diff --git a/neo/assistant/api.go b/neo/assistant/api.go
index 59a00e44..94175a8c 100644
--- a/neo/assistant/api.go
+++ b/neo/assistant/api.go
@@ -10,7 +10,7 @@ import (
 	"github.com/gin-gonic/gin"
 	jsoniter "github.com/json-iterator/go"
 	"github.com/yaoapp/gou/fs"
-	"github.com/yaoapp/kun/utils"
+	"github.com/yaoapp/kun/log"
 	chatctx "github.com/yaoapp/yao/neo/context"
 	chatMessage "github.com/yaoapp/yao/neo/message"
 )
@@ -190,6 +190,14 @@ func (next *NextAction) Execute(c *gin.Context, ctx chatctx.Context, contents *c
 			return fmt.Errorf("input is required")
 		}
 
+		// Retry mode
+		retry := false
+		_, has = next.Payload["retry"]
+		if has {
+			retry = next.Payload["retry"].(bool)
+			ctx.Retry = retry
+		}
+
 		switch v := next.Payload["input"].(type) {
 		case string:
 			messages := chatMessage.Message{}
@@ -338,6 +346,10 @@ func (ast *Assistant) streamChat(
 				return 1 // continue
 			}
 
+			// Retry mode
+			msg.Retry = ctx.Retry   // Retry mode
+			msg.Silent = ctx.Silent // Silent mode
+
 			// Handle error
 			if msg.Type == "error" {
 				value := msg.String()
@@ -348,7 +360,10 @@ func (ast *Assistant) streamChat(
 						value = res.Error
 					}
 				}
-				chatMessage.New().Error(value).Done().Write(c.Writer)
+				newMsg := chatMessage.New().Error(value).Done()
+				newMsg.Retry = ctx.Retry
+				newMsg.Silent = ctx.Silent
+				newMsg.Write(c.Writer)
 				return 0 // break
 			}
 
@@ -468,6 +483,9 @@ func (ast *Assistant) streamChat(
 					"delta": true,
 				})
 
+				output.Retry = ctx.Retry   // Retry mode
+				output.Silent = ctx.Silent // Silent mode
+
 				if isFirst {
 					output.Assistant(ast.ID, ast.Name, ast.Avatar)
 					isFirst = false
@@ -489,6 +507,8 @@ func (ast *Assistant) streamChat(
 							"type":             "text",
 							"delta":            true,
 							"done":             true,
+							"retry":            ctx.Retry,
+							"silent":           ctx.Silent,
 						}).
 						Write(c.Writer)
 				}
@@ -521,6 +541,8 @@ func (ast *Assistant) streamChat(
 				output := chatMessage.New().Done()
 				if res != nil && res.Output != nil {
 					output = chatMessage.New().Map(map[string]interface{}{"text": res.Output, "done": true})
+					output.Retry = ctx.Retry
+					output.Silent = ctx.Silent
 				}
 				output.Write(c.Writer)
 				done <- true
@@ -542,6 +564,8 @@ func (ast *Assistant) streamChat(
 		if err != nil {
 			return fmt.Errorf("error: %s", err.Error())
 		}
+		msg.Retry = ctx.Retry
+		msg.Silent = ctx.Silent
 		msg.Done().Write(c.Writer)
 	}
 
@@ -826,9 +850,10 @@ func (ast *Assistant) requestMessages(ctx context.Context, messages []chatMessag
 
 	// For debug environment, print the request messages
 	if os.Getenv("YAO_AGENT_PRINT_REQUEST_MESSAGES") == "true" {
-		fmt.Println("--- REQUEST_MESSAGES -----------------------------")
-		utils.Dump(newMessages)
-		fmt.Println("--- END REQUEST_MESSAGES -----------------------------")
+		for _, message := range newMessages {
+			raw, _ := jsoniter.MarshalToString(message)
+			log.Trace("[Request Message] %s", raw)
+		}
 	}
 
 	return newMessages, nil
diff --git a/neo/assistant/hooks.go b/neo/assistant/hooks.go
index ad61278b..754df070 100644
--- a/neo/assistant/hooks.go
+++ b/neo/assistant/hooks.go
@@ -8,8 +8,10 @@ import (
 	"time"
 
 	"github.com/gin-gonic/gin"
+	"github.com/google/uuid"
 	jsoniter "github.com/json-iterator/go"
 	"github.com/yaoapp/gou/runtime/v8/bridge"
+	"github.com/yaoapp/kun/log"
 	chatctx "github.com/yaoapp/yao/neo/context"
 	"github.com/yaoapp/yao/neo/message"
 	chatMessage "github.com/yaoapp/yao/neo/message"
@@ -168,9 +170,7 @@ func (ast *Assistant) HookDone(c *gin.Context, context chatctx.Context, input []
 							text = content[:endIndex]
 							text = strings.TrimSpace(text)
 							if os.Getenv("YAO_AGENT_PRINT_TOOL_CALL") == "true" {
-								fmt.Println("---- EXTRACTED TOOL CALL ----")
-								fmt.Println(text)
-								fmt.Println("---- END EXTRACTED TOOL CALL ----")
+								log.Trace("[TOOL CALL] %s", text)
 							}
 						}
 					}
@@ -309,7 +309,81 @@ func (ast *Assistant) call(ctx context.Context, method string, c *gin.Context, c
 	defer scriptCtx.Close()
 
 	// Add sendMessage function to the script context
-	scriptCtx.WithFunction("SendMessage", func(info *v8go.FunctionCallbackInfo) *v8go.Value {
+	scriptCtx.WithFunction("SendMessage", sendMessage(c, contents))
+	scriptCtx.WithFunction("Run", run(c, context))
+
+	// Check if the method exists
+	if !scriptCtx.Global().Has(method) {
+		return nil, fmt.Errorf(HookErrorMethodNotFound)
+	}
+
+	// Call the method directly in the current thread
+	args = append([]interface{}{context.Map()}, args...)
+	if scriptCtx != nil {
+		return scriptCtx.CallWith(ctx, method, args...)
+	}
+	return nil, nil
+}
+
+// Execute the assistant
+func run(c *gin.Context, context chatctx.Context) func(info *v8go.FunctionCallbackInfo) *v8go.Value {
+	return func(info *v8go.FunctionCallbackInfo) *v8go.Value {
+
+		// Get the args
+		args := info.Args()
+		if len(args) < 2 {
+			return bridge.JsException(info.Context(), "Run requires at least two arguments")
+		}
+
+		// Get the assistant id
+		assistantID := args[0].String()
+
+		// Get the assistant
+		assistant, err := Get(assistantID)
+		if err != nil {
+			return bridge.JsException(info.Context(), err.Error())
+		}
+
+		// input []chatMessage.Message
+		input := args[1].String()
+
+		options := map[string]interface{}{}
+		if len(args) > 2 {
+			optionsRaw, err := bridge.GoValue(args[2], info.Context())
+			if err != nil {
+				return bridge.JsException(info.Context(), err.Error())
+			}
+
+			// Parse the options
+			if optionsRaw != nil {
+				switch v := optionsRaw.(type) {
+				case string:
+					err := jsoniter.UnmarshalFromString(v, &options)
+					if err != nil {
+						return bridge.JsException(info.Context(), err.Error())
+					}
+				case map[string]interface{}:
+					options = v
+				default:
+					return bridge.JsException(info.Context(), "Invalid options")
+				}
+			}
+		}
+
+		// Execute the assistant
+		context.AssistantID = assistantID
+		context.ChatID = fmt.Sprintf("chat_%s", uuid.New().String()) // New chat id
+		context.Silent = true                                        // Silent mode
+		err = assistant.Execute(c, context, input, options)          // Execute the assistant
+		if err != nil {
+			return bridge.JsException(info.Context(), err.Error())
+		}
+		return nil
+	}
+}
+
+func sendMessage(c *gin.Context, contents *chatMessage.Contents) func(info *v8go.FunctionCallbackInfo) *v8go.Value {
+	return func(info *v8go.FunctionCallbackInfo) *v8go.Value {
 
 		// Get the message
 		args := info.Args()
@@ -354,17 +428,5 @@ func (ast *Assistant) call(ctx context.Context, method string, c *gin.Context, c
 		default:
 			return bridge.JsException(info.Context(), "SendMessage requires a string or a map")
 		}
-	})
-
-	// Check if the method exists
-	if !scriptCtx.Global().Has(method) {
-		return nil, fmt.Errorf(HookErrorMethodNotFound)
 	}
-
-	// Call the method directly in the current thread
-	args = append([]interface{}{context.Map()}, args...)
-	if scriptCtx != nil {
-		return scriptCtx.CallWith(ctx, method, args...)
-	}
-	return nil, nil
 }
diff --git a/neo/context/context.go b/neo/context/context.go
index 686d3949..4962c3a0 100644
--- a/neo/context/context.go
+++ b/neo/context/context.go
@@ -21,6 +21,8 @@ type Context struct {
 	Namespace   string                 `json:"namespace,omitempty"`
 	Config      map[string]interface{} `json:"config,omitempty"`
 	Signal      interface{}            `json:"signal,omitempty"`
+	Silent      bool                   `json:"silent,omitempty"` // Silent mode
+	Retry       bool                   `json:"retry,omitempty"`  // Retry mode
 	Upload      *FileUpload            `json:"upload,omitempty"`
 	Version     bool                   `json:"version,omitempty"` // Version support
 	RAG         bool                   `json:"rag,omitempty"`     // RAG support
diff --git a/neo/message/message.go b/neo/message/message.go
index 19e8fbe0..125d6367 100644
--- a/neo/message/message.go
+++ b/neo/message/message.go
@@ -35,6 +35,8 @@ type Message struct {
 	Data            map[string]interface{} `json:"-"`                          // data for the message
 	Pending         bool                   `json:"-"`                          // pending for the message
 	Hidden          bool                   `json:"hidden,omitempty"`           // hidden for the message (not show in the UI and history)
+	Retry           bool                   `json:"retry,omitempty"`            // retry for the message
+	Silent          bool                   `json:"silent,omitempty"`           // silent for the message (not show in the UI and history)
 }
 
 // Mention represents a mention
@@ -187,10 +189,9 @@ func NewAny(content interface{}) (*Message, error) {
 // NewOpenAI create a new message from OpenAI response
 func NewOpenAI(data []byte, isThinking bool) *Message {
 
-	// For Debug
 	// For debug environment, print the response data
 	if os.Getenv("YAO_AGENT_PRINT_RESPONSE_DATA") == "true" {
-		fmt.Printf("%s\n", string(data))
+		log.Trace("[Response Data] %s", string(data))
 	}
 
 	if data == nil || len(data) == 0 {