
+
+	content, _ := msg.Payload[PayloadKeyContent].(string)
 	if strings.TrimSpace(content) == "" {
 		return
 	}
@@ -285,7 +289,7 @@ func (c *PicoClientChannel) Send(ctx context.Context, msg bus.OutboundMessage) (
 	}
 
 	outMsg := newMessage(TypeMessageSend, map[string]any{
-		"content": msg.Content,
+		PayloadKeyContent: msg.Content,
 	})
 	outMsg.SessionID = strings.TrimPrefix(msg.ChatID, "pico_client:")
 	return nil, pc.writeJSON(outMsg)

pkg/channels/pico/client_test.go

@@ -316,3 +316,67 @@ func TestPicoChannel_HandleMessageSend_AllowsMediaOnly(t *testing.T) {
 		t.Fatal("timed out waiting for inbound media message")
 	}
 }
+
+func TestIsThoughtPayload(t *testing.T) {
+	tests := []struct {
+		name    string
+		payload map[string]any
+		want    bool
+	}{
+		{
+			name:    "explicit thought bool",
+			payload: map[string]any{PayloadKeyThought: true},
+			want:    true,
+		},
+		{
+			name:    "thought false",
+			payload: map[string]any{PayloadKeyThought: false},
+			want:    false,
+		},
+		{
+			name:    "thought string ignored",
+			payload: map[string]any{PayloadKeyThought: "true"},
+			want:    false,
+		},
+		{
+			name:    "default normal",
+			payload: map[string]any{PayloadKeyContent: "hello"},
+			want:    false,
+		},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			if got := isThoughtPayload(tt.payload); got != tt.want {
+				t.Fatalf("isThoughtPayload() = %v, want %v", got, tt.want)
+			}
+		})
+	}
+}
+
+func TestPicoClientChannel_HandleServerMessage_IgnoresThought(t *testing.T) {
+	mb := bus.NewMessageBus()
+	ch, err := NewPicoClientChannel(config.PicoClientConfig{
+		URL: "ws://localhost:8080/ws",
+	}, mb)
+	if err != nil {
+		t.Fatalf("NewPicoClientChannel() error = %v", err)
+	}
+
+	ch.ctx = context.Background()
+	pc := &picoConn{sessionID: "sess-thought"}
+
+	ch.handleServerMessage(pc, PicoMessage{
+		Type: TypeMessageCreate,
+		Payload: map[string]any{
+			PayloadKeyContent: "internal reasoning",
+			PayloadKeyThought: true,
+		},
+	})
+
+	select {
+	case msg := <-mb.InboundChan():
+		t.Fatalf("expected no inbound publish for thought payload, got %+v", msg)
+	case <-time.After(150 * time.Millisecond):
+	}
+}

pkg/channels/pico/pico.go

@@ -39,6 +39,13 @@ var allowedInlineImageMIMETypes = map[string]struct{}{
 	"image/bmp":  {},
 }
 
+func outboundMessageIsThought(metadata map[string]string) bool {
+	if len(metadata) == 0 {
+		return false
+	}
+	return strings.EqualFold(strings.TrimSpace(metadata["message_kind"]), MessageKindThought)
+}
+
 // writeJSON sends a JSON message to the connection with write locking.
 func (pc *picoConn) writeJSON(v any) error {
 	if pc.closed.Load() {
@@ -247,9 +254,11 @@ func (c *PicoChannel) Send(ctx context.Context, msg bus.OutboundMessage) ([]stri
 	if !c.IsRunning() {
 		return nil, channels.ErrNotRunning
 	}
+	isThought := outboundMessageIsThought(msg.Metadata)
 
 	outMsg := newMessage(TypeMessageCreate, map[string]any{
-		"content": msg.Content,
+		PayloadKeyContent: msg.Content,
+		PayloadKeyThought: isThought,
 	})
 
 	return nil, c.broadcastToSession(msg.ChatID, outMsg)
@@ -288,7 +297,8 @@ func (c *PicoChannel) SendPlaceholder(ctx context.Context, chatID string) (strin
 
 	msgID := uuid.New().String()
 	outMsg := newMessage(TypeMessageCreate, map[string]any{
-		"content":    text,
+		PayloadKeyContent: text,
+		PayloadKeyThought: false,
 		"message_id":      msgID,
 	})
 

pkg/channels/pico/protocol.go

@@ -19,6 +19,11 @@ const (
 	TypePong          = "pong"
 
 	PicoTokenPrefix = "pico-"
+
+	PayloadKeyContent = "content"
+	PayloadKeyThought = "thought"
+
+	MessageKindThought = "thought"
 )
 
 // PicoMessage is the wire format for all Pico Protocol messages.
@@ -39,6 +44,11 @@ func newMessage(msgType string, payload map[string]any) PicoMessage {
 	}
 }
 
+func isThoughtPayload(payload map[string]any) bool {
+	thought, _ := payload[PayloadKeyThought].(bool)
+	return thought
+}
+
 func newErrorWithPayload(code, message string, extra map[string]any) PicoMessage {
 	payload := map[string]any{
 		"code":    code,

pkg/gateway/channel_matrix.go

@@ -1,4 +1,4 @@
-//go:build !mipsle && !netbsd && !(freebsd && arm)
+//go:build !mipsle && !netbsd && !(freebsd && arm) && !android
 
 package gateway
 

pkg/providers/antigravity_provider.go

@@ -389,6 +389,7 @@ type antigravityJSONResponse struct {
 		Content struct {
 			Parts []struct {
 				Text                  string                   `json:"text,omitempty"`
+				Thought               bool                     `json:"thought,omitempty"`
 				ThoughtSignature      string                   `json:"thoughtSignature,omitempty"`
 				ThoughtSignatureSnake string                   `json:"thought_signature,omitempty"`
 				FunctionCall          *antigravityFunctionCall `json:"functionCall,omitempty"`
@@ -406,6 +407,7 @@ type antigravityJSONResponse struct {
 
 func (p *AntigravityProvider) parseSSEResponse(body string) (*LLMResponse, error) {
 	var contentParts []string
+	var reasoningParts []string
 	var toolCalls []ToolCall
 	var usage *UsageInfo
 	var finishReason string
@@ -433,8 +435,12 @@ func (p *AntigravityProvider) parseSSEResponse(body string) (*LLMResponse, error
 		for _, candidate := range resp.Candidates {
 			for _, part := range candidate.Content.Parts {
 				if part.Text != "" {
+					if part.Thought {
+						reasoningParts = append(reasoningParts, part.Text)
+					} else {
 						contentParts = append(contentParts, part.Text)
 					}
+				}
 				if part.FunctionCall != nil {
 					argumentsJSON, _ := json.Marshal(part.FunctionCall.Args)
 					toolCalls = append(toolCalls, ToolCall{
@@ -476,6 +482,7 @@ func (p *AntigravityProvider) parseSSEResponse(body string) (*LLMResponse, error
 
 	return &LLMResponse{
 		Content:          strings.Join(contentParts, ""),
+		ReasoningContent: strings.Join(reasoningParts, ""),
 		ToolCalls:        toolCalls,
 		FinishReason:     mappedFinish,
 		Usage:            usage,

pkg/providers/antigravity_provider_test.go

@@ -54,3 +54,27 @@ func TestResolveToolResponseNameInfersNameFromGeneratedCallID(t *testing.T) {
 		t.Fatalf("expected inferred tool name search_docs, got %q", got)
 	}
 }
+
+func TestParseSSEResponse_SplitsThoughtAndVisibleContent(t *testing.T) {
+	p := &AntigravityProvider{}
+	body := "data: {\"response\":{\"candidates\":[{\"content\":{\"parts\":[{\"text\":\"hidden reasoning\",\"thought\":true},{\"text\":\"visible answer\"}],\"role\":\"model\"},\"finishReason\":\"STOP\"}],\"usageMetadata\":{\"promptTokenCount\":8,\"candidatesTokenCount\":17,\"totalTokenCount\":216}}}\n" +
+		"data: [DONE]\n"
+
+	resp, err := p.parseSSEResponse(body)
+	if err != nil {
+		t.Fatalf("parseSSEResponse() error = %v", err)
+	}
+
+	if resp.Content != "visible answer" {
+		t.Fatalf("Content = %q, want %q", resp.Content, "visible answer")
+	}
+	if resp.ReasoningContent != "hidden reasoning" {
+		t.Fatalf("ReasoningContent = %q, want %q", resp.ReasoningContent, "hidden reasoning")
+	}
+	if resp.FinishReason != "stop" {
+		t.Fatalf("FinishReason = %q, want %q", resp.FinishReason, "stop")
+	}
+	if resp.Usage == nil || resp.Usage.TotalTokens != 216 {
+		t.Fatalf("Usage.TotalTokens = %v, want %d", resp.Usage, 216)
+	}
+}

pkg/providers/factory_provider.go

@@ -114,7 +114,7 @@ func ResolveAPIBase(cfg *config.ModelConfig) string {
 
 // CreateProviderFromConfig creates a provider based on the ModelConfig.
 // It uses the protocol prefix in the Model field to determine which provider to create.
-// Supported protocol families include OpenAI-compatible prefixes (e.g., openai, openrouter, groq, gemini),
+// Supported protocol families include OpenAI-compatible prefixes (e.g., openai, openrouter, groq),
 // Azure OpenAI, Amazon Bedrock, Anthropic (including messages), and various CLI/compatibility shims.
 // See the switch on protocol in this function for the authoritative list.
 // Returns the provider, the model ID (without protocol prefix), and any error.
@@ -218,7 +218,7 @@ func CreateProviderFromConfig(cfg *config.ModelConfig) (LLMProvider, string, err
 		}
 		return provider, modelID, nil
 
-	case "litellm", "lmstudio", "openrouter", "groq", "zhipu", "gemini", "nvidia", "venice",
+	case "litellm", "lmstudio", "openrouter", "groq", "zhipu", "nvidia", "venice",
 		"ollama", "moonshot", "shengsuanyun", "deepseek", "cerebras",
 		"vivgrid", "volcengine", "vllm", "qwen", "qwen-intl", "qwen-international", "dashscope-intl",
 		"qwen-us", "dashscope-us", "mistral", "avian", "longcat", "modelscope", "novita",
@@ -242,6 +242,24 @@ func CreateProviderFromConfig(cfg *config.ModelConfig) (LLMProvider, string, err
 			cfg.CustomHeaders,
 		), modelID, nil
 
+	case "gemini":
+		if cfg.APIKey() == "" && cfg.APIBase == "" {
+			return nil, "", fmt.Errorf("api_key or api_base is required for gemini protocol (model: %s)", cfg.Model)
+		}
+		apiBase := cfg.APIBase
+		if apiBase == "" {
+			apiBase = getDefaultAPIBase(protocol)
+		}
+		return NewGeminiProvider(
+			cfg.APIKey(),
+			apiBase,
+			cfg.Proxy,
+			userAgent,
+			cfg.RequestTimeout,
+			cfg.ExtraBody,
+			cfg.CustomHeaders,
+		), modelID, nil
+
 	case "minimax":
 		// Minimax requires reasoning_split: true in the request body
 		if cfg.APIKey() == "" && cfg.APIBase == "" {

pkg/providers/factory_provider_test.go

@@ -434,6 +434,62 @@ func TestCreateProviderFromConfig_Antigravity(t *testing.T) {
 	}
 }
 
+func TestCreateProviderFromConfig_Gemini(t *testing.T) {
+	cfg := &config.ModelConfig{
+		ModelName: "test-gemini",
+		Model:     "gemini/gemini-2.5-flash",
+	}
+	cfg.SetAPIKey("test-key")
+
+	provider, modelID, err := CreateProviderFromConfig(cfg)
+	if err != nil {
+		t.Fatalf("CreateProviderFromConfig() error = %v", err)
+	}
+	if provider == nil {
+		t.Fatal("CreateProviderFromConfig() returned nil provider")
+	}
+	if modelID != "gemini-2.5-flash" {
+		t.Errorf("modelID = %q, want %q", modelID, "gemini-2.5-flash")
+	}
+	if _, ok := provider.(*GeminiProvider); !ok {
+		t.Fatalf("expected *GeminiProvider, got %T", provider)
+	}
+}
+
+func TestCreateProviderFromConfig_GeminiMissingAPIKey(t *testing.T) {
+	cfg := &config.ModelConfig{
+		ModelName: "test-gemini-no-key",
+		Model:     "gemini/gemini-2.5-flash",
+	}
+
+	_, _, err := CreateProviderFromConfig(cfg)
+	if err == nil {
+		t.Fatal("CreateProviderFromConfig() expected error for missing gemini API key")
+	}
+}
+
+func TestCreateProviderFromConfig_GeminiCustomAPIBaseWithoutKey(t *testing.T) {
+	cfg := &config.ModelConfig{
+		ModelName: "test-gemini-custom-base",
+		Model:     "gemini/gemini-2.5-flash",
+		APIBase:   "https://proxy.example.com/v1beta",
+	}
+
+	provider, modelID, err := CreateProviderFromConfig(cfg)
+	if err != nil {
+		t.Fatalf("CreateProviderFromConfig() error = %v", err)
+	}
+	if provider == nil {
+		t.Fatal("CreateProviderFromConfig() returned nil provider")
+	}
+	if modelID != "gemini-2.5-flash" {
+		t.Errorf("modelID = %q, want %q", modelID, "gemini-2.5-flash")
+	}
+	if _, ok := provider.(*GeminiProvider); !ok {
+		t.Fatalf("expected *GeminiProvider, got %T", provider)
+	}
+}
+
 func TestCreateProviderFromConfig_ClaudeCLI(t *testing.T) {
 	cfg := &config.ModelConfig{
 		ModelName: "test-claude-cli",

pkg/providers/gemini_provider.go

@@ -0,0 +1,796 @@
+package providers
+
+import (
+	"bufio"
+	"bytes"
+	"context"
+	"encoding/json"
+	"fmt"
+	"io"
+	"net/http"
+	"strings"
+	"time"
+
+	"github.com/sipeed/picoclaw/pkg/providers/common"
+)
+
+const (
+	geminiDefaultAPIBase = "https://generativelanguage.googleapis.com/v1beta"
+	geminiDefaultModel   = "gemini-2.0-flash"
+)
+
+type GeminiProvider struct {
+	apiKey        string
+	apiBase       string
+	httpClient    *http.Client
+	extraBody     map[string]any
+	customHeaders map[string]string
+	userAgent     string
+}
+
+func NewGeminiProvider(
+	apiKey string,
+	apiBase string,
+	proxy string,
+	userAgent string,
+	requestTimeoutSeconds int,
+	extraBody map[string]any,
+	customHeaders map[string]string,
+) *GeminiProvider {
+	if strings.TrimSpace(apiBase) == "" {
+		apiBase = geminiDefaultAPIBase
+	}
+	client := common.NewHTTPClient(proxy)
+	if requestTimeoutSeconds > 0 {
+		client.Timeout = time.Duration(requestTimeoutSeconds) * time.Second
+	}
+
+	return &GeminiProvider{
+		apiKey:        strings.TrimSpace(apiKey),
+		apiBase:       strings.TrimRight(strings.TrimSpace(apiBase), "/"),
+		httpClient:    client,
+		extraBody:     cloneAnyMap(extraBody),
+		customHeaders: cloneStringMap(customHeaders),
+		userAgent:     strings.TrimSpace(userAgent),
+	}
+}
+
+func (p *GeminiProvider) GetDefaultModel() string {
+	return geminiDefaultModel
+}
+
+func (p *GeminiProvider) SupportsThinking() bool {
+	return true
+}
+
+func (p *GeminiProvider) Chat(
+	ctx context.Context,
+	messages []Message,
+	tools []ToolDefinition,
+	model string,
+	options map[string]any,
+) (*LLMResponse, error) {
+	if p.apiBase == "" {
+		return nil, fmt.Errorf("API base not configured")
+	}
+
+	model = normalizeGeminiModel(model)
+	requestBody := p.buildRequestBody(messages, tools, model, options)
+	jsonData, err := json.Marshal(requestBody)
+	if err != nil {
+		return nil, fmt.Errorf("failed to marshal request: %w", err)
+	}
+
+	url := fmt.Sprintf("%s/models/%s:generateContent", p.apiBase, model)
+	req, err := http.NewRequestWithContext(ctx, http.MethodPost, url, bytes.NewReader(jsonData))
+	if err != nil {
+		return nil, fmt.Errorf("failed to create request: %w", err)
+	}
+
+	p.applyHeaders(req)
+
+	resp, err := p.httpClient.Do(req)
+	if err != nil {
+		return nil, fmt.Errorf("failed to send request: %w", err)
+	}
+	defer resp.Body.Close()
+
+	if resp.StatusCode != http.StatusOK {
+		return nil, common.HandleErrorResponse(resp, p.apiBase)
+	}
+
+	var apiResp geminiGenerateContentResponse
+	if err := json.NewDecoder(resp.Body).Decode(&apiResp); err != nil {
+		return nil, fmt.Errorf("failed to decode response: %w", err)
+	}
+
+	return parseGeminiResponse(&apiResp), nil
+}
+
+func (p *GeminiProvider) ChatStream(
+	ctx context.Context,
+	messages []Message,
+	tools []ToolDefinition,
+	model string,
+	options map[string]any,
+	onChunk func(accumulated string),
+) (*LLMResponse, error) {
+	if p.apiBase == "" {
+		return nil, fmt.Errorf("API base not configured")
+	}
+
+	model = normalizeGeminiModel(model)
+	requestBody := p.buildRequestBody(messages, tools, model, options)
+	jsonData, err := json.Marshal(requestBody)
+	if err != nil {
+		return nil, fmt.Errorf("failed to marshal request: %w", err)
+	}
+
+	url := fmt.Sprintf("%s/models/%s:streamGenerateContent?alt=sse", p.apiBase, model)
+	req, err := http.NewRequestWithContext(ctx, http.MethodPost, url, bytes.NewReader(jsonData))
+	if err != nil {
+		return nil, fmt.Errorf("failed to create request: %w", err)
+	}
+
+	p.applyHeaders(req)
+	req.Header.Set("Accept", "text/event-stream")
+
+	// Streaming should not use a whole-request timeout; context cancellation is the guard.
+	streamClient := &http.Client{Transport: p.httpClient.Transport}
+	resp, err := streamClient.Do(req)
+	if err != nil {
+		return nil, fmt.Errorf("failed to send request: %w", err)
+	}
+	defer resp.Body.Close()
+
+	if resp.StatusCode != http.StatusOK {
+		return nil, common.HandleErrorResponse(resp, p.apiBase)
+	}
+
+	return parseGeminiStreamResponse(ctx, resp.Body, onChunk)
+}
+
+func (p *GeminiProvider) applyHeaders(req *http.Request) {
+	req.Header.Set("Content-Type", "application/json")
+	if p.apiKey != "" {
+		req.Header.Set("X-Goog-Api-Key", p.apiKey)
+	}
+	if p.userAgent != "" {
+		req.Header.Set("User-Agent", p.userAgent)
+	}
+	for k, v := range p.customHeaders {
+		if strings.TrimSpace(k) == "" {
+			continue
+		}
+		req.Header.Set(k, v)
+	}
+}
+
+func (p *GeminiProvider) buildRequestBody(
+	messages []Message,
+	tools []ToolDefinition,
+	model string,
+	options map[string]any,
+) map[string]any {
+	contents := make([]geminiContent, 0, len(messages))
+	toolCallNames := make(map[string]string)
+	systemPrompts := make([]string, 0, 1)
+
+	for _, msg := range messages {
+		switch msg.Role {
+		case "system":
+			if strings.TrimSpace(msg.Content) != "" {
+				systemPrompts = append(systemPrompts, msg.Content)
+			}
+
+		case "user":
+			if msg.ToolCallID != "" {
+				toolName := resolveToolResponseName(msg.ToolCallID, toolCallNames)
+				contents = append(contents, geminiContent{
+					Role: "user",
+					Parts: []geminiPart{{
+						FunctionResponse: buildGeminiFunctionResponse(toolName, msg.ToolCallID, msg.Content, msg.Media),
+					}},
+				})
+				continue
+			}
+
+			parts := make([]geminiPart, 0, 1+len(msg.Media))
+			if strings.TrimSpace(msg.Content) != "" {
+				parts = append(parts, geminiPart{Text: msg.Content})
+			}
+			parts = append(parts, buildInlineMediaParts(msg.Media)...)
+			if len(parts) > 0 {
+				contents = append(contents, geminiContent{Role: "user", Parts: parts})
+			}
+
+		case "assistant":
+			content := geminiContent{Role: "model"}
+			if strings.TrimSpace(msg.Content) != "" {
+				content.Parts = append(content.Parts, geminiPart{Text: msg.Content})
+			}
+			for _, tc := range msg.ToolCalls {
+				toolName, toolArgs, thoughtSignature := normalizeStoredToolCall(tc)
+				if toolName == "" {
+					continue
+				}
+				if tc.ID != "" {
+					toolCallNames[tc.ID] = toolName
+				}
+				part := geminiPart{
+					FunctionCall: &geminiFunctionCall{
+						Name: toolName,
+						Args: toolArgs,
+						ID:   tc.ID,
+					},
+				}
+				if thoughtSignature != "" {
+					part.ThoughtSignature = thoughtSignature
+				}
+				content.Parts = append(content.Parts, part)
+			}
+			if len(content.Parts) > 0 {
+				contents = append(contents, content)
+			}
+
+		case "tool":
+			toolName := resolveToolResponseName(msg.ToolCallID, toolCallNames)
+			contents = append(contents, geminiContent{
+				Role: "user",
+				Parts: []geminiPart{{
+					FunctionResponse: buildGeminiFunctionResponse(toolName, msg.ToolCallID, msg.Content, msg.Media),
+				}},
+			})
+		}
+	}
+
+	body := map[string]any{
+		"contents": contents,
+	}
+	if len(systemPrompts) > 0 {
+		systemParts := make([]geminiPart, 0, len(systemPrompts))
+		for _, prompt := range systemPrompts {
+			systemParts = append(systemParts, geminiPart{Text: prompt})
+		}
+		body["systemInstruction"] = &geminiContent{Parts: systemParts}
+	}
+
+	if len(tools) > 0 {
+		funcDecls := make([]geminiFunctionDeclaration, 0, len(tools))
+		for _, t := range tools {
+			if t.Type != "function" {
+				continue
+			}
+			funcDecls = append(funcDecls, geminiFunctionDeclaration{
+				Name:        t.Function.Name,
+				Description: t.Function.Description,
+				Parameters:  sanitizeSchemaForGemini(t.Function.Parameters),
+			})
+		}
+		if len(funcDecls) > 0 {
+			body["tools"] = []geminiTool{{FunctionDeclarations: funcDecls}}
+		}
+	}
+
+	generationConfig := make(map[string]any)
+	if val, ok := options["max_tokens"]; ok {
+		if maxTokens, ok := val.(int); ok && maxTokens > 0 {
+			generationConfig["maxOutputTokens"] = maxTokens
+		} else if maxTokens, ok := val.(float64); ok && maxTokens > 0 {
+			generationConfig["maxOutputTokens"] = int(maxTokens)
+		}
+	}
+	if temp, ok := options["temperature"].(float64); ok {
+		generationConfig["temperature"] = temp
+	}
+
+	if thinkingConfig := buildGeminiThinkingConfig(model, options); len(thinkingConfig) > 0 {
+		generationConfig["thinkingConfig"] = thinkingConfig
+	}
+
+	if len(generationConfig) > 0 {
+		body["generationConfig"] = generationConfig
+	}
+
+	for k, v := range p.extraBody {
+		body[k] = v
+	}
+
+	return body
+}
+
+func normalizeGeminiModel(model string) string {
+	model = strings.TrimSpace(model)
+	model = strings.TrimPrefix(model, "models/")
+	if strings.Contains(model, "/") {
+		_, modelID := ExtractProtocol(model)
+		if modelID != "" {
+			return modelID
+		}
+	}
+	if model == "" {
+		return geminiDefaultModel
+	}
+	return model
+}
+
+func mapGeminiThinkingLevel(level string) string {
+	switch strings.ToLower(strings.TrimSpace(level)) {
+	case "minimal", "off":
+		return "minimal"
+	case "low":
+		return "low"
+	case "medium":
+		return "medium"
+	case "high", "xhigh", "adaptive":
+		return "high"
+	default:
+		return ""
+	}
+}
+
+func buildGeminiThinkingConfig(model string, options map[string]any) map[string]any {
+	if !geminiModelSupportsThinkingConfig(model) {
+		return nil
+	}
+
+	config := map[string]any{}
+	rawLevel, _ := options["thinking_level"].(string)
+	rawLevel = strings.ToLower(strings.TrimSpace(rawLevel))
+	if rawLevel == "" {
+		// Align with agent-level default: unset means ThinkingOff.
+		rawLevel = "off"
+	}
+
+	includeThoughts := rawLevel != "off" && rawLevel != "minimal"
+	config["includeThoughts"] = includeThoughts
+
+	if isGemini25Model(model) {
+		if isGemini25ProModel(model) && (rawLevel == "off" || rawLevel == "minimal") {
+			// Gemini 2.5 Pro cannot disable thinking; keep model-default thinking.
+			return config
+		}
+		if budget, ok := mapGeminiThinkingBudget(rawLevel); ok {
+			config["thinkingBudget"] = budget
+		}
+		return config
+	}
+
+	if isGemini3ProModel(model) && (rawLevel == "off" || rawLevel == "minimal") {
+		// Gemini 3.x Pro does not support minimal thinking level.
+		return config
+	}
+
+	if thinkingLevel := mapGeminiThinkingLevel(rawLevel); thinkingLevel != "" {
+		config["thinkingLevel"] = thinkingLevel
+	}
+	return config
+}
+
+func geminiModelSupportsThinkingConfig(model string) bool {
+	lowerModel := strings.ToLower(strings.TrimSpace(model))
+	return strings.Contains(lowerModel, "gemini-3") || isGemini25Model(lowerModel)
+}
+
+func isGemini25Model(model string) bool {
+	lowerModel := strings.ToLower(strings.TrimSpace(model))
+	return strings.Contains(lowerModel, "gemini-2.5") || strings.Contains(lowerModel, "gemini-25")
+}
+
+func isGemini25ProModel(model string) bool {
+	lowerModel := strings.ToLower(strings.TrimSpace(model))
+	return isGemini25Model(lowerModel) && strings.Contains(lowerModel, "pro")
+}
+
+func isGemini3ProModel(model string) bool {
+	lowerModel := strings.ToLower(strings.TrimSpace(model))
+	return strings.Contains(lowerModel, "gemini-3") && strings.Contains(lowerModel, "pro")
+}
+
+func mapGeminiThinkingBudget(level string) (int, bool) {
+	level = strings.ToLower(strings.TrimSpace(level))
+	if level == "" {
+		return 0, false
+	}
+
+	switch level {
+	case "adaptive":
+		return -1, true
+	case "minimal":
+		return 0, true
+	case "off":
+		return 0, true
+	case "low":
+		return 1024, true
+	case "medium":
+		return 4096, true
+	case "high":
+		return 8192, true
+	case "xhigh":
+		return 16384, true
+	default:
+		return 0, false
+	}
+}
+
+func parseGeminiResponse(resp *geminiGenerateContentResponse) *LLMResponse {
+	contentParts := make([]string, 0)
+	reasoningParts := make([]string, 0)
+	toolCalls := make([]ToolCall, 0)
+	finishReason := ""
+
+	for _, candidate := range resp.Candidates {
+		for _, part := range candidate.Content.Parts {
+			if part.Text != "" {
+				if part.Thought {
+					reasoningParts = append(reasoningParts, part.Text)
+				} else {
+					contentParts = append(contentParts, part.Text)
+				}
+			}
+			if part.FunctionCall != nil {
+				toolCalls = append(toolCalls, buildGeminiToolCall(part))
+			}
+		}
+		if candidate.FinishReason != "" {
+			finishReason = candidate.FinishReason
+		}
+	}
+
+	var usage *UsageInfo
+	if resp.UsageMetadata.TotalTokenCount > 0 {
+		usage = &UsageInfo{
+			PromptTokens:     resp.UsageMetadata.PromptTokenCount,
+			CompletionTokens: resp.UsageMetadata.CandidatesTokenCount,
+			TotalTokens:      resp.UsageMetadata.TotalTokenCount,
+		}
+	}
+
+	return &LLMResponse{
+		Content:          strings.Join(contentParts, ""),
+		ReasoningContent: strings.Join(reasoningParts, ""),
+		ToolCalls:        toolCalls,
+		FinishReason:     normalizeGeminiFinishReason(finishReason, len(toolCalls)),
+		Usage:            usage,
+	}
+}
+
+func parseGeminiStreamResponse(
+	ctx context.Context,
+	reader io.Reader,
+	onChunk func(accumulated string),
+) (*LLMResponse, error) {
+	var contentBuilder strings.Builder
+	var reasoningBuilder strings.Builder
+	var finishReason string
+	var usage *UsageInfo
+
+	toolCallsByID := make(map[string]ToolCall)
+	toolCallOrder := make([]string, 0)
+	fallbackIndex := 0
+
+	scanner := bufio.NewScanner(reader)
+	scanner.Buffer(make([]byte, 0, 1024*1024), 10*1024*1024)
+	for scanner.Scan() {
+		if err := ctx.Err(); err != nil {
+			return nil, err
+		}
+
+		line := scanner.Text()
+		if !strings.HasPrefix(line, "data: ") {
+			continue
+		}
+		data := strings.TrimSpace(strings.TrimPrefix(line, "data: "))
+		if data == "" {
+			continue
+		}
+		if data == "[DONE]" {
+			break
+		}
+
+		var chunk geminiGenerateContentResponse
+		if err := json.Unmarshal([]byte(data), &chunk); err != nil {
+			return nil, fmt.Errorf("invalid gemini stream chunk: %w", err)
+		}
+
+		for _, candidate := range chunk.Candidates {
+			for _, part := range candidate.Content.Parts {
+				if part.Text != "" {
+					if part.Thought {
+						reasoningBuilder.WriteString(part.Text)
+					} else {
+						contentBuilder.WriteString(part.Text)
+						if onChunk != nil {
+							onChunk(contentBuilder.String())
+						}
+					}
+				}
+				if part.FunctionCall != nil {
+					tc := buildGeminiToolCall(part)
+					if strings.TrimSpace(tc.Name) == "" {
+						continue
+					}
+
+					key := strings.TrimSpace(part.FunctionCall.ID)
+					if key == "" {
+						if len(toolCallOrder) > 0 {
+							lastKey := toolCallOrder[len(toolCallOrder)-1]
+							if lastTC, exists := toolCallsByID[lastKey]; exists && lastTC.Name == tc.Name {
+								key = lastKey
+							}
+						}
+						if key == "" {
+							fallbackIndex++
+							key = fmt.Sprintf("%s#%d", tc.Name, fallbackIndex)
+						}
+					}
+
+					tc.ID = key
+					if _, exists := toolCallsByID[key]; !exists {
+						toolCallOrder = append(toolCallOrder, key)
+					}
+					toolCallsByID[key] = tc
+				}
+			}
+			if candidate.FinishReason != "" {
+				finishReason = candidate.FinishReason
+			}
+		}
+
+		if chunk.UsageMetadata.TotalTokenCount > 0 {
+			usage = &UsageInfo{
+				PromptTokens:     chunk.UsageMetadata.PromptTokenCount,
+				CompletionTokens: chunk.UsageMetadata.CandidatesTokenCount,
+				TotalTokens:      chunk.UsageMetadata.TotalTokenCount,
+			}
+		}
+	}
+
+	if err := scanner.Err(); err != nil {
+		return nil, fmt.Errorf("streaming read error: %w", err)
+	}
+
+	toolCalls := make([]ToolCall, 0, len(toolCallOrder))
+	for _, key := range toolCallOrder {
+		toolCalls = append(toolCalls, toolCallsByID[key])
+	}
+
+	return &LLMResponse{
+		Content:          contentBuilder.String(),
+		ReasoningContent: reasoningBuilder.String(),
+		ToolCalls:        toolCalls,
+		FinishReason:     normalizeGeminiFinishReason(finishReason, len(toolCalls)),
+		Usage:            usage,
+	}, nil
+}
+
+func normalizeGeminiFinishReason(reason string, toolCalls int) string {
+	if toolCalls > 0 {
+		return "tool_calls"
+	}
+
+	switch strings.ToUpper(strings.TrimSpace(reason)) {
+	case "MAX_TOKENS":
+		return "length"
+	case "", "STOP":
+		return "stop"
+	default:
+		return strings.ToLower(strings.TrimSpace(reason))
+	}
+}
+
+func buildGeminiToolCall(part geminiPart) ToolCall {
+	if part.FunctionCall == nil {
+		return ToolCall{}
+	}
+
+	args := part.FunctionCall.Args
+	if args == nil {
+		args = make(map[string]any)
+	}
+	argsJSON, _ := json.Marshal(args)
+	thoughtSignature := extractPartThoughtSignature(part.ThoughtSignature, part.ThoughtSignatureSnake)
+
+	toolCall := ToolCall{
+		ID:               part.FunctionCall.ID,
+		Name:             part.FunctionCall.Name,
+		Arguments:        args,
+		ThoughtSignature: thoughtSignature,
+		Function: &FunctionCall{
+			Name:             part.FunctionCall.Name,
+			Arguments:        string(argsJSON),
+			ThoughtSignature: thoughtSignature,
+		},
+	}
+
+	if thoughtSignature != "" {
+		toolCall.ExtraContent = &ExtraContent{
+			Google: &GoogleExtra{ThoughtSignature: thoughtSignature},
+		}
+	}
+	if strings.TrimSpace(toolCall.ID) == "" {
+		toolCall.ID = fmt.Sprintf("call_%s_%d", toolCall.Name, time.Now().UnixNano())
+	}
+
+	return toolCall
+}
+
+func buildInlineMediaParts(media []string) []geminiPart {
+	parts := make([]geminiPart, 0, len(media))
+	for _, mediaURL := range media {
+		mimeType, data, ok := parseBase64DataURL(mediaURL)
+		if !ok {
+			continue
+		}
+		parts = append(parts, geminiPart{
+			InlineData: &geminiInlineData{
+				MIMEType: mimeType,
+				Data:     data,
+			},
+		})
+	}
+	return parts
+}
+
+func buildGeminiFunctionResponse(
+	toolName string,
+	toolCallID string,
+	result string,
+	media []string,
+) *geminiFunctionResponse {
+	response := &geminiFunctionResponse{
+		ID:   toolCallID,
+		Name: toolName,
+		Response: map[string]any{
+			"result": result,
+		},
+	}
+
+	if parts := buildFunctionResponseMediaParts(media); len(parts) > 0 {
+		response.Parts = parts
+	}
+
+	return response
+}
+
+func buildFunctionResponseMediaParts(media []string) []geminiFunctionResponsePart {
+	parts := make([]geminiFunctionResponsePart, 0, len(media))
+	for i, mediaURL := range media {
+		mimeType, data, ok := parseBase64DataURL(mediaURL)
+		if !ok {
+			continue
+		}
+		parts = append(parts, geminiFunctionResponsePart{
+			InlineData: &geminiInlineData{
+				MIMEType:    mimeType,
+				Data:        data,
+				DisplayName: defaultFunctionResponseDisplayName(mimeType, i+1),
+			},
+		})
+	}
+	return parts
+}
+
+func defaultFunctionResponseDisplayName(mimeType string, index int) string {
+	suffix := "bin"
+	switch strings.ToLower(strings.TrimSpace(mimeType)) {
+	case "image/png":
+		suffix = "png"
+	case "image/jpeg":
+		suffix = "jpg"
+	case "image/webp":
+		suffix = "webp"
+	case "application/pdf":
+		suffix = "pdf"
+	case "text/plain":
+		suffix = "txt"
+	}
+	return fmt.Sprintf("attachment-%d.%s", index, suffix)
+}
+
+func parseBase64DataURL(mediaURL string) (mimeType string, data string, ok bool) {
+	if !strings.HasPrefix(mediaURL, "data:") {
+		return "", "", false
+	}
+
+	payload := strings.TrimPrefix(mediaURL, "data:")
+	header, data, found := strings.Cut(payload, ",")
+	if !found {
+		return "", "", false
+	}
+	mimeType, params, _ := strings.Cut(header, ";")
+	mimeType = strings.TrimSpace(mimeType)
+	data = strings.TrimSpace(data)
+	if mimeType == "" || data == "" {
+		return "", "", false
+	}
+	if !strings.Contains(strings.ToLower(params), "base64") {
+		return "", "", false
+	}
+	return mimeType, data, true
+}
+
+func cloneAnyMap(in map[string]any) map[string]any {
+	if len(in) == 0 {
+		return nil
+	}
+	out := make(map[string]any, len(in))
+	for k, v := range in {
+		out[k] = v
+	}
+	return out
+}
+
+func cloneStringMap(in map[string]string) map[string]string {
+	if len(in) == 0 {
+		return nil
+	}
+	out := make(map[string]string, len(in))
+	for k, v := range in {
+		out[k] = v
+	}
+	return out
+}
+
+type geminiGenerateContentResponse struct {
+	Candidates []struct {
+		Content struct {
+			Role  string       `json:"role"`
+			Parts []geminiPart `json:"parts"`
+		} `json:"content"`
+		FinishReason string `json:"finishReason"`
+	} `json:"candidates"`
+	UsageMetadata struct {
+		PromptTokenCount     int `json:"promptTokenCount"`
+		CandidatesTokenCount int `json:"candidatesTokenCount"`
+		TotalTokenCount      int `json:"totalTokenCount"`
+	} `json:"usageMetadata"`
+}
+
+type geminiContent struct {
+	Role  string       `json:"role,omitempty"`
+	Parts []geminiPart `json:"parts"`
+}
+
+type geminiPart struct {
+	Text                  string                  `json:"text,omitempty"`
+	Thought               bool                    `json:"thought,omitempty"`
+	ThoughtSignature      string                  `json:"thoughtSignature,omitempty"`
+	ThoughtSignatureSnake string                  `json:"thought_signature,omitempty"`
+	InlineData            *geminiInlineData       `json:"inlineData,omitempty"`
+	FunctionCall          *geminiFunctionCall     `json:"functionCall,omitempty"`
+	FunctionResponse      *geminiFunctionResponse `json:"functionResponse,omitempty"`
+}
+
+type geminiInlineData struct {
+	MIMEType    string `json:"mimeType"`
+	Data        string `json:"data"`
+	DisplayName string `json:"displayName,omitempty"`
+}
+
+type geminiFunctionCall struct {
+	ID   string         `json:"id,omitempty"`
+	Name string         `json:"name"`
+	Args map[string]any `json:"args,omitempty"`
+}
+
+type geminiFunctionResponse struct {
+	ID       string                       `json:"id,omitempty"`
+	Name     string                       `json:"name"`
+	Response map[string]any               `json:"response"`
+	Parts    []geminiFunctionResponsePart `json:"parts,omitempty"`
+}
+
+type geminiFunctionResponsePart struct {
+	InlineData *geminiInlineData `json:"inlineData,omitempty"`
+}
+
+type geminiTool struct {
+	FunctionDeclarations []geminiFunctionDeclaration `json:"functionDeclarations"`
+}
+
+type geminiFunctionDeclaration struct {
+	Name        string `json:"name"`
+	Description string `json:"description,omitempty"`
+	Parameters  any    `json:"parameters,omitempty"`
+}

pkg/providers/gemini_provider_test.go

@@ -0,0 +1,763 @@
+package providers
+
+import (
+	"encoding/json"
+	"fmt"
+	"net/http"
+	"net/http/httptest"
+	"strings"
+	"testing"
+)
+
+func TestGeminiProvider_ChatSeparatesThoughtAndToolCall(t *testing.T) {
+	var capturedBody map[string]any
+
+	server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+		if r.Method != http.MethodPost {
+			t.Fatalf("method = %s, want POST", r.Method)
+		}
+		if !strings.Contains(r.URL.Path, ":generateContent") {
+			t.Fatalf("path = %s, expected generateContent endpoint", r.URL.Path)
+		}
+		if got := r.Header.Get("X-Goog-Api-Key"); got != "test-key" {
+			t.Fatalf("X-Goog-Api-Key = %q, want %q", got, "test-key")
+		}
+		if err := json.NewDecoder(r.Body).Decode(&capturedBody); err != nil {
+			t.Fatalf("decode request body: %v", err)
+		}
+
+		w.Header().Set("Content-Type", "application/json")
+		_ = json.NewEncoder(w).Encode(map[string]any{
+			"candidates": []any{
+				map[string]any{
+					"content": map[string]any{
+						"role": "model",
+						"parts": []any{
+							map[string]any{"text": "hidden", "thought": true},
+							map[string]any{"text": "visible"},
+							map[string]any{
+								"functionCall": map[string]any{
+									"id":   "call_1",
+									"name": "search",
+									"args": map[string]any{"q": "hi"},
+								},
+								"thoughtSignature": "sig-1",
+							},
+						},
+					},
+					"finishReason": "STOP",
+				},
+			},
+			"usageMetadata": map[string]any{
+				"promptTokenCount":     2,
+				"candidatesTokenCount": 3,
+				"totalTokenCount":      5,
+			},
+		})
+	}))
+	defer server.Close()
+
+	provider := NewGeminiProvider("test-key", server.URL, "", "picoclaw-test", 0, nil, nil)
+	resp, err := provider.Chat(
+		t.Context(),
+		[]Message{{Role: "user", Content: "hello"}},
+		nil,
+		"gemini-3-flash-preview",
+		map[string]any{"thinking_level": "high"},
+	)
+	if err != nil {
+		t.Fatalf("Chat() error = %v", err)
+	}
+	if resp.Content != "visible" {
+		t.Fatalf("Content = %q, want %q", resp.Content, "visible")
+	}
+	if resp.ReasoningContent != "hidden" {
+		t.Fatalf("ReasoningContent = %q, want %q", resp.ReasoningContent, "hidden")
+	}
+	if resp.FinishReason != "tool_calls" {
+		t.Fatalf("FinishReason = %q, want %q", resp.FinishReason, "tool_calls")
+	}
+	if resp.Usage == nil || resp.Usage.TotalTokens != 5 {
+		t.Fatalf("Usage = %#v, expected total tokens = 5", resp.Usage)
+	}
+	if len(resp.ToolCalls) != 1 {
+		t.Fatalf("ToolCalls len = %d, want 1", len(resp.ToolCalls))
+	}
+	if resp.ToolCalls[0].ID != "call_1" {
+		t.Fatalf("ToolCall ID = %q, want %q", resp.ToolCalls[0].ID, "call_1")
+	}
+	if resp.ToolCalls[0].Name != "search" {
+		t.Fatalf("ToolCall Name = %q, want %q", resp.ToolCalls[0].Name, "search")
+	}
+	if resp.ToolCalls[0].ThoughtSignature != "sig-1" {
+		t.Fatalf("ToolCall ThoughtSignature = %q, want %q", resp.ToolCalls[0].ThoughtSignature, "sig-1")
+	}
+	if resp.ToolCalls[0].Function == nil || !strings.Contains(resp.ToolCalls[0].Function.Arguments, `"q":"hi"`) {
+		t.Fatalf("ToolCall Function arguments = %#v, want q=hi", resp.ToolCalls[0].Function)
+	}
+
+	generationConfig, ok := capturedBody["generationConfig"].(map[string]any)
+	if !ok {
+		t.Fatalf("request missing generationConfig: %#v", capturedBody)
+	}
+	thinkingConfig, ok := generationConfig["thinkingConfig"].(map[string]any)
+	if !ok {
+		t.Fatalf("request missing thinkingConfig: %#v", generationConfig)
+	}
+	if includeThoughts, ok := thinkingConfig["includeThoughts"].(bool); !ok || !includeThoughts {
+		t.Fatalf("thinkingConfig.includeThoughts = %#v, want true", thinkingConfig["includeThoughts"])
+	}
+	if got := thinkingConfig["thinkingLevel"]; got != "high" {
+		t.Fatalf("thinkingConfig.thinkingLevel = %#v, want %q", got, "high")
+	}
+}
+
+func TestGeminiProvider_ChatStreamParsesThoughtTextAndToolCalls(t *testing.T) {
+	server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+		if !strings.Contains(r.URL.Path, ":streamGenerateContent") {
+			t.Fatalf("path = %s, expected streamGenerateContent endpoint", r.URL.Path)
+		}
+		if got := r.URL.Query().Get("alt"); got != "sse" {
+			t.Fatalf("alt query = %q, want %q", got, "sse")
+		}
+
+		w.Header().Set("Content-Type", "text/event-stream")
+		flusher, ok := w.(http.Flusher)
+		if !ok {
+			t.Fatal("response writer is not flushable")
+		}
+
+		chunks := []map[string]any{
+			{
+				"candidates": []any{map[string]any{
+					"content": map[string]any{
+						"parts": []any{
+							map[string]any{"text": "think ", "thought": true},
+							map[string]any{"text": "Hello "},
+						},
+					},
+				}},
+			},
+			{
+				"candidates": []any{map[string]any{
+					"content": map[string]any{
+						"parts": []any{
+							map[string]any{"text": "World"},
+							map[string]any{
+								"functionCall": map[string]any{
+									"id":   "call_stream",
+									"name": "search",
+									"args": map[string]any{"q": "stream"},
+								},
+							},
+						},
+					},
+					"finishReason": "STOP",
+				}},
+				"usageMetadata": map[string]any{
+					"promptTokenCount":     1,
+					"candidatesTokenCount": 2,
+					"totalTokenCount":      3,
+				},
+			},
+		}
+
+		for _, chunk := range chunks {
+			raw, err := json.Marshal(chunk)
+			if err != nil {
+				t.Fatalf("marshal chunk: %v", err)
+			}
+			if _, err := fmt.Fprintf(w, "data: %s\n\n", raw); err != nil {
+				t.Fatalf("write chunk: %v", err)
+			}
+			flusher.Flush()
+		}
+		_, _ = fmt.Fprint(w, "data: [DONE]\n\n")
+		flusher.Flush()
+	}))
+	defer server.Close()
+
+	provider := NewGeminiProvider("test-key", server.URL, "", "", 0, nil, nil)
+	updates := make([]string, 0)
+	resp, err := provider.ChatStream(
+		t.Context(),
+		[]Message{{Role: "user", Content: "hello"}},
+		nil,
+		"gemini-2.5-flash",
+		nil,
+		func(accumulated string) {
+			updates = append(updates, accumulated)
+		},
+	)
+	if err != nil {
+		t.Fatalf("ChatStream() error = %v", err)
+	}
+	if resp.Content != "Hello World" {
+		t.Fatalf("Content = %q, want %q", resp.Content, "Hello World")
+	}
+	if resp.ReasoningContent != "think " {
+		t.Fatalf("ReasoningContent = %q, want %q", resp.ReasoningContent, "think ")
+	}
+	if len(resp.ToolCalls) != 1 || resp.ToolCalls[0].ID != "call_stream" {
+		t.Fatalf("ToolCalls = %#v, want single call_stream", resp.ToolCalls)
+	}
+	if resp.FinishReason != "tool_calls" {
+		t.Fatalf("FinishReason = %q, want %q", resp.FinishReason, "tool_calls")
+	}
+	if resp.Usage == nil || resp.Usage.TotalTokens != 3 {
+		t.Fatalf("Usage = %#v, expected total tokens = 3", resp.Usage)
+	}
+	if len(updates) < 2 || updates[len(updates)-1] != "Hello World" {
+		t.Fatalf("stream updates = %#v, expected final accumulated text", updates)
+	}
+}
+
+func TestGeminiProvider_ChatStreamSkipsEmptyDataFrames(t *testing.T) {
+	server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+		w.Header().Set("Content-Type", "text/event-stream")
+		flusher, ok := w.(http.Flusher)
+		if !ok {
+			t.Fatal("response writer is not flushable")
+		}
+
+		_, _ = fmt.Fprint(w, "data: \n\n")
+		flusher.Flush()
+
+		chunk := map[string]any{
+			"candidates": []any{map[string]any{
+				"content": map[string]any{
+					"parts": []any{map[string]any{"text": "ok"}},
+				},
+				"finishReason": "STOP",
+			}},
+		}
+		raw, err := json.Marshal(chunk)
+		if err != nil {
+			t.Fatalf("marshal chunk: %v", err)
+		}
+		_, _ = fmt.Fprintf(w, "data: %s\n\n", raw)
+		flusher.Flush()
+		_, _ = fmt.Fprint(w, "data: [DONE]\n\n")
+		flusher.Flush()
+	}))
+	defer server.Close()
+
+	provider := NewGeminiProvider("test-key", server.URL, "", "", 0, nil, nil)
+	resp, err := provider.ChatStream(
+		t.Context(),
+		[]Message{{Role: "user", Content: "hello"}},
+		nil,
+		"gemini-2.5-flash",
+		nil,
+		nil,
+	)
+	if err != nil {
+		t.Fatalf("ChatStream() error = %v", err)
+	}
+	if resp.Content != "ok" {
+		t.Fatalf("Content = %q, want %q", resp.Content, "ok")
+	}
+}
+
+func TestGeminiProvider_ChatStreamReturnsErrorOnInvalidDataFrame(t *testing.T) {
+	server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+		w.Header().Set("Content-Type", "text/event-stream")
+		flusher, ok := w.(http.Flusher)
+		if !ok {
+			t.Fatal("response writer is not flushable")
+		}
+
+		_, _ = fmt.Fprint(w, "data: {invalid-json}\n\n")
+		flusher.Flush()
+	}))
+	defer server.Close()
+
+	provider := NewGeminiProvider("test-key", server.URL, "", "", 0, nil, nil)
+	_, err := provider.ChatStream(
+		t.Context(),
+		[]Message{{Role: "user", Content: "hello"}},
+		nil,
+		"gemini-2.5-flash",
+		nil,
+		nil,
+	)
+	if err == nil {
+		t.Fatal("ChatStream() expected error for invalid SSE data frame")
+	}
+	if !strings.Contains(err.Error(), "invalid gemini stream chunk") {
+		t.Fatalf("error = %v, want contains %q", err, "invalid gemini stream chunk")
+	}
+}
+
+func TestGeminiProvider_BuildRequestBody_UsesCamelCaseThoughtSignatureOnly(t *testing.T) {
+	provider := NewGeminiProvider("test-key", "https://example.com/v1beta", "", "", 0, nil, nil)
+
+	body := provider.buildRequestBody(
+		[]Message{{
+			Role: "assistant",
+			ToolCalls: []ToolCall{{
+				ID:        "call_1",
+				Name:      "search",
+				Arguments: map[string]any{"q": "hello"},
+				Function: &FunctionCall{
+					Name:             "search",
+					Arguments:        `{"q":"hello"}`,
+					ThoughtSignature: "sig-1",
+				},
+			}},
+		}},
+		nil,
+		"gemini-2.5-flash",
+		nil,
+	)
+
+	raw, err := json.Marshal(body)
+	if err != nil {
+		t.Fatalf("marshal request body: %v", err)
+	}
+	jsonBody := string(raw)
+
+	if !strings.Contains(jsonBody, `"thoughtSignature":"sig-1"`) {
+		t.Fatalf("request body = %s, expected camelCase thoughtSignature", jsonBody)
+	}
+	if strings.Contains(jsonBody, `"thought_signature"`) {
+		t.Fatalf("request body = %s, unexpected snake_case thought_signature", jsonBody)
+	}
+}
+
+func TestGeminiProvider_ChatStreamCoalescesToolCallWithoutWireID(t *testing.T) {
+	server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+		w.Header().Set("Content-Type", "text/event-stream")
+		flusher, ok := w.(http.Flusher)
+		if !ok {
+			t.Fatal("response writer is not flushable")
+		}
+
+		chunks := []map[string]any{
+			{
+				"candidates": []any{map[string]any{
+					"content": map[string]any{
+						"parts": []any{
+							map[string]any{
+								"functionCall": map[string]any{
+									"name": "search",
+									"args": map[string]any{"q": "first"},
+								},
+							},
+						},
+					},
+				}},
+			},
+			{
+				"candidates": []any{map[string]any{
+					"content": map[string]any{
+						"parts": []any{
+							map[string]any{
+								"functionCall": map[string]any{
+									"name": "search",
+									"args": map[string]any{"q": "second"},
+								},
+							},
+						},
+					},
+					"finishReason": "STOP",
+				}},
+			},
+		}
+
+		for _, chunk := range chunks {
+			raw, err := json.Marshal(chunk)
+			if err != nil {
+				t.Fatalf("marshal chunk: %v", err)
+			}
+			if _, err := fmt.Fprintf(w, "data: %s\n\n", raw); err != nil {
+				t.Fatalf("write chunk: %v", err)
+			}
+			flusher.Flush()
+		}
+		_, _ = fmt.Fprint(w, "data: [DONE]\n\n")
+		flusher.Flush()
+	}))
+	defer server.Close()
+
+	provider := NewGeminiProvider("test-key", server.URL, "", "", 0, nil, nil)
+	resp, err := provider.ChatStream(
+		t.Context(),
+		[]Message{{Role: "user", Content: "hello"}},
+		nil,
+		"gemini-2.5-flash",
+		nil,
+		nil,
+	)
+	if err != nil {
+		t.Fatalf("ChatStream() error = %v", err)
+	}
+	if len(resp.ToolCalls) != 1 {
+		t.Fatalf("ToolCalls len = %d, want 1", len(resp.ToolCalls))
+	}
+	tc := resp.ToolCalls[0]
+	if tc.ID != "search#1" {
+		t.Fatalf("ToolCall ID = %q, want %q", tc.ID, "search#1")
+	}
+	if tc.Name != "search" {
+		t.Fatalf("ToolCall Name = %q, want %q", tc.Name, "search")
+	}
+	if argQ, ok := tc.Arguments["q"].(string); !ok || argQ != "second" {
+		t.Fatalf("ToolCall Arguments = %#v, want q=second", tc.Arguments)
+	}
+	if resp.FinishReason != "tool_calls" {
+		t.Fatalf("FinishReason = %q, want %q", resp.FinishReason, "tool_calls")
+	}
+}
+
+func TestGeminiProvider_BuildRequestBodyIncludesMediaAndThinkingConfig(t *testing.T) {
+	provider := NewGeminiProvider("test-key", "https://example.com/v1beta", "", "", 0, nil, nil)
+
+	body := provider.buildRequestBody(
+		[]Message{{
+			Role:    "user",
+			Content: "analyze attachments",
+			Media: []string{
+				"data:application/pdf;base64,UEZERGF0YQ==",
+				"data:image/png;base64,aW1hZ2VEYXRh",
+			},
+		}},
+		nil,
+		"gemini-3-flash-preview",
+		map[string]any{
+			"thinking_level": "low",
+			"max_tokens":     128,
+			"temperature":    0.2,
+		},
+	)
+
+	contents, ok := body["contents"].([]geminiContent)
+	if !ok || len(contents) != 1 {
+		t.Fatalf("contents = %#v, want one gemini content", body["contents"])
+	}
+	parts := contents[0].Parts
+	mimeSet := map[string]bool{}
+	for _, part := range parts {
+		if part.InlineData != nil {
+			mimeSet[part.InlineData.MIMEType] = true
+		}
+	}
+	if !mimeSet["application/pdf"] {
+		t.Fatalf("inline media missing application/pdf: %#v", parts)
+	}
+	if !mimeSet["image/png"] {
+		t.Fatalf("inline media missing image/png: %#v", parts)
+	}
+
+	generationConfig, ok := body["generationConfig"].(map[string]any)
+	if !ok {
+		t.Fatalf("generationConfig = %#v, want map", body["generationConfig"])
+	}
+	if got := generationConfig["maxOutputTokens"]; got != 128 {
+		t.Fatalf("maxOutputTokens = %#v, want 128", got)
+	}
+	if got := generationConfig["temperature"]; got != 0.2 {
+		t.Fatalf("temperature = %#v, want 0.2", got)
+	}
+	thinkingConfig, ok := generationConfig["thinkingConfig"].(map[string]any)
+	if !ok {
+		t.Fatalf("thinkingConfig = %#v, want map", generationConfig["thinkingConfig"])
+	}
+	if includeThoughts, ok := thinkingConfig["includeThoughts"].(bool); !ok || !includeThoughts {
+		t.Fatalf("includeThoughts = %#v, want true", thinkingConfig["includeThoughts"])
+	}
+	if got := thinkingConfig["thinkingLevel"]; got != "low" {
+		t.Fatalf("thinkingLevel = %#v, want %q", got, "low")
+	}
+}
+
+func TestGeminiProvider_BuildRequestBody_UsesThinkingBudgetForGemini25(t *testing.T) {
+	provider := NewGeminiProvider("test-key", "https://example.com/v1beta", "", "", 0, nil, nil)
+	body := provider.buildRequestBody(
+		[]Message{{Role: "user", Content: "hello"}},
+		nil,
+		"gemini-2.5-flash",
+		map[string]any{"thinking_level": "medium"},
+	)
+
+	generationConfig, ok := body["generationConfig"].(map[string]any)
+	if !ok {
+		t.Fatalf("generationConfig = %#v, want map", body["generationConfig"])
+	}
+	thinkingConfig, ok := generationConfig["thinkingConfig"].(map[string]any)
+	if !ok {
+		t.Fatalf("thinkingConfig = %#v, want map", generationConfig["thinkingConfig"])
+	}
+	if got := thinkingConfig["thinkingBudget"]; got != 4096 {
+		t.Fatalf("thinkingBudget = %#v, want 4096", got)
+	}
+	if _, hasLevel := thinkingConfig["thinkingLevel"]; hasLevel {
+		t.Fatalf("thinkingLevel should not be set for Gemini 2.5: %#v", thinkingConfig)
+	}
+}
+
+func TestGeminiProvider_BuildRequestBody_OmitsThinkingConfigForGemini20(t *testing.T) {
+	provider := NewGeminiProvider("test-key", "https://example.com/v1beta", "", "", 0, nil, nil)
+	body := provider.buildRequestBody(
+		[]Message{{Role: "user", Content: "hello"}},
+		nil,
+		"gemini-2.0-flash-exp",
+		map[string]any{"thinking_level": "high"},
+	)
+
+	if _, ok := body["generationConfig"]; ok {
+		t.Fatalf("generationConfig should be omitted for Gemini 2.0 when only thinking_level is set: %#v", body)
+	}
+}
+
+func TestGeminiProvider_BuildRequestBody_DefaultsThinkingOffForGemini25(t *testing.T) {
+	provider := NewGeminiProvider("test-key", "https://example.com/v1beta", "", "", 0, nil, nil)
+	body := provider.buildRequestBody(
+		[]Message{{Role: "user", Content: "hello"}},
+		nil,
+		"gemini-2.5-flash",
+		nil,
+	)
+
+	generationConfig, ok := body["generationConfig"].(map[string]any)
+	if !ok {
+		t.Fatalf("generationConfig = %#v, want map", body["generationConfig"])
+	}
+	thinkingConfig, ok := generationConfig["thinkingConfig"].(map[string]any)
+	if !ok {
+		t.Fatalf("thinkingConfig = %#v, want map", generationConfig["thinkingConfig"])
+	}
+	if got := thinkingConfig["thinkingBudget"]; got != 0 {
+		t.Fatalf("thinkingBudget = %#v, want 0 for default/off", got)
+	}
+	if includeThoughts, ok := thinkingConfig["includeThoughts"].(bool); !ok || includeThoughts {
+		t.Fatalf("includeThoughts = %#v, want false for default/off", thinkingConfig["includeThoughts"])
+	}
+}
+
+func TestGeminiProvider_BuildRequestBody_DefaultsThinkingOffForGemini3(t *testing.T) {
+	provider := NewGeminiProvider("test-key", "https://example.com/v1beta", "", "", 0, nil, nil)
+	body := provider.buildRequestBody(
+		[]Message{{Role: "user", Content: "hello"}},
+		nil,
+		"gemini-3-flash-preview",
+		nil,
+	)
+
+	generationConfig, ok := body["generationConfig"].(map[string]any)
+	if !ok {
+		t.Fatalf("generationConfig = %#v, want map", body["generationConfig"])
+	}
+	thinkingConfig, ok := generationConfig["thinkingConfig"].(map[string]any)
+	if !ok {
+		t.Fatalf("thinkingConfig = %#v, want map", generationConfig["thinkingConfig"])
+	}
+	if got := thinkingConfig["thinkingLevel"]; got != "minimal" {
+		t.Fatalf("thinkingLevel = %#v, want minimal for default/off", got)
+	}
+	if includeThoughts, ok := thinkingConfig["includeThoughts"].(bool); !ok || includeThoughts {
+		t.Fatalf("includeThoughts = %#v, want false for default/off", thinkingConfig["includeThoughts"])
+	}
+}
+
+func TestGeminiProvider_BuildRequestBody_DefaultsThinkingOffForGemini25Pro(t *testing.T) {
+	provider := NewGeminiProvider("test-key", "https://example.com/v1beta", "", "", 0, nil, nil)
+	body := provider.buildRequestBody(
+		[]Message{{Role: "user", Content: "hello"}},
+		nil,
+		"gemini-2.5-pro",
+		nil,
+	)
+
+	generationConfig, ok := body["generationConfig"].(map[string]any)
+	if !ok {
+		t.Fatalf("generationConfig = %#v, want map", body["generationConfig"])
+	}
+	thinkingConfig, ok := generationConfig["thinkingConfig"].(map[string]any)
+	if !ok {
+		t.Fatalf("thinkingConfig = %#v, want map", generationConfig["thinkingConfig"])
+	}
+	if includeThoughts, ok := thinkingConfig["includeThoughts"].(bool); !ok || includeThoughts {
+		t.Fatalf("includeThoughts = %#v, want false for default/off", thinkingConfig["includeThoughts"])
+	}
+	if _, hasBudget := thinkingConfig["thinkingBudget"]; hasBudget {
+		t.Fatalf("thinkingBudget should be omitted for Gemini 2.5 Pro default/off: %#v", thinkingConfig)
+	}
+}
+
+func TestGeminiProvider_BuildRequestBody_DefaultsThinkingOffForGemini31Pro(t *testing.T) {
+	provider := NewGeminiProvider("test-key", "https://example.com/v1beta", "", "", 0, nil, nil)
+	body := provider.buildRequestBody(
+		[]Message{{Role: "user", Content: "hello"}},
+		nil,
+		"gemini-3.1-pro",
+		nil,
+	)
+
+	generationConfig, ok := body["generationConfig"].(map[string]any)
+	if !ok {
+		t.Fatalf("generationConfig = %#v, want map", body["generationConfig"])
+	}
+	thinkingConfig, ok := generationConfig["thinkingConfig"].(map[string]any)
+	if !ok {
+		t.Fatalf("thinkingConfig = %#v, want map", generationConfig["thinkingConfig"])
+	}
+	if includeThoughts, ok := thinkingConfig["includeThoughts"].(bool); !ok || includeThoughts {
+		t.Fatalf("includeThoughts = %#v, want false for default/off", thinkingConfig["includeThoughts"])
+	}
+	if _, hasLevel := thinkingConfig["thinkingLevel"]; hasLevel {
+		t.Fatalf("thinkingLevel should be omitted for Gemini 3.1 Pro default/off: %#v", thinkingConfig)
+	}
+}
+
+func TestGeminiProvider_BuildRequestBody_PreservesMultipleSystemMessages(t *testing.T) {
+	provider := NewGeminiProvider("test-key", "https://example.com/v1beta", "", "", 0, nil, nil)
+	body := provider.buildRequestBody(
+		[]Message{
+			{Role: "system", Content: "You are helpful."},
+			{Role: "system", Content: "Be concise."},
+			{Role: "user", Content: "hello"},
+		},
+		nil,
+		"gemini-3-flash-preview",
+		nil,
+	)
+
+	systemInstruction, ok := body["systemInstruction"].(*geminiContent)
+	if !ok || systemInstruction == nil {
+		t.Fatalf("systemInstruction = %#v, want *geminiContent", body["systemInstruction"])
+	}
+	if len(systemInstruction.Parts) != 2 {
+		t.Fatalf("systemInstruction.Parts len = %d, want 2", len(systemInstruction.Parts))
+	}
+	if systemInstruction.Parts[0].Text != "You are helpful." || systemInstruction.Parts[1].Text != "Be concise." {
+		t.Fatalf("systemInstruction.Parts = %#v, want ordered system prompts", systemInstruction.Parts)
+	}
+}
+
+func TestGeminiProvider_BuildRequestBody_PreservesToolResponseMedia(t *testing.T) {
+	provider := NewGeminiProvider("test-key", "https://example.com/v1beta", "", "", 0, nil, nil)
+	body := provider.buildRequestBody(
+		[]Message{
+			{
+				Role: "assistant",
+				ToolCalls: []ToolCall{{
+					ID:        "call_1",
+					Name:      "load_image",
+					Arguments: map[string]any{"path": "demo.png"},
+				}},
+			},
+			{
+				Role:       "tool",
+				ToolCallID: "call_1",
+				Content:    "tool result",
+				Media: []string{
+					"data:image/png;base64,aW1hZ2VEYXRh",
+					"data:application/pdf;base64,UEZERGF0YQ==",
+				},
+			},
+		},
+		nil,
+		"gemini-3-flash-preview",
+		nil,
+	)
+
+	contents, ok := body["contents"].([]geminiContent)
+	if !ok || len(contents) != 2 {
+		t.Fatalf("contents = %#v, want two content entries", body["contents"])
+	}
+	parts := contents[1].Parts
+	if len(parts) != 1 || parts[0].FunctionResponse == nil {
+		t.Fatalf("tool response part = %#v, want functionResponse", parts)
+	}
+	response := parts[0].FunctionResponse
+	if response.Name != "load_image" {
+		t.Fatalf("functionResponse.Name = %q, want %q", response.Name, "load_image")
+	}
+	if response.Response["result"] != "tool result" {
+		t.Fatalf("functionResponse.Response = %#v, want result=tool result", response.Response)
+	}
+	if len(response.Parts) != 2 {
+		t.Fatalf("functionResponse.Parts len = %d, want 2", len(response.Parts))
+	}
+}
+
+func TestGeminiProvider_ChatAllowsCustomAuthHeaderWithoutAPIKey(t *testing.T) {
+	server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+		if got := r.Header.Get("Authorization"); got != "Bearer test-token" {
+			t.Fatalf("Authorization = %q, want %q", got, "Bearer test-token")
+		}
+		if got := r.Header.Get("X-Goog-Api-Key"); got != "" {
+			t.Fatalf("X-Goog-Api-Key = %q, want empty", got)
+		}
+		w.Header().Set("Content-Type", "application/json")
+		_ = json.NewEncoder(w).Encode(map[string]any{
+			"candidates": []any{
+				map[string]any{
+					"content": map[string]any{
+						"parts": []any{map[string]any{"text": "ok"}},
+					},
+					"finishReason": "STOP",
+				},
+			},
+		})
+	}))
+	defer server.Close()
+
+	provider := NewGeminiProvider(
+		"",
+		server.URL,
+		"",
+		"",
+		0,
+		nil,
+		map[string]string{"Authorization": "Bearer test-token"},
+	)
+
+	resp, err := provider.Chat(
+		t.Context(),
+		[]Message{{Role: "user", Content: "hello"}},
+		nil,
+		"gemini-2.5-flash",
+		nil,
+	)
+	if err != nil {
+		t.Fatalf("Chat() error = %v", err)
+	}
+	if resp.Content != "ok" {
+		t.Fatalf("Content = %q, want %q", resp.Content, "ok")
+	}
+}
+
+func TestGeminiProvider_ChatAllowsMissingAPIKeyForCustomAPIBase(t *testing.T) {
+	server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+		if got := r.Header.Get("X-Goog-Api-Key"); got != "" {
+			t.Fatalf("X-Goog-Api-Key = %q, want empty", got)
+		}
+		w.Header().Set("Content-Type", "application/json")
+		_ = json.NewEncoder(w).Encode(map[string]any{
+			"candidates": []any{
+				map[string]any{
+					"content":      map[string]any{"parts": []any{map[string]any{"text": "ok"}}},
+					"finishReason": "STOP",
+				},
+			},
+		})
+	}))
+	defer server.Close()
+
+	provider := NewGeminiProvider("", server.URL, "", "", 0, nil, nil)
+	resp, err := provider.Chat(
+		t.Context(),
+		[]Message{{Role: "user", Content: "hello"}},
+		nil,
+		"gemini-2.5-flash",
+		nil,
+	)
+	if err != nil {
+		t.Fatalf("Chat() error = %v", err)
+	}
+	if resp.Content != "ok" {
+		t.Fatalf("Content = %q, want %q", resp.Content, "ok")
+	}
+}

pkg/providers/openai_compat/provider.go

@@ -8,6 +8,7 @@ import (
 	"fmt"
 	"io"
 	"log"
+	"maps"
 	"net/http"
 	"net/url"
 	"strings"
@@ -181,9 +182,7 @@ func (p *Provider) buildRequestBody(
 
 	// Merge extra body fields configured per-provider/model.
 	// These are injected last so they take precedence over defaults.
-	for k, v := range p.extraBody {
+	maps.Copy(requestBody, p.extraBody)
-		requestBody[k] = v
-	}
 
 	return requestBody
 }

web/Makefile

@@ -1,4 +1,5 @@
-.PHONY: dev dev-frontend dev-backend build build-frontend build-dev-picoclaw test lint clean
+.PHONY: dev dev-frontend dev-backend build build-frontend build-dev-picoclaw test lint clean \
+	build-android-arm64 build-android-bundle
 
 # Go variables
 GO?=CGO_ENABLED=0 go
@@ -9,7 +10,9 @@ GOFLAGS?=-v -tags $(GO_BUILD_TAGS)
 # Build variables
 BUILD_DIR=build
 OUTPUT?=$(BUILD_DIR)/picoclaw-launcher
+OUTPUT_ANDROID_ARM64?=$(BUILD_DIR)/picoclaw-launcher-android-arm64
 FRONTEND_DIR=frontend
+FRONTEND_INSTALL_STAMP=$(FRONTEND_DIR)/node_modules/.picoclaw-install-stamp
 BACKEND_DIR=backend
 BACKEND_DIST=$(BACKEND_DIR)/dist
 PICOCLAW_BINARY_NAME=picoclaw
@@ -91,12 +94,26 @@ build: build-frontend
 	@mkdir -p "$$(dirname "$(OUTPUT)")"
 	${WEB_GO} build $(GOFLAGS) -ldflags "$(LAUNCHER_LDFLAGS)" -o "$(OUTPUT)" ./$(BACKEND_DIR)/
 
+# Build launcher for Android ARM64 (frontend must already be built)
+build-android-arm64: build-frontend
+	@mkdir -p $(BUILD_DIR)
+	GOOS=android GOARCH=arm64 $(GO) build -tags stdjson -ldflags "$(LDFLAGS)" -o "$(OUTPUT_ANDROID_ARM64)" ./$(BACKEND_DIR)/
+
+# Build launcher for all Android architectures
+build-android-bundle: build-frontend
+	@mkdir -p $(BUILD_DIR)
+	GOOS=android GOARCH=arm64 $(GO) build -tags stdjson -ldflags "$(LDFLAGS)" -o "$(BUILD_DIR)/picoclaw-launcher-android-arm64" ./$(BACKEND_DIR)/
+	@echo "All Android launcher builds complete"
+
 build-frontend:
-	@if [ ! -d $(FRONTEND_DIR)/node_modules ] || \
+	@expected_stamp="$$(cat $(FRONTEND_DIR)/package.json $(FRONTEND_DIR)/pnpm-lock.yaml | cksum | awk '{print $$1 ":" $$2}')"; \
-		[ $(FRONTEND_DIR)/package.json -nt $(FRONTEND_DIR)/node_modules ] || \
+	if [ ! -d $(FRONTEND_DIR)/node_modules ] || \
-		[ $(FRONTEND_DIR)/pnpm-lock.yaml -nt $(FRONTEND_DIR)/node_modules ]; then \
+		[ ! -x $(FRONTEND_DIR)/node_modules/.bin/tsc ] || \
+		[ ! -f $(FRONTEND_INSTALL_STAMP) ] || \
+		[ "$$(cat $(FRONTEND_INSTALL_STAMP) 2>/dev/null)" != "$$expected_stamp" ]; then \
 		echo "Installing frontend dependencies..."; \
-		cd $(FRONTEND_DIR) && pnpm install --frozen-lockfile; \
+		(cd $(FRONTEND_DIR) && CI=true pnpm install --frozen-lockfile) && \
+		printf '%s\n' "$$expected_stamp" > $(FRONTEND_INSTALL_STAMP); \
 	fi
 	@echo "Building frontend..."
 	@cd $(FRONTEND_DIR) && pnpm build:backend

web/backend/api/session.go

@@ -281,6 +281,12 @@ func visibleSessionMessages(messages []providers.Message, toolFeedbackMaxArgsLen
 			}
 
 		case "assistant":
+			// Reasoning-only assistant messages are transient display artifacts and
+			// should not be restored from session history.
+			if assistantMessageTransientThought(msg) {
+				continue
+			}
+
 			toolSummaryMessages := visibleAssistantToolSummaryMessages(msg.ToolCalls, toolFeedbackMaxArgsLength)
 			if len(toolSummaryMessages) > 0 {
 				transcript = append(transcript, toolSummaryMessages...)
@@ -309,6 +315,13 @@ func visibleSessionMessages(messages []providers.Message, toolFeedbackMaxArgsLen
 	return transcript
 }
 
+func assistantMessageTransientThought(msg providers.Message) bool {
+	return strings.TrimSpace(msg.Content) == "" &&
+		strings.TrimSpace(msg.ReasoningContent) != "" &&
+		len(msg.ToolCalls) == 0 &&
+		len(msg.Media) == 0
+}
+
 func assistantMessageInternalOnly(msg providers.Message) bool {
 	return strings.TrimSpace(msg.Content) == handledToolResponseSummaryText
 }

web/backend/api/session_test.go

@@ -218,6 +218,59 @@ func TestHandleGetSession_JSONLStorage(t *testing.T) {
 	}
 }
 
+func TestHandleGetSession_OmitsTransientThoughtMessages(t *testing.T) {
+	configPath, cleanup := setupOAuthTestEnv(t)
+	defer cleanup()
+
+	dir := sessionsTestDir(t, configPath)
+	store, err := memory.NewJSONLStore(dir)
+	if err != nil {
+		t.Fatalf("NewJSONLStore() error = %v", err)
+	}
+
+	sessionKey := picoSessionPrefix + "detail-transient-thought"
+	for _, msg := range []providers.Message{
+		{Role: "user", Content: "hello"},
+		{Role: "assistant", ReasoningContent: "internal chain of thought"},
+		{Role: "assistant", Content: "final visible answer"},
+	} {
+		if err := store.AddFullMessage(nil, sessionKey, msg); err != nil {
+			t.Fatalf("AddFullMessage() error = %v", err)
+		}
+	}
+
+	h := NewHandler(configPath)
+	mux := http.NewServeMux()
+	h.RegisterRoutes(mux)
+
+	rec := httptest.NewRecorder()
+	req := httptest.NewRequest(http.MethodGet, "/api/sessions/detail-transient-thought", nil)
+	mux.ServeHTTP(rec, req)
+
+	if rec.Code != http.StatusOK {
+		t.Fatalf("status = %d, want %d, body=%s", rec.Code, http.StatusOK, rec.Body.String())
+	}
+
+	var resp struct {
+		Messages []struct {
+			Role    string `json:"role"`
+			Content string `json:"content"`
+		} `json:"messages"`
+	}
+	if err := json.Unmarshal(rec.Body.Bytes(), &resp); err != nil {
+		t.Fatalf("Unmarshal() error = %v", err)
+	}
+	if len(resp.Messages) != 2 {
+		t.Fatalf("len(resp.Messages) = %d, want 2", len(resp.Messages))
+	}
+	if resp.Messages[0].Role != "user" || resp.Messages[0].Content != "hello" {
+		t.Fatalf("first message = %#v, want user/hello", resp.Messages[0])
+	}
+	if resp.Messages[1].Role != "assistant" || resp.Messages[1].Content != "final visible answer" {
+		t.Fatalf("second message = %#v, want assistant/final visible answer", resp.Messages[1])
+	}
+}
+
 func TestHandleGetSession_ReconstructsVisibleMessageToolOutput(t *testing.T) {
 	configPath, cleanup := setupOAuthTestEnv(t)
 	defer cleanup()

web/backend/systray.go

@@ -1,4 +1,4 @@
-//go:build (!darwin && !freebsd) || cgo
+//go:build !android && ((!darwin && !freebsd) || cgo)
 
 package main
 

web/backend/systray_stub_nocgo.go

@@ -1,4 +1,4 @@
-//go:build (darwin || freebsd) && !cgo
+//go:build (darwin || freebsd || android) && !cgo
 
 package main
 

web/frontend/package.json

@@ -3,6 +3,7 @@
   "private": true,
   "version": "0.0.0",
   "type": "module",
+  "packageManager": "pnpm@10.33.0",
   "engines": {
     "node": "^20.19.0 || ^22.13.0 || >=24"
   },

web/frontend/src/components/chat/assistant-message.tsx

@@ -1,5 +1,6 @@
-import { IconCheck, IconCopy } from "@tabler/icons-react"
+import { IconBrain, IconCheck, IconCopy } from "@tabler/icons-react"
 import { useState } from "react"
+import { useTranslation } from "react-i18next"
 import ReactMarkdown from "react-markdown"
 import rehypeRaw from "rehype-raw"
 import rehypeSanitize from "rehype-sanitize"
@@ -7,16 +8,20 @@ import remarkGfm from "remark-gfm"
 
 import { Button } from "@/components/ui/button"
 import { formatMessageTime } from "@/hooks/use-pico-chat"
+import { cn } from "@/lib/utils"
 
 interface AssistantMessageProps {
   content: string
+  isThought?: boolean
   timestamp?: string | number
 }
 
 export function AssistantMessage({
   content,
+  isThought = false,
   timestamp = "",
 }: AssistantMessageProps) {
+  const { t } = useTranslation()
   const [isCopied, setIsCopied] = useState(false)
   const formattedTimestamp =
     timestamp !== "" ? formatMessageTime(timestamp) : ""
@@ -33,6 +38,12 @@ export function AssistantMessage({
       <div className="text-muted-foreground flex items-center justify-between gap-2 px-1 text-xs opacity-70">
         <div className="flex items-center gap-2">
           <span>PicoClaw</span>
+          {isThought && (
+            <span className="inline-flex items-center gap-1 rounded-full border border-amber-300/80 bg-amber-100/80 px-2 py-0.5 text-[11px] font-medium text-amber-800 dark:border-amber-500/40 dark:bg-amber-500/15 dark:text-amber-200">
+              <IconBrain className="size-3" />
+              <span>{t("chat.reasoningLabel")}</span>
+            </span>
+          )}
           {formattedTimestamp && (
             <>
               <span className="opacity-50">•</span>
@@ -42,8 +53,22 @@ export function AssistantMessage({
         </div>
       </div>
 
-      <div className="bg-card text-card-foreground relative overflow-hidden rounded-xl border">
+      <div
-        <div className="prose dark:prose-invert prose-p:my-2 prose-pre:my-2 prose-pre:overflow-x-auto prose-pre:rounded-lg prose-pre:border prose-pre:bg-zinc-950 prose-pre:p-3 max-w-none p-4 text-[15px] leading-relaxed [overflow-wrap:anywhere] break-words">
+        className={cn(
+          "relative overflow-hidden rounded-xl border",
+          isThought
+            ? "border-amber-200/90 bg-amber-50/70 text-amber-950 dark:border-amber-500/35 dark:bg-amber-500/10 dark:text-amber-100"
+            : "bg-card text-card-foreground",
+        )}
+      >
+        <div
+          className={cn(
+            "prose dark:prose-invert prose-pre:my-2 prose-pre:overflow-x-auto prose-pre:rounded-lg prose-pre:border prose-pre:bg-zinc-950 prose-pre:p-3 max-w-none [overflow-wrap:anywhere] break-words",
+            isThought
+              ? "prose-p:my-1.5 p-3 text-[13px] leading-relaxed opacity-90"
+              : "prose-p:my-2 p-4 text-[15px] leading-relaxed",
+          )}
+        >
           <ReactMarkdown
             remarkPlugins={[remarkGfm]}
             rehypePlugins={[rehypeRaw, rehypeSanitize]}
@@ -54,7 +79,12 @@ export function AssistantMessage({
         <Button
           variant="ghost"
           size="icon"
-          className="bg-background/50 hover:bg-background/80 absolute top-2 right-2 h-7 w-7 opacity-0 transition-opacity group-hover:opacity-100"
+          className={cn(
+            "absolute top-2 right-2 h-7 w-7 opacity-0 transition-opacity group-hover:opacity-100",
+            isThought
+              ? "bg-amber-100/70 hover:bg-amber-200/80 dark:bg-amber-500/20 dark:hover:bg-amber-400/30"
+              : "bg-background/50 hover:bg-background/80",
+          )}
           onClick={handleCopy}
         >
           {isCopied ? (

web/frontend/src/components/chat/chat-page.tsx

@@ -247,6 +247,7 @@ export function ChatPage() {
               {msg.role === "assistant" ? (
                 <AssistantMessage
                   content={msg.content}
+                  isThought={msg.kind === "thought"}
                   timestamp={msg.timestamp}
                 />
               ) : (

web/frontend/src/features/chat/history.ts

@@ -24,6 +24,7 @@ export async function loadSessionMessages(
     id: `hist-${index}-${Date.now()}`,
     role: message.role,
     content: message.content,
+    kind: message.role === "assistant" ? "normal" : undefined,
     attachments: toChatAttachments(message.media),
     timestamp: fallbackTime,
   }))
@@ -50,7 +51,7 @@ function messageSignature(message: ChatMessage): string {
 
   return `${message.role}\u0000${message.content}\u0000${normalizeMessageTimestamp(
     message.timestamp,
-  )}\u0000${attachmentSignature}`
+  )}\u0000${message.kind ?? ""}\u0000${attachmentSignature}`
 }
 
 function comparableTimestamp(timestamp: number | string): number {

web/frontend/src/features/chat/protocol.ts

@@ -1,7 +1,10 @@
 import { toast } from "sonner"
 
 import { normalizeUnixTimestamp } from "@/features/chat/state"
-import { updateChatStore } from "@/store/chat"
+import {
+  type AssistantMessageKind,
+  updateChatStore,
+} from "@/store/chat"
 
 export interface PicoMessage {
   type: string
@@ -11,6 +14,16 @@ export interface PicoMessage {
   payload?: Record<string, unknown>
 }
 
+function parseAssistantMessageKind(
+  payload: Record<string, unknown>,
+): AssistantMessageKind {
+  return payload.thought === true ? "thought" : "normal"
+}
+
+function hasAssistantKindPayload(payload: Record<string, unknown>): boolean {
+  return typeof payload.thought === "boolean"
+}
+
 export function handlePicoMessage(
   message: PicoMessage,
   expectedSessionId: string,
@@ -25,6 +38,7 @@ export function handlePicoMessage(
     case "message.create": {
       const content = (payload.content as string) || ""
       const messageId = (payload.message_id as string) || `pico-${Date.now()}`
+      const kind = parseAssistantMessageKind(payload)
       const timestamp =
         message.timestamp !== undefined &&
         Number.isFinite(Number(message.timestamp))
@@ -38,6 +52,7 @@ export function handlePicoMessage(
             id: messageId,
             role: "assistant",
             content,
+            kind,
             timestamp,
           },
         ],
@@ -49,13 +64,21 @@ export function handlePicoMessage(
     case "message.update": {
       const content = (payload.content as string) || ""
       const messageId = payload.message_id as string
+      const hasKind = hasAssistantKindPayload(payload)
+      const kind = parseAssistantMessageKind(payload)
       if (!messageId) {
         break
       }
 
       updateChatStore((prev) => ({
         messages: prev.messages.map((msg) =>
-          msg.id === messageId ? { ...msg, content } : msg,
+          msg.id === messageId
+            ? {
+                ...msg,
+                content,
+                ...(hasKind ? { kind } : {}),
+              }
+            : msg,
         ),
       }))
       break

web/frontend/src/i18n/locales/en.json

@@ -47,6 +47,7 @@
       "step3": "Preparing response...",
       "step4": "Almost there..."
     },
+    "reasoningLabel": "Reasoning",
     "history": "History",
     "noHistory": "No chat history yet",
     "historyLoadFailed": "Failed to load chat history",

web/frontend/src/i18n/locales/zh.json

@@ -47,6 +47,7 @@
       "step3": "准备回复...",
       "step4": "马上就好..."
     },
+    "reasoningLabel": "思考",
     "history": "历史记录",
     "noHistory": "暂无对话历史",
     "historyLoadFailed": "加载历史记录失败",

web/frontend/src/store/chat.ts

@@ -11,11 +11,14 @@ export interface ChatAttachment {
   filename?: string
 }
 
+export type AssistantMessageKind = "normal" | "thought"
+
 export interface ChatMessage {
   id: string
   role: "user" | "assistant"
   content: string
   timestamp: number | string
+  kind?: AssistantMessageKind
   attachments?: ChatAttachment[]
 }