diff --git a/chat/agent.go b/chat/agent.go
index 429a983..cc743bf 100644
--- a/chat/agent.go
+++ b/chat/agent.go
@@ -210,20 +210,30 @@ func logev(ctx *zero.Ctx) {
 		return
 	}
 	vevent.HookCtxCaller(ctx, vevent.NewAPICallerReturnHook(
-		ctx, func(req zero.APIRequest, rsp zero.APIResponse, err error) {
+		ctx, func(req zero.APIRequest, rsp zero.APIResponse, _ error) {
 			gid := ctx.Event.GroupID
 			if gid == 0 {
 				gid = -ctx.Event.UserID
 			}
 			plen := countParamsLength(req.Params)
 			if plen > 1024 { // skip too long req&resp
-				logrus.Warnln("[chat] agent", gid, "skip too long requ:", &req)
+				logrus.Debugln("[chat] agent", gid, "skip too long requ:", &req)
+				return
+			}
+			if _, ok := ctx.State[zero.StateKeyPrefixKeep+"_chat_ag_triggered__"]; ok {
+				logrus.Debugln("[chat] agent", gid, "skip agent triggered requ:", &req)
+				return
+			}
+			if req.Action != "send_private_msg" &&
+				req.Action != "send_group_msg" &&
+				req.Action != "delete_msg" {
+				logrus.Debugln("[chat] agent", gid, "skip non-msg other triggered action:", req.Action)
 				return
 			}
 			ag := AgentOf(ctx.Event.SelfID, "aichat")
-			logrus.Infoln("[chat] agent", gid, "add requ:", &req)
+			logrus.Debugln("[chat] agent others", gid, "add requ:", &req)
 			ag.AddRequest(gid, &req)
-			logrus.Infoln("[chat] agent", gid, "get resp:", &rsp)
+			logrus.Debugln("[chat] agent others", gid, "add resp:", &rsp)
 			ag.AddResponse(gid, &goba.APIResponse{
 				Status:  rsp.Status,
 				Data:    json.RawMessage(rsp.Data.Raw),
diff --git a/chat/cfg.go b/chat/cfg.go
index 0d62ded..0313902 100644
--- a/chat/cfg.go
+++ b/chat/cfg.go
@@ -14,6 +14,7 @@ import (
 	"github.com/wdvxdr1123/ZeroBot/message"
 )
 
+// AC is the global agent configuration
 var AC AgentConfig
 
 var (
@@ -40,6 +41,7 @@ func (mt ModelType) String() string {
 	return apilist[mt]
 }
 
+// Protocol creates a protocol instance based on the model type
 func (mt ModelType) Protocol(modn string, temp float32, topp float32, maxn uint) (mod model.Protocol, err error) {
 	switch AC.Type {
 	case 0:
@@ -87,6 +89,7 @@ func (mk ModelKey) String() string {
 	return key[:2] + strings.Repeat("*", len(key)-4) + key[len(key)-2:]
 }
 
+// AgentConfig holds the configuration for the chat agent
 type AgentConfig struct {
 	ModelName      string
 	ImageModelName string
@@ -144,7 +147,7 @@ func (c *AgentConfig) isvalid() bool {
 	return c.Key != ""
 }
 
-// 获取全局模型参数：TopP和最大长度
+// MParams returns the global model parameters: TopP and MaxN
 func (c *AgentConfig) MParams() (topp float32, maxn uint) {
 	// 处理TopP参数
 	topp = c.TopP
@@ -161,6 +164,7 @@ func (c *AgentConfig) MParams() (topp float32, maxn uint) {
 	return topp, maxn
 }
 
+// EnsureConfig ensures the configuration is loaded and valid
 func EnsureConfig(ctx *zero.Ctx) bool {
 	c, ok := ctx.State["manager"].(*ctrl.Control[*zero.Ctx])
 	if !ok {
@@ -179,13 +183,10 @@ func EnsureConfig(ctx *zero.Ctx) bool {
 	return true
 }
 
+// NewExtraSetStr creates a handler to set a string-based extra config value
 func NewExtraSetStr[T ~string](ptr *T) func(ctx *zero.Ctx) {
 	return func(ctx *zero.Ctx) {
 		args := strings.TrimSpace(ctx.State["args"].(string))
-		if args == "" {
-			ctx.SendChain(message.Text("ERROR: empty args"))
-			return
-		}
 		c, ok := ctx.State["manager"].(*ctrl.Control[*zero.Ctx])
 		if !ok {
 			ctx.SendChain(message.Text("ERROR: no such plugin"))
@@ -201,6 +202,7 @@ func NewExtraSetStr[T ~string](ptr *T) func(ctx *zero.Ctx) {
 	}
 }
 
+// NewExtraSetBool creates a handler to set a boolean-based extra config value
 func NewExtraSetBool[T ~bool](ptr *T) func(ctx *zero.Ctx) {
 	return func(ctx *zero.Ctx) {
 		args := ctx.State["regex_matched"].([]string)
@@ -220,6 +222,7 @@ func NewExtraSetBool[T ~bool](ptr *T) func(ctx *zero.Ctx) {
 	}
 }
 
+// NewExtraSetUint creates a handler to set a uint extra config value
 func NewExtraSetUint(ptr *uint) func(ctx *zero.Ctx) {
 	return func(ctx *zero.Ctx) {
 		args := strings.TrimSpace(ctx.State["args"].(string))
@@ -247,6 +250,7 @@ func NewExtraSetUint(ptr *uint) func(ctx *zero.Ctx) {
 	}
 }
 
+// NewExtraSetFloat32 creates a handler to set a float32 extra config value
 func NewExtraSetFloat32(ptr *float32) func(ctx *zero.Ctx) {
 	return func(ctx *zero.Ctx) {
 		args := strings.TrimSpace(ctx.State["args"].(string))
@@ -274,6 +278,7 @@ func NewExtraSetFloat32(ptr *float32) func(ctx *zero.Ctx) {
 	}
 }
 
+// NewExtraSetModelType creates a handler to set a ModelType extra config value
 func NewExtraSetModelType(ptr *ModelType) func(ctx *zero.Ctx) {
 	return func(ctx *zero.Ctx) {
 		args := strings.TrimSpace(ctx.State["args"].(string))
diff --git a/chat/storage.go b/chat/storage.go
index dc1fd3e..c44a069 100644
--- a/chat/storage.go
+++ b/chat/storage.go
@@ -5,6 +5,7 @@ import (
 	zero "github.com/wdvxdr1123/ZeroBot"
 )
 
+// Bitmap constants for storage
 const (
 	BitmapRate = 0x0000ff
 	BitmapTemp = 0x00ff00
@@ -13,17 +14,21 @@ const (
 	BitmapNrat = 0x040000
 )
 
+// Storage wraps ctxext.Storage for chat-specific storage operations
 type Storage ctxext.Storage
 
+// NewStorage creates a new Storage instance
 func NewStorage(ctx *zero.Ctx, gid int64) (Storage, error) {
 	s, err := ctxext.NewStorage(ctx, gid)
 	return Storage(s), err
 }
 
+// Rate returns the rate value from storage
 func (s Storage) Rate() uint8 {
 	return uint8((ctxext.Storage)(s).Get(BitmapRate))
 }
 
+// Temp returns the temperature value from storage
 func (s Storage) Temp() float32 {
 	temp := int8((ctxext.Storage)(s).Get(BitmapTemp))
 	// 处理温度参数
@@ -36,14 +41,17 @@ func (s Storage) Temp() float32 {
 	return float32(temp) / 100
 }
 
+// NoAgent returns whether the agent is disabled
 func (s Storage) NoAgent() bool {
 	return (ctxext.Storage)(s).GetBool(BitmapNagt)
 }
 
+// NoRecord returns whether recording is disabled
 func (s Storage) NoRecord() bool {
 	return (ctxext.Storage)(s).GetBool(BitmapNrec)
 }
 
+// NoReplyAt returns whether replying with @ is disabled
 func (s Storage) NoReplyAt() bool {
 	return (ctxext.Storage)(s).GetBool(BitmapNrat)
 }