feat: adapt FreeRide skill for PicoClaw

k3s/deployment.yaml

@@ -57,6 +57,11 @@ spec:
             secretKeyRef:
               name: picoclaw-secrets
               key: telegram-token
+        - name: OPENROUTER_API_KEY
+          valueFrom:
+            secretKeyRef:
+              name: picoclaw-secrets
+              key: OPENROUTER_API_KEY
         volumeMounts:
         - name: picoclaw-data
           mountPath: /home/picoclaw/.picoclaw

k3s/secrets.yaml

@@ -9,3 +9,4 @@ stringData:
   telegram-token: "YOUR_TELEGRAM_TOKEN_HERE"
   nvidia-api-key: "YOUR_NVIDIA_API_KEY_HERE"
   azure-api-key: "YOUR_AZURE_API_KEY_HERE"
+  OPENROUTER_API_KEY: "YOUR_OPENROUTER_API_KEY_HERE"

pkg/agent/loop.go

@@ -78,6 +78,7 @@ type AgentLoop struct {
 	activeRequests sync.WaitGroup
 
 	reloadFunc func() error
+	configPath string
 }
 
 // processOptions configures how a message is processed
@@ -124,6 +125,7 @@ const (
 
 func NewAgentLoop(
 	cfg *config.Config,
+	configPath string,
 	msgBus *bus.MessageBus,
 	provider providers.LLMProvider,
 ) *AgentLoop {
@@ -153,6 +155,7 @@ func NewAgentLoop(
 	al := &AgentLoop{
 		bus:            msgBus,
 		cfg:             cfg,
+		configPath:      configPath,
 		registry:       registry,
 		state:          stateManager,
 		eventBus:       eventBus,
@@ -336,6 +339,10 @@ func registerSharedTools(
 
 		// Skill discovery and installation tools
 		skills_enabled := cfg.Tools.IsToolEnabled("skills")
+		if skills_enabled {
+			agent.Tools.Register(tools.NewFreeRideTool(al.GetConfigPath(), al.GetReloadFunc()))
+		}
+
 		find_skills_enable := cfg.Tools.IsToolEnabled("find_skills")
 		install_skills_enable := cfg.Tools.IsToolEnabled("install_skill")
 		if skills_enabled && (find_skills_enable || install_skills_enable) {
@@ -1209,6 +1216,16 @@ func (al *AgentLoop) SetReloadFunc(fn func() error) {
 	al.reloadFunc = fn
 }
 
+// GetReloadFunc returns the current reload callback.
+func (al *AgentLoop) GetReloadFunc() func() error {
+	return al.reloadFunc
+}
+
+// GetConfigPath returns the path to the configuration file.
+func (al *AgentLoop) GetConfigPath() string {
+	return al.configPath
+}
+
 var audioAnnotationRe = regexp.MustCompile(`\[(voice|audio)(?::[^\]]*)?\]`)
 
 // transcribeAudioInMessage resolves audio media refs, transcribes them, and

pkg/gateway/gateway.go

@@ -182,7 +182,7 @@ func Run(debug bool, homePath, configPath string, allowEmptyStartup bool) error
 	}
 
 	msgBus := bus.NewMessageBus()
-	agentLoop := agent.NewAgentLoop(cfg, msgBus, provider)
+	agentLoop := agent.NewAgentLoop(cfg, configPath, msgBus, provider)
 
 	fmt.Println("\n📦 Agent Status:")
 	startupInfo := agentLoop.GetStartupInfo()

pkg/tools/freeride.go

@@ -0,0 +1,308 @@
+package tools
+
+import (
+	"context"
+	"encoding/json"
+	"fmt"
+	"net/http"
+	"sort"
+	"strings"
+	"time"
+
+	"github.com/sipeed/picoclaw/pkg/config"
+	"github.com/sipeed/picoclaw/pkg/logger"
+)
+
+// FreeRideTool adapts the FreeRide logic (from clawhub/free-ride) for PicoClaw.
+// It manages OpenRouter's free models and configures them as fallbacks.
+type FreeRideTool struct {
+	configPath string
+	reloadFunc func() error
+}
+
+func NewFreeRideTool(configPath string, reloadFunc func() error) *FreeRideTool {
+	return &FreeRideTool{
+		configPath: configPath,
+		reloadFunc: reloadFunc,
+	}
+}
+
+func (t *FreeRideTool) Name() string {
+	return "freeride"
+}
+
+func (t *FreeRideTool) Description() string {
+	return "FreeRide gives you unlimited free AI in PicoClaw by automatically managing OpenRouter's free models. " +
+		"Use 'auto' to configure best model + fallbacks, or 'list' to see available free models."
+}
+
+func (t *FreeRideTool) Parameters() map[string]any {
+	return map[string]any{
+		"type": "object",
+		"properties": map[string]any{
+			"command": map[string]any{
+				"type":        "string",
+				"enum":        []string{"auto", "list", "status"},
+				"description": "The command to run: 'auto' (configures models), 'list' (shows free models), 'status' (checks current setup)",
+			},
+			"limit": map[string]any{
+				"type":        "integer",
+				"description": "For 'list', how many models to show. For 'auto', how many fallbacks to configure.",
+				"default":     5,
+			},
+		},
+		"required": []string{"command"},
+	}
+}
+
+type openRouterModel struct {
+	ID            string `json:"id"`
+	Name          string `json:"name"`
+	ContextLength int    `json:"context_length"`
+	Pricing       struct {
+		Prompt     string `json:"prompt"`
+		Completion string `json:"completion"`
+	} `json:"pricing"`
+	SupportedParameters []string `json:"supported_parameters"`
+	Created             int64    `json:"created"`
+}
+
+func (t *FreeRideTool) Execute(ctx context.Context, args map[string]any) *ToolResult {
+	cmd, _ := args["command"].(string)
+	limit := 5
+	if l, ok := args["limit"].(float64); ok {
+		limit = int(l)
+	}
+
+	switch cmd {
+	case "list":
+		return t.handleList(ctx, limit)
+	case "auto":
+		return t.handleAuto(ctx, limit)
+	case "status":
+		return t.handleStatus()
+	default:
+		return ErrorResult(fmt.Sprintf("unknown command: %s", cmd))
+	}
+}
+
+func (t *FreeRideTool) fetchFreeModels(ctx context.Context) ([]openRouterModel, error) {
+	req, err := http.NewRequestWithContext(ctx, "GET", "https://openrouter.ai/api/v1/models", nil)
+	if err != nil {
+		return nil, err
+	}
+
+	resp, err := http.DefaultClient.Do(req)
+	if err != nil {
+		return nil, err
+	}
+	defer resp.Body.Close()
+
+	if resp.StatusCode != http.StatusOK {
+		return nil, fmt.Errorf("OpenRouter API returned status %d", resp.StatusCode)
+	}
+
+	var wrapper struct {
+		Data []openRouterModel `json:"data"`
+	}
+	if err := json.NewDecoder(resp.Body).Decode(&wrapper); err != nil {
+		return nil, err
+	}
+
+	var freeModels []openRouterModel
+	for _, m := range wrapper.Data {
+		if m.Pricing.Prompt == "0" || m.Pricing.Prompt == "0.0" || m.Pricing.Prompt == "0.00" {
+			freeModels = append(freeModels, m)
+		}
+	}
+
+	// Rank models
+	sort.Slice(freeModels, func(i, j int) bool {
+		return scoreModel(freeModels[i]) > scoreModel(freeModels[j])
+	})
+
+	return freeModels, nil
+}
+
+func scoreModel(m openRouterModel) float64 {
+	score := 0.0
+
+	// Context length (40%) - normalize against 128k
+	ctxScore := float64(m.ContextLength) / 128000.0
+	if ctxScore > 1.0 {
+		ctxScore = 1.0
+	}
+	score += ctxScore * 0.4
+
+	// Capabilities (30%) - tools, vision, prompt caching, etc.
+	capabilityScore := 0.0
+	for _, p := range m.SupportedParameters {
+		if p == "tools" {
+			capabilityScore += 0.5
+		}
+		if p == "response_format" {
+			capabilityScore += 0.5
+		}
+	}
+	if capabilityScore > 1.0 {
+		capabilityScore = 1.0
+	}
+	score += capabilityScore * 0.3
+
+	// Recency (20%) - newer is better
+	// Normalize against 2 years ago
+	twoYearsAgo := time.Now().AddDate(-2, 0, 0).Unix()
+	now := time.Now().Unix()
+	if m.Created > twoYearsAgo {
+		recencyScore := float64(m.Created-twoYearsAgo) / float64(now-twoYearsAgo)
+		score += recencyScore * 0.2
+	}
+
+	// Provider Trust (10%) - hardcoded list of trusted names
+	trustNames := []string{"google", "meta", "nvidia", "mistral", "anthropic", "openai", "microsoft", "qwen", "deepseek"}
+	for _, name := range trustNames {
+		if strings.Contains(strings.ToLower(m.ID), name) {
+			score += 0.1
+			break
+		}
+	}
+
+	return score
+}
+
+func (t *FreeRideTool) handleList(ctx context.Context, limit int) *ToolResult {
+	models, err := t.fetchFreeModels(ctx)
+	if err != nil {
+		return ErrorResult(fmt.Errorf("failed to fetch models: %w", err).Error())
+	}
+
+	if len(models) == 0 {
+		return SilentResult("No free models found on OpenRouter.")
+	}
+
+	var sb strings.Builder
+	sb.WriteString(fmt.Sprintf("Found %d free models on OpenRouter (ranked by quality):\n\n", len(models)))
+	for i, m := range models {
+		if i >= limit {
+			break
+		}
+		sb.WriteString(fmt.Sprintf("%d. **%s** (%s)\n", i+1, m.Name, m.ID))
+		sb.WriteString(fmt.Sprintf("   Context: %d tokens | Score: %.2f\n", m.ContextLength, scoreModel(m)))
+		sb.WriteString(fmt.Sprintf("   Parameters: %s\n\n", strings.Join(m.SupportedParameters, ", ")))
+	}
+
+	return SilentResult(sb.String())
+}
+
+func (t *FreeRideTool) handleAuto(ctx context.Context, limit int) *ToolResult {
+	models, err := t.fetchFreeModels(ctx)
+	if err != nil {
+		return ErrorResult(fmt.Errorf("failed to fetch models: %w", err).Error())
+	}
+
+	if len(models) == 0 {
+		return ErrorResult("No free models found on OpenRouter.")
+	}
+
+	cfgObj, err := config.LoadConfig(t.configPath)
+	if err != nil {
+		return ErrorResult(fmt.Errorf("failed to load config: %w", err).Error())
+	}
+
+	// 1. Add models to ModelList if not present
+	var addedModels []string
+	for i, m := range models {
+		if i >= limit {
+			break
+		}
+		modelName := strings.ReplaceAll(m.ID, "/", "-")
+		if !modelExists(cfgObj, modelName) {
+			mc := &config.ModelConfig{
+				ModelName: modelName,
+				Model:     "openrouter/" + m.ID,
+				Enabled:   true,
+			}
+			mc.SetAPIKey("env://OPENROUTER_API_KEY")
+			cfgObj.ModelList = append(cfgObj.ModelList, mc)
+			addedModels = append(addedModels, modelName)
+		}
+	}
+
+	// 2. Set fallbacks for the default agent
+	if len(addedModels) > 0 {
+		// Update AgentDefaults fallbacks
+		cfgObj.Agents.Defaults.ModelFallbacks = append(cfgObj.Agents.Defaults.ModelFallbacks, addedModels...)
+		// Deduplicate fallbacks
+		cfgObj.Agents.Defaults.ModelFallbacks = uniqueStrings(cfgObj.Agents.Defaults.ModelFallbacks)
+
+		if err := config.SaveConfig(t.configPath, cfgObj); err != nil {
+			return ErrorResult(fmt.Errorf("failed to save config: %w", err).Error())
+		}
+
+		msg := fmt.Sprintf("Success! Added %d free models as fallbacks: %s.\n", len(addedModels), strings.Join(addedModels, ", "))
+		msg += "Re-loading configuration to apply changes..."
+		
+		if t.reloadFunc != nil {
+			if err := t.reloadFunc(); err != nil {
+				return ErrorResult(fmt.Sprintf("%s\nFailed to reload: %v", msg, err))
+			}
+		}
+
+		return SilentResult(msg)
+	}
+
+	return SilentResult("No new free models to add. Your configuration is up to date.")
+}
+
+func (t *FreeRideTool) handleStatus() *ToolResult {
+	cfgObj, err := config.LoadConfig(t.configPath)
+	if err != nil {
+		return ErrorResult(fmt.Errorf("failed to load config: %w", err).Error())
+	}
+
+	var sb strings.Builder
+	sb.WriteString("FreeRide Status:\n")
+	sb.WriteString(fmt.Sprintf("- Primary Model: %s\n", cfgObj.Agents.Defaults.GetModelName()))
+	sb.WriteString(fmt.Sprintf("- Fallback Models: %s\n", strings.Join(cfgObj.Agents.Defaults.ModelFallbacks, ", ")))
+
+	// Check for OpenRouter models in fallbacks
+	openRouterCount := 0
+	for _, fb := range cfgObj.Agents.Defaults.ModelFallbacks {
+		if strings.Contains(strings.ToLower(fb), "openrouter") || isKnownOpenRouterAlias(cfgObj, fb) {
+			openRouterCount++
+		}
+	}
+	sb.WriteString(fmt.Sprintf("- Managed Free Models: %d\n", openRouterCount))
+
+	return SilentResult(sb.String())
+}
+
+func modelExists(cfg *config.Config, modelName string) bool {
+	for _, m := range cfg.ModelList {
+		if m.ModelName == modelName {
+			return true
+		}
+	}
+	return false
+}
+
+func isKnownOpenRouterAlias(cfg *config.Config, modelName string) bool {
+	for _, m := range cfg.ModelList {
+		if m.ModelName == modelName && strings.HasPrefix(m.Model, "openrouter/") {
+			return true
+		}
+	}
+	return false
+}
+
+func uniqueStrings(input []string) []string {
+	keys := make(map[string]bool)
+	list := []string{}
+	for _, entry := range input {
+		if _, value := keys[entry]; !value {
+			keys[entry] = true
+			list = append(list, entry)
+		}
+	}
+	return list
+}