diff --git a/adk/common/trace/coze_loop.go b/adk/common/trace/coze_loop.go
index 4576036..aa53b93 100644
--- a/adk/common/trace/coze_loop.go
+++ b/adk/common/trace/coze_loop.go
@@ -36,7 +36,7 @@ func AppendCozeLoopCallbackIfConfigured(_ context.Context) (closeFn CloseFn, sta
 	// COZELOOP_WORKSPACE_ID=your workspace id
 	// COZELOOP_API_TOKEN=your token
 
-	wsID := os.Getenv("COZELOOP_WORKSPACE_ID")
+	wsID := os.Getenv("COZELOOP_WORKSPACE_ID") // use cozeloop trace, from https://loop.coze.cn/open/docs/cozeloop/go-sdk#4a8c980e
 	apiKey := os.Getenv("COZELOOP_API_TOKEN")
 	if wsID == "" || apiKey == "" {
 		return func(ctx context.Context) {
diff --git a/compose/chain/main.go b/compose/chain/main.go
index d4a71f3..3d7bddb 100644
--- a/compose/chain/main.go
+++ b/compose/chain/main.go
@@ -23,10 +23,13 @@ import (
 	"math/rand"
 	"os"
 
+	clc "github.com/cloudwego/eino-ext/callbacks/cozeloop"
 	"github.com/cloudwego/eino-ext/components/model/openai"
+	"github.com/cloudwego/eino/callbacks"
 	"github.com/cloudwego/eino/components/prompt"
 	"github.com/cloudwego/eino/compose"
 	"github.com/cloudwego/eino/schema"
+	"github.com/coze-dev/cozeloop-go"
 
 	"github.com/cloudwego/eino-examples/internal/gptr"
 	"github.com/cloudwego/eino-examples/internal/logs"
@@ -36,8 +39,26 @@ func main() {
 	openAPIBaseURL := os.Getenv("OPENAI_BASE_URL")
 	openAPIAK := os.Getenv("OPENAI_API_KEY")
 	modelName := os.Getenv("OPENAI_MODEL_NAME")
+	cozeloopApiToken := os.Getenv("COZELOOP_API_TOKEN")
+	cozeloopWorkspaceID := os.Getenv("COZELOOP_WORKSPACE_ID") // use cozeloop trace, from https://loop.coze.cn/open/docs/cozeloop/go-sdk#4a8c980e
 
 	ctx := context.Background()
+	var handlers []callbacks.Handler
+
+	if cozeloopApiToken != "" && cozeloopWorkspaceID != "" {
+		client, err := cozeloop.NewClient(
+			cozeloop.WithAPIToken(cozeloopApiToken),
+			cozeloop.WithWorkspaceID(cozeloopWorkspaceID),
+		)
+		if err != nil {
+			panic(err)
+		}
+		defer client.Close(ctx)
+		handlers = append(handlers, clc.NewLoopHandler(client))
+	}
+
+	callbacks.AppendGlobalHandlers(handlers...)
+
 	// build branch func
 	const randLimit = 2
 	branchCond := func(ctx context.Context, input map[string]any) (string, error) {
diff --git a/compose/graph/react_with_interrupt/main.go b/compose/graph/react_with_interrupt/main.go
index f574b77..c64e586 100644
--- a/compose/graph/react_with_interrupt/main.go
+++ b/compose/graph/react_with_interrupt/main.go
@@ -24,22 +24,41 @@ import (
 	"os"
 	"strings"
 
+	clc "github.com/cloudwego/eino-ext/callbacks/cozeloop"
 	"github.com/cloudwego/eino-ext/components/model/openai"
+	"github.com/cloudwego/eino/callbacks"
 	"github.com/cloudwego/eino/components/model"
 	"github.com/cloudwego/eino/components/prompt"
 	"github.com/cloudwego/eino/components/tool"
 	"github.com/cloudwego/eino/components/tool/utils"
 	"github.com/cloudwego/eino/compose"
 	"github.com/cloudwego/eino/schema"
+	"github.com/coze-dev/cozeloop-go"
 )
 
 func main() {
+	cozeloopApiToken := os.Getenv("COZELOOP_API_TOKEN")
+	cozeloopWorkspaceID := os.Getenv("COZELOOP_WORKSPACE_ID") // use cozeloop trace, from https://loop.coze.cn/open/docs/cozeloop/go-sdk#4a8c980e
+
+	ctx := context.Background()
+	var handlers []callbacks.Handler
+	if cozeloopApiToken != "" && cozeloopWorkspaceID != "" {
+		client, err := cozeloop.NewClient(
+			cozeloop.WithAPIToken(cozeloopApiToken),
+			cozeloop.WithWorkspaceID(cozeloopWorkspaceID),
+		)
+		if err != nil {
+			panic(err)
+		}
+		defer client.Close(ctx)
+		handlers = append(handlers, clc.NewLoopHandler(client))
+	}
+	callbacks.AppendGlobalHandlers(handlers...)
+
 	err := compose.RegisterSerializableType[myState]("state")
 	if err != nil {
 		log.Fatalf("RegisterSerializableType failed: %v", err)
 	}
-
-	ctx := context.Background()
 	runner, err := composeGraph[map[string]any, *schema.Message](
 		ctx,
 		newChatTemplate(ctx),
@@ -101,7 +120,7 @@ func newChatTemplate(_ context.Context) prompt.ChatTemplate {
 func newChatModel(ctx context.Context) model.ChatModel {
 	cm, err := openai.NewChatModel(ctx, &openai.ChatModelConfig{
 		APIKey:  os.Getenv("OPENAI_API_KEY"),
-		Model:   os.Getenv("OPENAI_MODEL"),
+		Model:   os.Getenv("OPENAI_MODEL_NAME"),
 		BaseURL: os.Getenv("OPENAI_BASE_URL"),
 	})
 	if err != nil {
diff --git a/compose/graph/simple/graph.go b/compose/graph/simple/graph.go
index 9ebafc9..9122595 100644
--- a/compose/graph/simple/graph.go
+++ b/compose/graph/simple/graph.go
@@ -20,11 +20,15 @@ import (
 	"context"
 	"fmt"
 	"io"
+	"os"
 
+	clc "github.com/cloudwego/eino-ext/callbacks/cozeloop"
+	"github.com/cloudwego/eino/callbacks"
 	"github.com/cloudwego/eino/components/model"
 	"github.com/cloudwego/eino/components/prompt"
 	"github.com/cloudwego/eino/compose"
 	"github.com/cloudwego/eino/schema"
+	"github.com/coze-dev/cozeloop-go"
 )
 
 const (
@@ -33,7 +37,24 @@ const (
 )
 
 func main() {
+	cozeloopApiToken := os.Getenv("COZELOOP_API_TOKEN")
+	cozeloopWorkspaceID := os.Getenv("COZELOOP_WORKSPACE_ID") // use cozeloop trace, from https://loop.coze.cn/open/docs/cozeloop/go-sdk#4a8c980e
+
 	ctx := context.Background()
+	var handlers []callbacks.Handler
+	if cozeloopApiToken != "" && cozeloopWorkspaceID != "" {
+		client, err := cozeloop.NewClient(
+			cozeloop.WithAPIToken(cozeloopApiToken),
+			cozeloop.WithWorkspaceID(cozeloopWorkspaceID),
+		)
+		if err != nil {
+			panic(err)
+		}
+		defer client.Close(ctx)
+		handlers = append(handlers, clc.NewLoopHandler(client))
+	}
+	callbacks.AppendGlobalHandlers(handlers...)
+
 	g := compose.NewGraph[map[string]any, *schema.Message]()
 
 	pt := prompt.FromMessages(
diff --git a/compose/graph/state/state_graph.go b/compose/graph/state/state_graph.go
index 07567fd..584a80b 100644
--- a/compose/graph/state/state_graph.go
+++ b/compose/graph/state/state_graph.go
@@ -20,18 +20,38 @@ import (
 	"context"
 	"errors"
 	"io"
+	"os"
 	"runtime/debug"
 	"strings"
 	"unicode/utf8"
 
+	clc "github.com/cloudwego/eino-ext/callbacks/cozeloop"
+	"github.com/cloudwego/eino/callbacks"
 	"github.com/cloudwego/eino/compose"
 	"github.com/cloudwego/eino/schema"
+	"github.com/coze-dev/cozeloop-go"
 
 	"github.com/cloudwego/eino-examples/internal/logs"
 )
 
 func main() {
+	cozeloopApiToken := os.Getenv("COZELOOP_API_TOKEN")
+	cozeloopWorkspaceID := os.Getenv("COZELOOP_WORKSPACE_ID") // use cozeloop trace, from https://loop.coze.cn/open/docs/cozeloop/go-sdk#4a8c980e
+
 	ctx := context.Background()
+	var handlers []callbacks.Handler
+	if cozeloopApiToken != "" && cozeloopWorkspaceID != "" {
+		client, err := cozeloop.NewClient(
+			cozeloop.WithAPIToken(cozeloopApiToken),
+			cozeloop.WithWorkspaceID(cozeloopWorkspaceID),
+		)
+		if err != nil {
+			panic(err)
+		}
+		defer client.Close(ctx)
+		handlers = append(handlers, clc.NewLoopHandler(client))
+	}
+	callbacks.AppendGlobalHandlers(handlers...)
 
 	const (
 		nodeOfL1 = "invokable"
diff --git a/compose/graph/tool_call_agent/tool_call_agent.go b/compose/graph/tool_call_agent/tool_call_agent.go
index ae18ba5..5ad748d 100644
--- a/compose/graph/tool_call_agent/tool_call_agent.go
+++ b/compose/graph/tool_call_agent/tool_call_agent.go
@@ -20,6 +20,7 @@ import (
 	"context"
 	"os"
 
+	clc "github.com/cloudwego/eino-ext/callbacks/cozeloop"
 	"github.com/cloudwego/eino-ext/components/model/openai"
 	"github.com/cloudwego/eino/callbacks"
 	"github.com/cloudwego/eino/components/prompt"
@@ -27,6 +28,7 @@ import (
 	"github.com/cloudwego/eino/components/tool/utils"
 	"github.com/cloudwego/eino/compose"
 	"github.com/cloudwego/eino/schema"
+	"github.com/coze-dev/cozeloop-go"
 
 	"github.com/cloudwego/eino-examples/internal/gptr"
 	"github.com/cloudwego/eino-examples/internal/logs"
@@ -37,10 +39,25 @@ func main() {
 	openAIBaseURL := os.Getenv("OPENAI_BASE_URL")
 	openAIAPIKey := os.Getenv("OPENAI_API_KEY")
 	modelName := os.Getenv("OPENAI_MODEL_NAME")
+	cozeloopApiToken := os.Getenv("COZELOOP_API_TOKEN")
+	cozeloopWorkspaceID := os.Getenv("COZELOOP_WORKSPACE_ID") // use cozeloop trace, from https://loop.coze.cn/open/docs/cozeloop/go-sdk#4a8c980e
 
 	ctx := context.Background()
+	var handlers []callbacks.Handler
+	if cozeloopApiToken != "" && cozeloopWorkspaceID != "" {
+		client, err := cozeloop.NewClient(
+			cozeloop.WithAPIToken(cozeloopApiToken),
+			cozeloop.WithWorkspaceID(cozeloopWorkspaceID),
+		)
+		if err != nil {
+			panic(err)
+		}
+		defer client.Close(ctx)
+		handlers = append(handlers, clc.NewLoopHandler(client))
+	}
 
-	callbacks.AppendGlobalHandlers(&loggerCallbacks{})
+	handlers = append(handlers, &loggerCallbacks{})
+	callbacks.AppendGlobalHandlers(handlers...)
 
 	// 1. create an instance of ChatTemplate as 1st Graph Node
 	systemTpl := `你是一名房产经纪人，结合用户的薪酬和工作，使用 user_info API，为其提供相关的房产信息。邮箱是必须的`
diff --git a/compose/graph/tool_call_once/tool_call_once.go b/compose/graph/tool_call_once/tool_call_once.go
index 4a4ed2f..5642254 100644
--- a/compose/graph/tool_call_once/tool_call_once.go
+++ b/compose/graph/tool_call_once/tool_call_once.go
@@ -21,12 +21,15 @@ import (
 	"errors"
 	"os"
 
+	clc "github.com/cloudwego/eino-ext/callbacks/cozeloop"
 	"github.com/cloudwego/eino-ext/components/model/openai"
+	"github.com/cloudwego/eino/callbacks"
 	"github.com/cloudwego/eino/components/prompt"
 	"github.com/cloudwego/eino/components/tool"
 	"github.com/cloudwego/eino/components/tool/utils"
 	"github.com/cloudwego/eino/compose"
 	"github.com/cloudwego/eino/schema"
+	"github.com/coze-dev/cozeloop-go"
 
 	"github.com/cloudwego/eino-examples/internal/gptr"
 	"github.com/cloudwego/eino-examples/internal/logs"
@@ -36,8 +39,23 @@ func main() {
 	openAIBaseURL := os.Getenv("OPENAI_BASE_URL")
 	openAIAPIKey := os.Getenv("OPENAI_API_KEY")
 	modelName := os.Getenv("OPENAI_MODEL_NAME")
+	cozeloopApiToken := os.Getenv("COZELOOP_API_TOKEN")
+	cozeloopWorkspaceID := os.Getenv("COZELOOP_WORKSPACE_ID") // use cozeloop trace, from https://loop.coze.cn/open/docs/cozeloop/go-sdk#4a8c980e
 
 	ctx := context.Background()
+	var handlers []callbacks.Handler
+	if cozeloopApiToken != "" && cozeloopWorkspaceID != "" {
+		client, err := cozeloop.NewClient(
+			cozeloop.WithAPIToken(cozeloopApiToken),
+			cozeloop.WithWorkspaceID(cozeloopWorkspaceID),
+		)
+		if err != nil {
+			panic(err)
+		}
+		defer client.Close(ctx)
+		handlers = append(handlers, clc.NewLoopHandler(client))
+	}
+	callbacks.AppendGlobalHandlers(handlers...)
 
 	systemTpl := `你是一名房产经纪人，结合用户的薪酬和工作，使用 user_info API，为其提供相关的房产信息。邮箱是必须的`
 	chatTpl := prompt.FromMessages(schema.FString,
diff --git a/compose/graph/two_model_chat/two_model_chat.go b/compose/graph/two_model_chat/two_model_chat.go
index b15c1ac..2741da1 100644
--- a/compose/graph/two_model_chat/two_model_chat.go
+++ b/compose/graph/two_model_chat/two_model_chat.go
@@ -22,13 +22,16 @@ import (
 	"fmt"
 	"io"
 	"os"
+	"time"
 
+	clc "github.com/cloudwego/eino-ext/callbacks/cozeloop"
 	"github.com/cloudwego/eino-ext/components/model/openai"
 	callbacks2 "github.com/cloudwego/eino/callbacks"
 	"github.com/cloudwego/eino/components/model"
 	"github.com/cloudwego/eino/compose"
 	"github.com/cloudwego/eino/schema"
 	"github.com/cloudwego/eino/utils/callbacks"
+	"github.com/coze-dev/cozeloop-go"
 
 	"github.com/cloudwego/eino-examples/internal/gptr"
 	"github.com/cloudwego/eino-examples/internal/logs"
@@ -39,7 +42,23 @@ func main() {
 	openAIAPIKey := os.Getenv("OPENAI_API_KEY")
 	modelName := os.Getenv("OPENAI_MODEL_NAME")
 
+	cozeloopApiToken := os.Getenv("COZELOOP_API_TOKEN")
+	cozeloopWorkspaceID := os.Getenv("COZELOOP_WORKSPACE_ID") // use cozeloop trace, from https://loop.coze.cn/open/docs/cozeloop/go-sdk#4a8c980e
+
 	ctx := context.Background()
+	var handlers []callbacks2.Handler
+	if cozeloopApiToken != "" && cozeloopWorkspaceID != "" {
+		client, err := cozeloop.NewClient(
+			cozeloop.WithAPIToken(cozeloopApiToken),
+			cozeloop.WithWorkspaceID(cozeloopWorkspaceID),
+		)
+		if err != nil {
+			panic(err)
+		}
+		defer client.Close(ctx)
+		handlers = append(handlers, clc.NewLoopHandler(client))
+	}
+	callbacks2.AppendGlobalHandlers(handlers...)
 
 	type state struct {
 		currentRound int
@@ -120,6 +139,8 @@ func main() {
 			break
 		}
 	}
+
+	time.Sleep(5 * time.Second)
 }
 
 type streamResponse struct {
diff --git a/compose/workflow/1_simple/main.go b/compose/workflow/1_simple/main.go
index 373c2ee..22530f0 100644
--- a/compose/workflow/1_simple/main.go
+++ b/compose/workflow/1_simple/main.go
@@ -18,9 +18,13 @@ package main
 
 import (
 	"context"
+	"os"
 	"strconv"
 
+	clc "github.com/cloudwego/eino-ext/callbacks/cozeloop"
+	"github.com/cloudwego/eino/callbacks"
 	"github.com/cloudwego/eino/compose"
+	"github.com/coze-dev/cozeloop-go"
 
 	"github.com/cloudwego/eino-examples/internal/logs"
 )
@@ -30,6 +34,24 @@ import (
 // (by using AddInput without field mappings),
 // this simple workflow is equivalent to a Graph: START -> lambda -> END.
 func main() {
+	cozeloopApiToken := os.Getenv("COZELOOP_API_TOKEN")
+	cozeloopWorkspaceID := os.Getenv("COZELOOP_WORKSPACE_ID") // use cozeloop trace, from https://loop.coze.cn/open/docs/cozeloop/go-sdk#4a8c980e
+
+	ctx := context.Background()
+	var handlers []callbacks.Handler
+	if cozeloopApiToken != "" && cozeloopWorkspaceID != "" {
+		client, err := cozeloop.NewClient(
+			cozeloop.WithAPIToken(cozeloopApiToken),
+			cozeloop.WithWorkspaceID(cozeloopWorkspaceID),
+		)
+		if err != nil {
+			panic(err)
+		}
+		defer client.Close(ctx)
+		handlers = append(handlers, clc.NewLoopHandler(client))
+	}
+	callbacks.AppendGlobalHandlers(handlers...)
+
 	// create a Workflow, just like creating a Graph
 	wf := compose.NewWorkflow[int, string]()
 
diff --git a/compose/workflow/2_field_mapping/main.go b/compose/workflow/2_field_mapping/main.go
index f138bd9..8bc2a42 100644
--- a/compose/workflow/2_field_mapping/main.go
+++ b/compose/workflow/2_field_mapping/main.go
@@ -18,16 +18,38 @@ package main
 
 import (
 	"context"
+	"os"
 	"strings"
 
+	clc "github.com/cloudwego/eino-ext/callbacks/cozeloop"
+	"github.com/cloudwego/eino/callbacks"
 	"github.com/cloudwego/eino/compose"
 	"github.com/cloudwego/eino/schema"
+	"github.com/coze-dev/cozeloop-go"
 
 	"github.com/cloudwego/eino-examples/internal/logs"
 )
 
 // demonstrates the field mapping ability of eino workflow.
 func main() {
+	cozeloopApiToken := os.Getenv("COZELOOP_API_TOKEN")
+	cozeloopWorkspaceID := os.Getenv("COZELOOP_WORKSPACE_ID") // use cozeloop trace, from https://loop.coze.cn/open/docs/cozeloop/go-sdk#4a8c980e
+
+	ctx := context.Background()
+	var handlers []callbacks.Handler
+	if cozeloopApiToken != "" && cozeloopWorkspaceID != "" {
+		client, err := cozeloop.NewClient(
+			cozeloop.WithAPIToken(cozeloopApiToken),
+			cozeloop.WithWorkspaceID(cozeloopWorkspaceID),
+		)
+		if err != nil {
+			panic(err)
+		}
+		defer client.Close(ctx)
+		handlers = append(handlers, clc.NewLoopHandler(client))
+	}
+	callbacks.AppendGlobalHandlers(handlers...)
+
 	type counter struct {
 		FullStr string // exported because we will do field mapping for this field
 		SubStr  string // exported because we will do field mapping for this field
diff --git a/compose/workflow/3_data_only/main.go b/compose/workflow/3_data_only/main.go
index aa5e7f0..de0cb04 100644
--- a/compose/workflow/3_data_only/main.go
+++ b/compose/workflow/3_data_only/main.go
@@ -18,13 +18,35 @@ package main
 
 import (
 	"context"
+	"os"
 
+	clc "github.com/cloudwego/eino-ext/callbacks/cozeloop"
+	"github.com/cloudwego/eino/callbacks"
 	"github.com/cloudwego/eino/compose"
+	"github.com/coze-dev/cozeloop-go"
 
 	"github.com/cloudwego/eino-examples/internal/logs"
 )
 
 func main() {
+	cozeloopApiToken := os.Getenv("COZELOOP_API_TOKEN")
+	cozeloopWorkspaceID := os.Getenv("COZELOOP_WORKSPACE_ID") // use cozeloop trace, from https://loop.coze.cn/open/docs/cozeloop/go-sdk#4a8c980e
+
+	ctx := context.Background()
+	var handlers []callbacks.Handler
+	if cozeloopApiToken != "" && cozeloopWorkspaceID != "" {
+		client, err := cozeloop.NewClient(
+			cozeloop.WithAPIToken(cozeloopApiToken),
+			cozeloop.WithWorkspaceID(cozeloopWorkspaceID),
+		)
+		if err != nil {
+			panic(err)
+		}
+		defer client.Close(ctx)
+		handlers = append(handlers, clc.NewLoopHandler(client))
+	}
+	callbacks.AppendGlobalHandlers(handlers...)
+
 	type calculator struct {
 		Add      []int
 		Multiply int
diff --git a/compose/workflow/4_control_only_branch/main.go b/compose/workflow/4_control_only_branch/main.go
index 97703a6..a75fe90 100644
--- a/compose/workflow/4_control_only_branch/main.go
+++ b/compose/workflow/4_control_only_branch/main.go
@@ -18,13 +18,35 @@ package main
 
 import (
 	"context"
+	"os"
 
+	clc "github.com/cloudwego/eino-ext/callbacks/cozeloop"
+	"github.com/cloudwego/eino/callbacks"
 	"github.com/cloudwego/eino/compose"
+	"github.com/coze-dev/cozeloop-go"
 
 	"github.com/cloudwego/eino-examples/internal/logs"
 )
 
 func main() {
+	cozeloopApiToken := os.Getenv("COZELOOP_API_TOKEN")
+	cozeloopWorkspaceID := os.Getenv("COZELOOP_WORKSPACE_ID") // use cozeloop trace, from https://loop.coze.cn/open/docs/cozeloop/go-sdk#4a8c980e
+
+	ctx := context.Background()
+	var handlers []callbacks.Handler
+	if cozeloopApiToken != "" && cozeloopWorkspaceID != "" {
+		client, err := cozeloop.NewClient(
+			cozeloop.WithAPIToken(cozeloopApiToken),
+			cozeloop.WithWorkspaceID(cozeloopWorkspaceID),
+		)
+		if err != nil {
+			panic(err)
+		}
+		defer client.Close(ctx)
+		handlers = append(handlers, clc.NewLoopHandler(client))
+	}
+	callbacks.AppendGlobalHandlers(handlers...)
+
 	bidder1 := func(ctx context.Context, in float64) (float64, error) {
 		return in + 1.0, nil
 	}
diff --git a/compose/workflow/5_static_values/main.go b/compose/workflow/5_static_values/main.go
index 575beb9..d196426 100644
--- a/compose/workflow/5_static_values/main.go
+++ b/compose/workflow/5_static_values/main.go
@@ -19,13 +19,35 @@ package main
 import (
 	"context"
 	"math/rand"
+	"os"
 
+	clc "github.com/cloudwego/eino-ext/callbacks/cozeloop"
+	"github.com/cloudwego/eino/callbacks"
 	"github.com/cloudwego/eino/compose"
+	"github.com/coze-dev/cozeloop-go"
 
 	"github.com/cloudwego/eino-examples/internal/logs"
 )
 
 func main() {
+	cozeloopApiToken := os.Getenv("COZELOOP_API_TOKEN")
+	cozeloopWorkspaceID := os.Getenv("COZELOOP_WORKSPACE_ID") // use cozeloop trace, from https://loop.coze.cn/open/docs/cozeloop/go-sdk#4a8c980e
+
+	ctx := context.Background()
+	var handlers []callbacks.Handler
+	if cozeloopApiToken != "" && cozeloopWorkspaceID != "" {
+		client, err := cozeloop.NewClient(
+			cozeloop.WithAPIToken(cozeloopApiToken),
+			cozeloop.WithWorkspaceID(cozeloopWorkspaceID),
+		)
+		if err != nil {
+			panic(err)
+		}
+		defer client.Close(ctx)
+		handlers = append(handlers, clc.NewLoopHandler(client))
+	}
+	callbacks.AppendGlobalHandlers(handlers...)
+
 	type bidInput struct {
 		Price  float64
 		Budget float64
diff --git a/compose/workflow/6_stream_field_map/main.go b/compose/workflow/6_stream_field_map/main.go
index 52a748a..794a726 100644
--- a/compose/workflow/6_stream_field_map/main.go
+++ b/compose/workflow/6_stream_field_map/main.go
@@ -19,10 +19,14 @@ package main
 import (
 	"context"
 	"io"
+	"os"
 	"strings"
 
+	clc "github.com/cloudwego/eino-ext/callbacks/cozeloop"
+	"github.com/cloudwego/eino/callbacks"
 	"github.com/cloudwego/eino/compose"
 	"github.com/cloudwego/eino/schema"
+	"github.com/coze-dev/cozeloop-go"
 
 	"github.com/cloudwego/eino-examples/internal/logs"
 )
@@ -30,6 +34,24 @@ import (
 // demonstrates the stream field mapping ability of eino workflow.
 // It's modified from 2_field_mapping.
 func main() {
+	cozeloopApiToken := os.Getenv("COZELOOP_API_TOKEN")
+	cozeloopWorkspaceID := os.Getenv("COZELOOP_WORKSPACE_ID") // use cozeloop trace, from https://loop.coze.cn/open/docs/cozeloop/go-sdk#4a8c980e
+
+	ctx := context.Background()
+	var handlers []callbacks.Handler
+	if cozeloopApiToken != "" && cozeloopWorkspaceID != "" {
+		client, err := cozeloop.NewClient(
+			cozeloop.WithAPIToken(cozeloopApiToken),
+			cozeloop.WithWorkspaceID(cozeloopWorkspaceID),
+		)
+		if err != nil {
+			panic(err)
+		}
+		defer client.Close(ctx)
+		handlers = append(handlers, clc.NewLoopHandler(client))
+	}
+	callbacks.AppendGlobalHandlers(handlers...)
+
 	type counter struct {
 		FullStr string // exported because we will do field mapping for this field
 		SubStr  string // exported because we will do field mapping for this field
diff --git a/devops/debug/main.go b/devops/debug/main.go
index 90458fd..77f2f30 100644
--- a/devops/debug/main.go
+++ b/devops/debug/main.go
@@ -22,7 +22,10 @@ import (
 	"os/signal"
 	"syscall"
 
+	clc "github.com/cloudwego/eino-ext/callbacks/cozeloop"
 	"github.com/cloudwego/eino-ext/devops"
+	"github.com/cloudwego/eino/callbacks"
+	"github.com/coze-dev/cozeloop-go"
 
 	"github.com/cloudwego/eino-examples/devops/debug/chain"
 	"github.com/cloudwego/eino-examples/devops/debug/graph"
@@ -30,7 +33,23 @@ import (
 )
 
 func main() {
+	cozeloopApiToken := os.Getenv("COZELOOP_API_TOKEN")
+	cozeloopWorkspaceID := os.Getenv("COZELOOP_WORKSPACE_ID") // use cozeloop trace, from https://loop.coze.cn/open/docs/cozeloop/go-sdk#4a8c980e
+
 	ctx := context.Background()
+	var handlers []callbacks.Handler
+	if cozeloopApiToken != "" && cozeloopWorkspaceID != "" {
+		client, err := cozeloop.NewClient(
+			cozeloop.WithAPIToken(cozeloopApiToken),
+			cozeloop.WithWorkspaceID(cozeloopWorkspaceID),
+		)
+		if err != nil {
+			panic(err)
+		}
+		defer client.Close(ctx)
+		handlers = append(handlers, clc.NewLoopHandler(client))
+	}
+	callbacks.AppendGlobalHandlers(handlers...)
 
 	// Init eino devops server
 	err := devops.Init(ctx)
diff --git a/flow/agent/deer-go/biz/infra/mcp.go b/flow/agent/deer-go/biz/infra/mcp.go
index db12268..066e76f 100644
--- a/flow/agent/deer-go/biz/infra/mcp.go
+++ b/flow/agent/deer-go/biz/infra/mcp.go
@@ -178,7 +178,7 @@ func CreateMCPClients() (map[string]client.MCPClient, error) {
 			)
 		}
 
-		ctx, cancel := context.WithTimeout(context.Background(), 30*time.Second)
+		ctx, cancel := context.WithTimeout(context.Background(), 60*time.Second)
 		defer cancel()
 
 		ilog.EventInfo(ctx, "Initializing server...", "name", name)
diff --git a/flow/agent/deer-go/biz/infra/tracing.go b/flow/agent/deer-go/biz/infra/tracing.go
index d9414e1..19fa5a8 100644
--- a/flow/agent/deer-go/biz/infra/tracing.go
+++ b/flow/agent/deer-go/biz/infra/tracing.go
@@ -23,8 +23,10 @@ import (
 
 	"github.com/RanFeng/ilog"
 	"github.com/cloudwego/eino-ext/callbacks/apmplus"
+	clc "github.com/cloudwego/eino-ext/callbacks/cozeloop"
 	"github.com/cloudwego/eino/callbacks"
 	hertzconfig "github.com/cloudwego/hertz/pkg/common/config"
+	"github.com/coze-dev/cozeloop-go"
 	"github.com/hertz-contrib/obs-opentelemetry/provider"
 	hertztracing "github.com/hertz-contrib/obs-opentelemetry/tracing"
 )
@@ -95,3 +97,21 @@ func initHertzTracing(ctx context.Context, appKey, region string) (hertzconfig.O
 	return tracer, cfg
 
 }
+
+func InitCozeLoopTracing() {
+	cozeloopApiToken := os.Getenv("COZELOOP_API_TOKEN")
+	cozeloopWorkspaceID := os.Getenv("COZELOOP_WORKSPACE_ID") // use cozeloop trace, from https://loop.coze.cn/open/docs/cozeloop/go-sdk#4a8c980e
+
+	if cozeloopApiToken == "" || cozeloopWorkspaceID == "" {
+		return
+	}
+	client, err := cozeloop.NewClient(
+		cozeloop.WithAPIToken(cozeloopApiToken),
+		cozeloop.WithWorkspaceID(cozeloopWorkspaceID),
+	)
+	if err != nil {
+		panic(err)
+	}
+	cozeloop.SetDefaultClient(client)
+	callbacks.AppendGlobalHandlers(clc.NewLoopHandler(client))
+}
diff --git a/flow/agent/deer-go/go.mod b/flow/agent/deer-go/go.mod
index 4621e62..7debd12 100644
--- a/flow/agent/deer-go/go.mod
+++ b/flow/agent/deer-go/go.mod
@@ -6,12 +6,14 @@ toolchain go1.23.7
 
 require (
 	github.com/RanFeng/ilog v1.1.0
-	github.com/cloudwego/eino v0.3.51
+	github.com/cloudwego/eino v0.4.7
 	github.com/cloudwego/eino-ext/callbacks/apmplus v0.0.1
+	github.com/cloudwego/eino-ext/callbacks/cozeloop v0.1.4
 	github.com/cloudwego/eino-ext/components/model/openai v0.0.0-20250514085234-473e80da5261
 	github.com/cloudwego/eino-ext/components/tool/mcp v0.0.0-20250514085234-473e80da5261
 	github.com/cloudwego/eino-ext/libs/acl/openai v0.0.0-20250422092704-54e372e1fa3d
 	github.com/cloudwego/hertz v0.10.0
+	github.com/coze-dev/cozeloop-go v0.1.9
 	github.com/getkin/kin-openapi v0.118.0
 	github.com/hertz-contrib/cors v0.1.0
 	github.com/hertz-contrib/obs-opentelemetry/provider v0.3.0
@@ -21,6 +23,9 @@ require (
 )
 
 require (
+	github.com/bahlo/generic-list-go v0.2.0 // indirect
+	github.com/bluele/gcache v0.0.2 // indirect
+	github.com/buger/jsonparser v1.1.1 // indirect
 	github.com/bytedance/gopkg v0.1.2 // indirect
 	github.com/bytedance/sonic v1.13.3 // indirect
 	github.com/bytedance/sonic/loader v0.3.0 // indirect
@@ -29,17 +34,20 @@ require (
 	github.com/cloudwego/eino-ext/libs/acl/opentelemetry v0.0.0-20250225080340-5935633151d3 // indirect
 	github.com/cloudwego/gopkg v0.1.5 // indirect
 	github.com/cloudwego/netpoll v0.7.1 // indirect
+	github.com/coze-dev/cozeloop-go/spec v0.1.0 // indirect
 	github.com/dustin/go-humanize v1.0.1 // indirect
+	github.com/eino-contrib/jsonschema v1.0.0 // indirect
 	github.com/evanphx/json-patch v0.5.2 // indirect
 	github.com/fsnotify/fsnotify v1.9.0 // indirect
 	github.com/go-logr/logr v1.4.2 // indirect
 	github.com/go-logr/stdr v1.2.2 // indirect
 	github.com/go-openapi/jsonpointer v0.21.1 // indirect
 	github.com/go-openapi/swag v0.23.1 // indirect
+	github.com/golang-jwt/jwt v3.2.2+incompatible // indirect
 	github.com/google/uuid v1.6.0 // indirect
 	github.com/goph/emperror v0.17.2 // indirect
 	github.com/grpc-ecosystem/grpc-gateway/v2 v2.25.1 // indirect
-	github.com/invopop/yaml v0.1.0 // indirect
+	github.com/invopop/yaml v0.3.1 // indirect
 	github.com/josharian/intern v1.0.0 // indirect
 	github.com/json-iterator/go v1.1.12 // indirect
 	github.com/klauspost/cpuid/v2 v2.3.0 // indirect
@@ -51,6 +59,7 @@ require (
 	github.com/modern-go/reflect2 v1.0.2 // indirect
 	github.com/mohae/deepcopy v0.0.0-20170929034955-c48cc78d4826 // indirect
 	github.com/nikolalohinski/gonja v1.5.3 // indirect
+	github.com/nikolalohinski/gonja/v2 v2.3.1 // indirect
 	github.com/nyaruka/phonenumbers v1.6.3 // indirect
 	github.com/pelletier/go-toml/v2 v2.2.4 // indirect
 	github.com/perimeterx/marshmallow v1.1.5 // indirect
@@ -62,6 +71,9 @@ require (
 	github.com/tidwall/match v1.1.1 // indirect
 	github.com/tidwall/pretty v1.2.1 // indirect
 	github.com/twitchyliquid64/golang-asm v0.15.1 // indirect
+	github.com/valyala/bytebufferpool v1.0.0 // indirect
+	github.com/valyala/fasttemplate v1.2.2 // indirect
+	github.com/wk8/go-ordered-map/v2 v2.1.8 // indirect
 	github.com/yargevad/filepathx v1.0.0 // indirect
 	github.com/yosida95/uritemplate/v3 v3.0.2 // indirect
 	go.opentelemetry.io/auto/sdk v1.1.0 // indirect
@@ -81,6 +93,7 @@ require (
 	golang.org/x/arch v0.19.0 // indirect
 	golang.org/x/exp v0.0.0-20250711185948-6ae5c78190dc // indirect
 	golang.org/x/net v0.41.0 // indirect
+	golang.org/x/sync v0.16.0 // indirect
 	golang.org/x/sys v0.34.0 // indirect
 	golang.org/x/text v0.27.0 // indirect
 	google.golang.org/genproto/googleapis/api v0.0.0-20250115164207-1a7da9e5054f // indirect
diff --git a/flow/agent/deer-go/go.sum b/flow/agent/deer-go/go.sum
index c033156..9976e7c 100644
--- a/flow/agent/deer-go/go.sum
+++ b/flow/agent/deer-go/go.sum
@@ -1,10 +1,18 @@
+github.com/MakeNowJust/heredoc v1.0.0 h1:cXCdzVdstXyiTqTvfqk9SDHpKNjxuom+DOlyEeQ4pzQ=
+github.com/MakeNowJust/heredoc v1.0.0/go.mod h1:mG5amYoWBHf8vpLOuehzbGGw0EHxpZZ6lCpQ4fNJ8LE=
 github.com/RanFeng/ilog v1.1.0 h1:VygWu8u3xnXV2gUbou+XS37zfFf+igm7JbJZLoUEuKM=
 github.com/RanFeng/ilog v1.1.0/go.mod h1:dysf319WEt9QRj1mdh1ReIxKGVVK4mQkIXSNHEcyVC4=
 github.com/airbrake/gobrake v3.6.1+incompatible/go.mod h1:wM4gu3Cn0W0K7GUuVWnlXZU11AGBXMILnrdOU8Kn00o=
+github.com/bahlo/generic-list-go v0.2.0 h1:5sz/EEAK+ls5wF+NeqDpk5+iNdMDXrh3z3nPnH1Wvgk=
+github.com/bahlo/generic-list-go v0.2.0/go.mod h1:2KvAjgMlE5NNynlg/5iLrrCCZ2+5xWbdbCW3pNTGyYg=
 github.com/beorn7/perks v1.0.1 h1:VlbKKnNfV8bJzeqoa4cOKqO6bYr3WgKZxO8Z16+hsOM=
 github.com/beorn7/perks v1.0.1/go.mod h1:G2ZrVWU2WbWT9wwq4/hrbKbnv/1ERSJQ0ibhJ6rlkpw=
 github.com/bitly/go-simplejson v0.5.0/go.mod h1:cXHtHw4XUPsvGaxgjIAn8PhEWG9NfngEKAMDJEczWVA=
+github.com/bluele/gcache v0.0.2 h1:WcbfdXICg7G/DGBh1PFfcirkWOQV+v077yF1pSy3DGw=
+github.com/bluele/gcache v0.0.2/go.mod h1:m15KV+ECjptwSPxKhOhQoAFQVtUFjTVkc3H8o0t/fp0=
 github.com/bmizerany/assert v0.0.0-20160611221934-b7ed37b82869/go.mod h1:Ekp36dRnpXw/yCqJaO+ZrUyxD+3VXMFFr56k5XYrpB4=
+github.com/buger/jsonparser v1.1.1 h1:2PnMjfWD7wBILjqQbt530v576A/cAbQvEW9gGIpYMUs=
+github.com/buger/jsonparser v1.1.1/go.mod h1:6RYKKt7H4d4+iWqouImQ9R2FZql3VbhNgx27UK13J/0=
 github.com/bugsnag/bugsnag-go v1.4.0/go.mod h1:2oa8nejYd4cQ/b0hMIopN0lCRxU0bueqREvZLWFrtK8=
 github.com/bugsnag/panicwrap v1.2.0/go.mod h1:D/8v3kj0zr8ZAKg1AQ6crr+5VwKN5eIywRkfhyM/+dE=
 github.com/bytedance/go-tagexpr/v2 v2.9.2/go.mod h1:5qsx05dYOiUXOUgnQ7w3Oz8BYs2qtM/bJokdLb79wRM=
@@ -31,10 +39,12 @@ github.com/chenzhuoyu/base64x v0.0.0-20211019084208-fb5309c8db06/go.mod h1:DH46F
 github.com/chenzhuoyu/base64x v0.0.0-20221115062448-fe3a3abad311/go.mod h1:b583jCggY9gE99b6G5LEC39OIiVsWj+R97kbl5odCEk=
 github.com/cloudwego/base64x v0.1.5 h1:XPciSp1xaq2VCSt6lF0phncD4koWyULpl5bUxbfCyP4=
 github.com/cloudwego/base64x v0.1.5/go.mod h1:0zlkT4Wn5C6NdauXdJRhSKRlJvmclQ1hhJgA0rcu/8w=
-github.com/cloudwego/eino v0.3.51 h1:emSaDu49v9EEJYOusL42Li/VL5QBSyBvhxO9ZcKPZvs=
-github.com/cloudwego/eino v0.3.51/go.mod h1:wUjz990apdsaOraOXdh6CdhVXq8DJsOvLsVlxNTcNfY=
+github.com/cloudwego/eino v0.4.7 h1:wwqsFWCuzCQuhw1dYKqHjGWULzjDjFfN9sTn/cezYV4=
+github.com/cloudwego/eino v0.4.7/go.mod h1:1TDlOmwGSsbCJaWB92w9YLZi2FL0WRZoRcD4eMvqikg=
 github.com/cloudwego/eino-ext/callbacks/apmplus v0.0.1 h1:aP9vfE61IBQXTjTiHf4gHUJ0QlgmVYlvZgmvxgVFkE8=
 github.com/cloudwego/eino-ext/callbacks/apmplus v0.0.1/go.mod h1:9WpHGYt5Ix2TeiTkY5oRzgt+d11KovNp73tufD5C9Ac=
+github.com/cloudwego/eino-ext/callbacks/cozeloop v0.1.4 h1:Cwm80+fMEAoY7uI9XUukDEV5J3Adb9HiXKmcXpXcDiM=
+github.com/cloudwego/eino-ext/callbacks/cozeloop v0.1.4/go.mod h1:xxjNsJeZwdIooEYTt6tjw/YJzkA6xPcxn1u/HvA5xc0=
 github.com/cloudwego/eino-ext/components/model/openai v0.0.0-20250514085234-473e80da5261 h1:XNlnz2o8NC9eNv97nuVI4Zs9b+8XzvKRFgXTTZvVNW8=
 github.com/cloudwego/eino-ext/components/model/openai v0.0.0-20250514085234-473e80da5261/go.mod h1:uXIWTFbaAbZ1128EIXjFc4S+tDqmz1idMZd5qt5kkwU=
 github.com/cloudwego/eino-ext/components/tool/mcp v0.0.0-20250514085234-473e80da5261 h1:bjNUIUzuqDOm6Z+HmP+2Xl33BKr/cti7w+DPklAujrs=
@@ -54,12 +64,18 @@ github.com/cloudwego/netpoll v0.3.1/go.mod h1:1T2WVuQ+MQw6h6DpE45MohSvDTKdy2DlzC
 github.com/cloudwego/netpoll v0.7.1 h1://3rtQV/auOCsqHn9XrXwYJhSgAS+5zSBPpYPm5vydY=
 github.com/cloudwego/netpoll v0.7.1/go.mod h1:PI+YrmyS7cIr0+SD4seJz3Eo3ckkXdu2ZVKBLhURLNU=
 github.com/coreos/go-systemd/v22 v22.5.0/go.mod h1:Y58oyj3AT4RCenI/lSvhwexgC+NSVTIJ3seZv2GcEnc=
+github.com/coze-dev/cozeloop-go v0.1.9 h1:4mb1x+uP0WNRG/safwWrOwm65T+qQsWOt+W8ZrZEFUU=
+github.com/coze-dev/cozeloop-go v0.1.9/go.mod h1:RMH0F6ZMwZm4ZL92IHLjTf4lmr8QHxYJVPCdz60ZbbI=
+github.com/coze-dev/cozeloop-go/spec v0.1.0 h1:4yWozo+wVWz/5NF+iPirGfT+3kZXj9br+D+raAZfqLo=
+github.com/coze-dev/cozeloop-go/spec v0.1.0/go.mod h1:/f3BrWehffwXIpd4b5rYIqktLd/v5dlLBw0h9F/LQIU=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.2-0.20180830191138-d8f796af33cc h1:U9qPSI2PIWSS1VwoXQT9A3Wy9MM3WgvqSxFWenqJduM=
 github.com/davecgh/go-spew v1.1.2-0.20180830191138-d8f796af33cc/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/dustin/go-humanize v1.0.1 h1:GzkhY7T5VNhEkwH0PVJgjz+fX1rhBrR7pRT3mDkpeCY=
 github.com/dustin/go-humanize v1.0.1/go.mod h1:Mu1zIs6XwVuF/gI1OepvI0qD18qycQx+mFykh5fBlto=
+github.com/eino-contrib/jsonschema v1.0.0 h1:dXxbhGNZuI3+xNi8x3JT8AGyoXz6Pff6mRvmpjVl5Ww=
+github.com/eino-contrib/jsonschema v1.0.0/go.mod h1:cpnX4SyKjWjGC7iN2EbhxaTdLqGjCi0e9DxpLYxddD4=
 github.com/evanphx/json-patch v0.5.2 h1:xVCHIVMUu1wtM/VkR9jVZ45N3FhZfYMMYGorLCR8P3k=
 github.com/evanphx/json-patch v0.5.2/go.mod h1:ZWS5hhDbVDyob71nXKNL0+PWn6ToqBHMikGIFbs31qQ=
 github.com/fsnotify/fsnotify v1.4.7/go.mod h1:jwhsz4b93w/PPRr/qN1Yymfu8t87LnFCMoQvtojpjFo=
@@ -82,10 +98,14 @@ github.com/go-openapi/jsonpointer v0.21.1/go.mod h1:50I1STOfbY1ycR8jGz8DaMeLCdXi
 github.com/go-openapi/swag v0.19.5/go.mod h1:POnQmlKehdgb5mhVOsnJFsivZCEZ/vjK9gh66Z9tfKk=
 github.com/go-openapi/swag v0.23.1 h1:lpsStH0n2ittzTnbaSloVZLuB5+fvSY/+hnagBjSNZU=
 github.com/go-openapi/swag v0.23.1/go.mod h1:STZs8TbRvEQQKUA+JZNAm3EWlgaOBGpyFDqQnDHMef0=
+github.com/go-task/slim-sprig v0.0.0-20230315185526-52ccab3ef572 h1:tfuBGBXKqDEevZMzYi5KSi8KkcZtzBcTgAUUtapy0OI=
+github.com/go-task/slim-sprig v0.0.0-20230315185526-52ccab3ef572/go.mod h1:9Pwr4B2jHnOSGXyyzV8ROjYa2ojvAY6HCGYYfMoC3Ls=
 github.com/go-test/deep v1.0.8 h1:TDsG77qcSprGbC6vTN8OuXp5g+J+b5Pcguhf7Zt61VM=
 github.com/go-test/deep v1.0.8/go.mod h1:5C2ZWiW0ErCdrYzpqxLbTX7MG14M9iiw8DgHncVwcsE=
 github.com/godbus/dbus/v5 v5.0.4/go.mod h1:xhWf0FNVPg57R7Z0UbKHbJfkEywrmjJnf7w5xrFpKfA=
 github.com/gofrs/uuid v3.2.0+incompatible/go.mod h1:b2aQJv3Z4Fp6yNu3cdSllBxTCLRxnplIgP/c0N/04lM=
+github.com/golang-jwt/jwt v3.2.2+incompatible h1:IfV12K8xAKAnZqdXVzCZ+TOjboZ2keLg81eXfW3O+oY=
+github.com/golang-jwt/jwt v3.2.2+incompatible/go.mod h1:8pz2t5EyA70fFQQSrl6XZXzqecmYZeUEB8OUGHkxJ+I=
 github.com/golang/protobuf v1.2.0/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
 github.com/golang/protobuf v1.3.2/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
 github.com/golang/protobuf v1.5.0/go.mod h1:FsONVRAS9T7sI+LIUmWTfcYkHO4aIWwzhcaSAoJOfIk=
@@ -95,6 +115,8 @@ github.com/google/go-cmp v0.5.5/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/
 github.com/google/go-cmp v0.6.0 h1:ofyhxvXcZhMsU5ulbFiLKl/XBFqE1GSq7atu8tAmTRI=
 github.com/google/go-cmp v0.6.0/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY=
 github.com/google/gofuzz v1.0.0/go.mod h1:dBl0BpW6vV/+mYPU4Po3pmUjxk6FQPldtuIdl/M65Eg=
+github.com/google/pprof v0.0.0-20210407192527-94a9f03dee38 h1:yAJXTCF9TqKcTiHJAE8dj7HMvPfh66eeA2JYW7eFpSE=
+github.com/google/pprof v0.0.0-20210407192527-94a9f03dee38/go.mod h1:kpwsk12EmLew5upagYY7GY0pfYCcupk39gWOCRROcvE=
 github.com/google/uuid v1.6.0 h1:NIvaJDMOsjHA8n1jAhLSgzrAzy1Hgr+hNrb57e+94F0=
 github.com/google/uuid v1.6.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
 github.com/goph/emperror v0.17.2 h1:yLapQcmEsO0ipe9p5TaN22djm3OFV/TfM/fcYP0/J18=
@@ -115,8 +137,9 @@ github.com/hertz-contrib/obs-opentelemetry/provider v0.3.0/go.mod h1:aMTZ5ZTK/0c
 github.com/hertz-contrib/obs-opentelemetry/tracing v0.4.1 h1:YOv/UcSHjeAg1CwvcXi1zsNz5xFKf1iAKlEKAt7k31I=
 github.com/hertz-contrib/obs-opentelemetry/tracing v0.4.1/go.mod h1:u+EVWM4dDcudoXY4bCia0EyhaBOsPgRah+FvM75DM7s=
 github.com/hpcloud/tail v1.0.0/go.mod h1:ab1qPbhIpdTxEkNHXyeSf5vhxWSCs/tWer42PpOxQnU=
-github.com/invopop/yaml v0.1.0 h1:YW3WGUoJEXYfzWBjn00zIlrw7brGVD0fUKRYDPAPhrc=
 github.com/invopop/yaml v0.1.0/go.mod h1:2XuRLgs/ouIrW3XNzuNj7J3Nvu/Dig5MXvbCEdiBN3Q=
+github.com/invopop/yaml v0.3.1 h1:f0+ZpmhfBSS4MhG+4HYseMdJhoeeopbSKbq5Rpeelso=
+github.com/invopop/yaml v0.3.1/go.mod h1:PMOp3nn4/12yEZUFfmOuNHJsZToEEOwoWsT+D81KkeA=
 github.com/jessevdk/go-flags v1.4.0/go.mod h1:4FA24M0QyGHXBuZZK/XkWh8h0e1EYbRYJSGM75WSRxI=
 github.com/josharian/intern v1.0.0 h1:vlS4z54oSdjm0bgjRigI+G1HpF+tI+9rE5LLzOg8HmY=
 github.com/josharian/intern v1.0.0/go.mod h1:5DoeVV0s6jJacbCEi61lwdGj/aVlrQvzHFFd8Hwg//Y=
@@ -166,12 +189,19 @@ github.com/mohae/deepcopy v0.0.0-20170929034955-c48cc78d4826 h1:RWengNIwukTxcDr9
 github.com/mohae/deepcopy v0.0.0-20170929034955-c48cc78d4826/go.mod h1:TaXosZuwdSHYgviHp1DAtfrULt5eUgsSMsZf+YrPgl8=
 github.com/nikolalohinski/gonja v1.5.3 h1:GsA+EEaZDZPGJ8JtpeGN78jidhOlxeJROpqMT9fTj9c=
 github.com/nikolalohinski/gonja v1.5.3/go.mod h1:RmjwxNiXAEqcq1HeK5SSMmqFJvKOfTfXhkJv6YBtPa4=
+github.com/nikolalohinski/gonja/v2 v2.3.1 h1:UGyLa6NDNq6dCGkFY33sziUssjTdh95xrYslxZdqNVU=
+github.com/nikolalohinski/gonja/v2 v2.3.1/go.mod h1:1Wcc/5huTu6y36e0sOFR1XQoFlylw3c3H3L5WOz0RDg=
 github.com/nyaruka/phonenumbers v1.0.55/go.mod h1:sDaTZ/KPX5f8qyV9qN+hIm+4ZBARJrupC6LuhshJq1U=
 github.com/nyaruka/phonenumbers v1.6.3 h1:JU7Q30+UM/03/vto6Q4EiZfEuRpTVyXMqImIbI942Qw=
 github.com/nyaruka/phonenumbers v1.6.3/go.mod h1:7gjs+Lchqm49adhAKB5cdcng5ZXgt6x7Jgvi0ZorUtU=
 github.com/onsi/ginkgo v1.6.0/go.mod h1:lLunBs/Ym6LB5Z9jYTR76FiuTmxDTDusOGeTQH+WWjE=
 github.com/onsi/ginkgo v1.8.0/go.mod h1:lLunBs/Ym6LB5Z9jYTR76FiuTmxDTDusOGeTQH+WWjE=
+github.com/onsi/ginkgo v1.16.5 h1:8xi0RTUf59SOSfEtZMvwTvXYMzG4gV23XVHOZiXNtnE=
+github.com/onsi/ginkgo/v2 v2.11.0 h1:WgqUCUt/lT6yXoQ8Wef0fsNn5cAuMK7+KT9UFRz2tcU=
+github.com/onsi/ginkgo/v2 v2.11.0/go.mod h1:ZhrRA5XmEE3x3rhlzamx/JJvujdZoJ2uvgI7kR0iZvM=
 github.com/onsi/gomega v1.5.0/go.mod h1:ex+gbHU/CVuBBDIJjb2X0qEXbFg53c61hWP/1CpauHY=
+github.com/onsi/gomega v1.27.8 h1:gegWiwZjBsf2DgiSbf5hpokZ98JVDMcWkUiigk6/KXc=
+github.com/onsi/gomega v1.27.8/go.mod h1:2J8vzI/s+2shY9XHRApDkdgPo1TKT7P2u6fXeJKFnNQ=
 github.com/pelletier/go-toml/v2 v2.2.4 h1:mye9XuhQ6gvn5h28+VilKrrPoQVanw5PMw/TB0t5Ec4=
 github.com/pelletier/go-toml/v2 v2.2.4/go.mod h1:2gIqNv+qfxSVS7cM2xJQKtLSTLUE9V8t9Stt+h56mCY=
 github.com/perimeterx/marshmallow v1.1.4/go.mod h1:dsXbUu8CRzfYP5a87xpp0xq9S3u0Vchtcl8we9tYaXw=
@@ -180,8 +210,9 @@ github.com/perimeterx/marshmallow v1.1.5/go.mod h1:dsXbUu8CRzfYP5a87xpp0xq9S3u0V
 github.com/pkg/errors v0.8.0/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
 github.com/pkg/errors v0.9.1 h1:FEBLx1zS214owpjy7qsBeixbURkuhQAwrK5UwLGTwt4=
 github.com/pkg/errors v0.9.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
-github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
+github.com/pmezard/go-difflib v1.0.1-0.20181226105442-5d4384ee4fb2 h1:Jamvg5psRIccs7FGNTlIRMkT8wgtp5eCXdBlqhYGL6U=
+github.com/pmezard/go-difflib v1.0.1-0.20181226105442-5d4384ee4fb2/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
 github.com/prometheus/client_golang v1.17.0 h1:rl2sfwZMtSthVU752MqfjQozy7blglC+1SOtjMAMh+Q=
 github.com/prometheus/client_golang v1.17.0/go.mod h1:VeL+gMmOAxkS2IqfCq0ZmHSL+LjWfWDUmp1mBz9JgUY=
 github.com/prometheus/client_model v0.5.0 h1:VQw1hfvPvk3Uv6Qf29VrPF32JB6rtbgI6cYPYQjL0Qw=
@@ -241,6 +272,12 @@ github.com/ugorji/go v1.2.7/go.mod h1:nF9osbDWLy6bDVv/Rtoh6QgnvNDpmCalQV5urGCCS6
 github.com/ugorji/go/codec v1.2.7/go.mod h1:WGN1fab3R1fzQlVQTkfxVtIBhWDRqOviHU95kRgeqEY=
 github.com/ugorji/go/codec v1.2.12 h1:9LC83zGrHhuUA9l16C9AHXAqEV/2wBQ4nkvumAE65EE=
 github.com/ugorji/go/codec v1.2.12/go.mod h1:UNopzCgEMSXjBc6AOMqYvWC1ktqTAfzJZUZgYf6w6lg=
+github.com/valyala/bytebufferpool v1.0.0 h1:GqA5TC/0021Y/b9FG4Oi9Mr3q7XYx6KllzawFIhcdPw=
+github.com/valyala/bytebufferpool v1.0.0/go.mod h1:6bBcMArwyJ5K/AmCkWv1jt77kVWyCJ6HpOuEn7z0Csc=
+github.com/valyala/fasttemplate v1.2.2 h1:lxLXG0uE3Qnshl9QyaK6XJxMXlQZELvChBOCmQD0Loo=
+github.com/valyala/fasttemplate v1.2.2/go.mod h1:KHLXt3tVN2HBp8eijSv/kGJopbvo7S+qRAEEKiv+SiQ=
+github.com/wk8/go-ordered-map/v2 v2.1.8 h1:5h/BUHu93oj4gIdvHHHGsScSTMijfx5PeYkE/fJgbpc=
+github.com/wk8/go-ordered-map/v2 v2.1.8/go.mod h1:5nJHM5DyteebpVlHnWMV0rPz6Zp7+xBAnxjb1X5vnTw=
 github.com/x-cray/logrus-prefixed-formatter v0.5.2 h1:00txxvfBM9muc0jiLIEAkAcIMJzfthRT6usrui8uGmg=
 github.com/x-cray/logrus-prefixed-formatter v0.5.2/go.mod h1:2duySbKsL6M18s5GU7VPsoEPHyzalCE06qoARUCeBBE=
 github.com/yargevad/filepathx v1.0.0 h1:SYcT+N3tYGi+NvazubCNlvgIPbzAk7i7y2dwg3I5FYc=
@@ -316,6 +353,8 @@ golang.org/x/sync v0.0.0-20210220032951-036812b2e83c/go.mod h1:RxMgew5VJxzue5/jJ
 golang.org/x/sync v0.0.0-20220722155255-886fb9371eb4/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.1.0/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.8.0/go.mod h1:Czt+wKu1gCyEFDUtn0jG5QVvpJ6rzVqr5aXyt9drQfk=
+golang.org/x/sync v0.16.0 h1:ycBJEhp9p4vXvUZNszeOq0kGTPghopOL8q0fq3vstxw=
+golang.org/x/sync v0.16.0/go.mod h1:1dzgHSNfp02xaA81J2MS99Qcpr2w7fw1gpm99rleRqA=
 golang.org/x/sys v0.0.0-20180905080454-ebe1bf3edb33/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20180909124046-d0be0721c37e/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
@@ -356,6 +395,8 @@ golang.org/x/tools v0.0.0-20190328211700-ab21143f2384/go.mod h1:LCzVGOaR6xXOjkQ3
 golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
 golang.org/x/tools v0.1.12/go.mod h1:hNGJHUnrk76NpqgfD5Aqm5Crs+Hm0VOH/i9J2+nxYbc=
 golang.org/x/tools v0.6.0/go.mod h1:Xwgl3UAJ/d3gWutnCtw505GrjyAbvKui8lOU390QaIU=
+golang.org/x/tools v0.35.0 h1:mBffYraMEf7aa0sB+NuKnuCy8qI/9Bughn8dC2Gu5r0=
+golang.org/x/tools v0.35.0/go.mod h1:NKdj5HkL/73byiZSJjqJgKn3ep7KjFkBOkR/Hps3VPw=
 golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 google.golang.org/genproto/googleapis/api v0.0.0-20250115164207-1a7da9e5054f h1:gap6+3Gk41EItBuyi4XX/bp4oqJ3UwuIMl25yGinuAA=
diff --git a/flow/agent/deer-go/main.go b/flow/agent/deer-go/main.go
index ac84c9e..fff4b0f 100644
--- a/flow/agent/deer-go/main.go
+++ b/flow/agent/deer-go/main.go
@@ -69,6 +69,7 @@ func runServer() {
 			shutdown(ctx)
 		}
 	}()
+	infra.InitCozeLoopTracing()
 
 	h := server.Default(server.WithHostPorts(":8000"), tracer)
 	if tracer.F != nil && cfg != nil {
@@ -92,6 +93,7 @@ func runConsole() {
 			time.Sleep(5 * time.Second)
 		}
 	}()
+	infra.InitCozeLoopTracing()
 
 	infra.InitModel()
 	infra.InitMCP()
diff --git a/flow/agent/manus/go.mod b/flow/agent/manus/go.mod
index 498343a..caf49d1 100644
--- a/flow/agent/manus/go.mod
+++ b/flow/agent/manus/go.mod
@@ -5,18 +5,23 @@ go 1.24
 toolchain go1.24.1
 
 require (
-	github.com/cloudwego/eino v0.3.23
+	github.com/cloudwego/eino v0.4.7
+	github.com/cloudwego/eino-ext/callbacks/cozeloop v0.1.4
 	github.com/cloudwego/eino-ext/callbacks/langfuse v0.0.0-20250415073426-726b929afbc2
 	github.com/cloudwego/eino-ext/components/model/openai v0.0.0-20250422100419-a2ef28c59573
 	github.com/cloudwego/eino-ext/components/tool/browseruse v0.0.0-20250421090053-2091919102c7
 	github.com/cloudwego/eino-ext/components/tool/commandline v0.0.0-20250421090053-2091919102c7
 	github.com/cloudwego/eino-ext/components/tool/duckduckgo v0.0.0-20250416093724-5f53a5d6cc28
+	github.com/coze-dev/cozeloop-go v0.1.9
 	github.com/google/uuid v1.6.0
 )
 
 require (
 	github.com/Azure/go-ansiterm v0.0.0-20250102033503-faa5f7b0171c // indirect
 	github.com/Microsoft/go-winio v0.4.14 // indirect
+	github.com/bahlo/generic-list-go v0.2.0 // indirect
+	github.com/bluele/gcache v0.0.2 // indirect
+	github.com/buger/jsonparser v1.1.1 // indirect
 	github.com/bytedance/sonic v1.13.2 // indirect
 	github.com/bytedance/sonic/loader v0.2.4 // indirect
 	github.com/cenkalti/backoff/v4 v4.3.0 // indirect
@@ -26,42 +31,49 @@ require (
 	github.com/cloudwego/base64x v0.1.5 // indirect
 	github.com/cloudwego/eino-ext/libs/acl/langfuse v0.0.0-20250415073426-726b929afbc2 // indirect
 	github.com/cloudwego/eino-ext/libs/acl/openai v0.0.0-20250422100419-a2ef28c59573 // indirect
+	github.com/coze-dev/cozeloop-go/spec v0.1.0 // indirect
 	github.com/distribution/reference v0.6.0 // indirect
 	github.com/docker/docker v28.0.4+incompatible // indirect
 	github.com/docker/go-connections v0.5.0 // indirect
 	github.com/docker/go-units v0.5.0 // indirect
 	github.com/dustin/go-humanize v1.0.1 // indirect
+	github.com/eino-contrib/jsonschema v1.0.0 // indirect
 	github.com/felixge/httpsnoop v1.0.4 // indirect
 	github.com/getkin/kin-openapi v0.118.0 // indirect
 	github.com/go-json-experiment/json v0.0.0-20250223041408-d3c622f1b874 // indirect
 	github.com/go-logr/logr v1.4.2 // indirect
 	github.com/go-logr/stdr v1.2.2 // indirect
 	github.com/go-openapi/jsonpointer v0.19.5 // indirect
-	github.com/go-openapi/swag v0.19.5 // indirect
+	github.com/go-openapi/swag v0.23.0 // indirect
 	github.com/gobwas/httphead v0.1.0 // indirect
 	github.com/gobwas/pool v0.2.1 // indirect
 	github.com/gobwas/ws v1.4.0 // indirect
 	github.com/gogo/protobuf v1.3.2 // indirect
+	github.com/golang-jwt/jwt v3.2.2+incompatible // indirect
 	github.com/goph/emperror v0.17.2 // indirect
-	github.com/invopop/yaml v0.1.0 // indirect
+	github.com/invopop/yaml v0.3.1 // indirect
 	github.com/josharian/intern v1.0.0 // indirect
 	github.com/json-iterator/go v1.1.12 // indirect
 	github.com/klauspost/cpuid/v2 v2.2.9 // indirect
-	github.com/mailru/easyjson v0.7.7 // indirect
+	github.com/mailru/easyjson v0.9.0 // indirect
 	github.com/meguminnnnnnnnn/go-openai v0.0.0-20250408071642-761325becfd6 // indirect
 	github.com/moby/docker-image-spec v1.3.1 // indirect
 	github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect
 	github.com/modern-go/reflect2 v1.0.2 // indirect
 	github.com/mohae/deepcopy v0.0.0-20170929034955-c48cc78d4826 // indirect
 	github.com/nikolalohinski/gonja v1.5.3 // indirect
+	github.com/nikolalohinski/gonja/v2 v2.3.1 // indirect
 	github.com/opencontainers/go-digest v1.0.0 // indirect
 	github.com/opencontainers/image-spec v1.1.1 // indirect
 	github.com/pelletier/go-toml/v2 v2.0.9 // indirect
-	github.com/perimeterx/marshmallow v1.1.4 // indirect
+	github.com/perimeterx/marshmallow v1.1.5 // indirect
 	github.com/pkg/errors v0.9.1 // indirect
 	github.com/sirupsen/logrus v1.9.3 // indirect
 	github.com/slongfield/pyfmt v0.0.0-20220222012616-ea85ff4c361f // indirect
 	github.com/twitchyliquid64/golang-asm v0.15.1 // indirect
+	github.com/valyala/bytebufferpool v1.0.0 // indirect
+	github.com/valyala/fasttemplate v1.2.2 // indirect
+	github.com/wk8/go-ordered-map/v2 v2.1.8 // indirect
 	github.com/yargevad/filepathx v1.0.0 // indirect
 	go.opentelemetry.io/auto/sdk v1.1.0 // indirect
 	go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp v0.60.0 // indirect
@@ -71,10 +83,13 @@ require (
 	go.opentelemetry.io/otel/trace v1.35.0 // indirect
 	go.opentelemetry.io/proto/otlp v1.5.0 // indirect
 	golang.org/x/arch v0.12.0 // indirect
-	golang.org/x/exp v0.0.0-20230713183714-613f0c0eb8a1 // indirect
-	golang.org/x/sys v0.31.0 // indirect
+	golang.org/x/exp v0.0.0-20240404231335-c0f41cb1a7a0 // indirect
+	golang.org/x/net v0.34.0 // indirect
+	golang.org/x/sync v0.15.0 // indirect
+	golang.org/x/sys v0.33.0 // indirect
+	golang.org/x/term v0.32.0 // indirect
+	golang.org/x/text v0.26.0 // indirect
 	google.golang.org/grpc v1.71.1 // indirect
 	google.golang.org/protobuf v1.36.6 // indirect
-	gopkg.in/yaml.v2 v2.4.0 // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
 )
diff --git a/flow/agent/manus/go.sum b/flow/agent/manus/go.sum
index eec3285..10144f0 100644
--- a/flow/agent/manus/go.sum
+++ b/flow/agent/manus/go.sum
@@ -1,10 +1,18 @@
 github.com/Azure/go-ansiterm v0.0.0-20250102033503-faa5f7b0171c h1:udKWzYgxTojEKWjV8V+WSxDXJ4NFATAsZjh8iIbsQIg=
 github.com/Azure/go-ansiterm v0.0.0-20250102033503-faa5f7b0171c/go.mod h1:xomTg63KZ2rFqZQzSB4Vz2SUXa1BpHTVz9L5PTmPC4E=
+github.com/MakeNowJust/heredoc v1.0.0 h1:cXCdzVdstXyiTqTvfqk9SDHpKNjxuom+DOlyEeQ4pzQ=
+github.com/MakeNowJust/heredoc v1.0.0/go.mod h1:mG5amYoWBHf8vpLOuehzbGGw0EHxpZZ6lCpQ4fNJ8LE=
 github.com/Microsoft/go-winio v0.4.14 h1:+hMXMk01us9KgxGb7ftKQt2Xpf5hH/yky+TDA+qxleU=
 github.com/Microsoft/go-winio v0.4.14/go.mod h1:qXqCSQ3Xa7+6tgxaGTIe4Kpcdsi+P8jBhyzoq1bpyYA=
 github.com/airbrake/gobrake v3.6.1+incompatible/go.mod h1:wM4gu3Cn0W0K7GUuVWnlXZU11AGBXMILnrdOU8Kn00o=
+github.com/bahlo/generic-list-go v0.2.0 h1:5sz/EEAK+ls5wF+NeqDpk5+iNdMDXrh3z3nPnH1Wvgk=
+github.com/bahlo/generic-list-go v0.2.0/go.mod h1:2KvAjgMlE5NNynlg/5iLrrCCZ2+5xWbdbCW3pNTGyYg=
 github.com/bitly/go-simplejson v0.5.0/go.mod h1:cXHtHw4XUPsvGaxgjIAn8PhEWG9NfngEKAMDJEczWVA=
+github.com/bluele/gcache v0.0.2 h1:WcbfdXICg7G/DGBh1PFfcirkWOQV+v077yF1pSy3DGw=
+github.com/bluele/gcache v0.0.2/go.mod h1:m15KV+ECjptwSPxKhOhQoAFQVtUFjTVkc3H8o0t/fp0=
 github.com/bmizerany/assert v0.0.0-20160611221934-b7ed37b82869/go.mod h1:Ekp36dRnpXw/yCqJaO+ZrUyxD+3VXMFFr56k5XYrpB4=
+github.com/buger/jsonparser v1.1.1 h1:2PnMjfWD7wBILjqQbt530v576A/cAbQvEW9gGIpYMUs=
+github.com/buger/jsonparser v1.1.1/go.mod h1:6RYKKt7H4d4+iWqouImQ9R2FZql3VbhNgx27UK13J/0=
 github.com/bugsnag/bugsnag-go v1.4.0/go.mod h1:2oa8nejYd4cQ/b0hMIopN0lCRxU0bueqREvZLWFrtK8=
 github.com/bugsnag/panicwrap v1.2.0/go.mod h1:D/8v3kj0zr8ZAKg1AQ6crr+5VwKN5eIywRkfhyM/+dE=
 github.com/bytedance/mockey v1.2.14 h1:KZaFgPdiUwW+jOWFieo3Lr7INM1P+6adO3hxZhDswY8=
@@ -25,8 +33,10 @@ github.com/chromedp/sysutil v1.1.0 h1:PUFNv5EcprjqXZD9nJb9b/c9ibAbxiYo4exNWZyipw
 github.com/chromedp/sysutil v1.1.0/go.mod h1:WiThHUdltqCNKGc4gaU50XgYjwjYIhKWoHGPTUfWTJ8=
 github.com/cloudwego/base64x v0.1.5 h1:XPciSp1xaq2VCSt6lF0phncD4koWyULpl5bUxbfCyP4=
 github.com/cloudwego/base64x v0.1.5/go.mod h1:0zlkT4Wn5C6NdauXdJRhSKRlJvmclQ1hhJgA0rcu/8w=
-github.com/cloudwego/eino v0.3.23 h1:fPjskHM85I4PPa+GZPoh76bMCbdRKWVKd52gdvcGHt8=
-github.com/cloudwego/eino v0.3.23/go.mod h1:wUjz990apdsaOraOXdh6CdhVXq8DJsOvLsVlxNTcNfY=
+github.com/cloudwego/eino v0.4.7 h1:wwqsFWCuzCQuhw1dYKqHjGWULzjDjFfN9sTn/cezYV4=
+github.com/cloudwego/eino v0.4.7/go.mod h1:1TDlOmwGSsbCJaWB92w9YLZi2FL0WRZoRcD4eMvqikg=
+github.com/cloudwego/eino-ext/callbacks/cozeloop v0.1.4 h1:Cwm80+fMEAoY7uI9XUukDEV5J3Adb9HiXKmcXpXcDiM=
+github.com/cloudwego/eino-ext/callbacks/cozeloop v0.1.4/go.mod h1:xxjNsJeZwdIooEYTt6tjw/YJzkA6xPcxn1u/HvA5xc0=
 github.com/cloudwego/eino-ext/callbacks/langfuse v0.0.0-20250415073426-726b929afbc2 h1:M/u7nNq1dXEKlwjy2CMUefO/lFk5zBPbm/r2G70TXGc=
 github.com/cloudwego/eino-ext/callbacks/langfuse v0.0.0-20250415073426-726b929afbc2/go.mod h1:XWVF6RYWD1O7Ax/Mq5S3NZbdmHkIuYws7PvM92Q+ZJQ=
 github.com/cloudwego/eino-ext/components/model/openai v0.0.0-20250422100419-a2ef28c59573 h1:m//0wJ8IqXMzaHN5FsD2D1ytK7oj2S9AWriXPgXaj4k=
@@ -44,9 +54,14 @@ github.com/cloudwego/eino-ext/libs/acl/openai v0.0.0-20250422100419-a2ef28c59573
 github.com/cloudwego/iasm v0.2.0/go.mod h1:8rXZaNYT2n95jn+zTI1sDr+IgcD2GVs0nlbbQPiEFhY=
 github.com/containerd/log v0.1.0 h1:TCJt7ioM2cr/tfR8GPbGf9/VRAX8D2B4PjzCpfX540I=
 github.com/containerd/log v0.1.0/go.mod h1:VRRf09a7mHDIRezVKTRCrOq78v577GXq3bSa3EhrzVo=
+github.com/coze-dev/cozeloop-go v0.1.9 h1:4mb1x+uP0WNRG/safwWrOwm65T+qQsWOt+W8ZrZEFUU=
+github.com/coze-dev/cozeloop-go v0.1.9/go.mod h1:RMH0F6ZMwZm4ZL92IHLjTf4lmr8QHxYJVPCdz60ZbbI=
+github.com/coze-dev/cozeloop-go/spec v0.1.0 h1:4yWozo+wVWz/5NF+iPirGfT+3kZXj9br+D+raAZfqLo=
+github.com/coze-dev/cozeloop-go/spec v0.1.0/go.mod h1:/f3BrWehffwXIpd4b5rYIqktLd/v5dlLBw0h9F/LQIU=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
-github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/davecgh/go-spew v1.1.2-0.20180830191138-d8f796af33cc h1:U9qPSI2PIWSS1VwoXQT9A3Wy9MM3WgvqSxFWenqJduM=
+github.com/davecgh/go-spew v1.1.2-0.20180830191138-d8f796af33cc/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/distribution/reference v0.6.0 h1:0IXCQ5g4/QMHHkarYzh5l+u8T3t73zM5QvfrDyIgxBk=
 github.com/distribution/reference v0.6.0/go.mod h1:BbU0aIcezP1/5jX/8MP0YiH4SdvB5Y4f/wlDRiLyi3E=
 github.com/docker/docker v28.0.4+incompatible h1:JNNkBctYKurkw6FrHfKqY0nKIDf5nrbxjVBtS+cdcok=
@@ -57,6 +72,8 @@ github.com/docker/go-units v0.5.0 h1:69rxXcBk27SvSaaxTtLh/8llcHD8vYHT7WSdRZ/jvr4
 github.com/docker/go-units v0.5.0/go.mod h1:fgPhTUdO+D/Jk86RDLlptpiXQzgHJF7gydDDbaIK4Dk=
 github.com/dustin/go-humanize v1.0.1 h1:GzkhY7T5VNhEkwH0PVJgjz+fX1rhBrR7pRT3mDkpeCY=
 github.com/dustin/go-humanize v1.0.1/go.mod h1:Mu1zIs6XwVuF/gI1OepvI0qD18qycQx+mFykh5fBlto=
+github.com/eino-contrib/jsonschema v1.0.0 h1:dXxbhGNZuI3+xNi8x3JT8AGyoXz6Pff6mRvmpjVl5Ww=
+github.com/eino-contrib/jsonschema v1.0.0/go.mod h1:cpnX4SyKjWjGC7iN2EbhxaTdLqGjCi0e9DxpLYxddD4=
 github.com/felixge/httpsnoop v1.0.4 h1:NFTV2Zj1bL4mc9sqWACXbQFVBBg2W3GPvqp8/ESS2Wg=
 github.com/felixge/httpsnoop v1.0.4/go.mod h1:m8KPJKqk1gH5J9DgRY2ASl2lWCfGKXixSwevea8zH2U=
 github.com/fsnotify/fsnotify v1.4.7/go.mod h1:jwhsz4b93w/PPRr/qN1Yymfu8t87LnFCMoQvtojpjFo=
@@ -74,8 +91,11 @@ github.com/go-logr/stdr v1.2.2 h1:hSWxHoqTgW2S2qGc0LTAI563KZ5YKYRhT3MFKZMbjag=
 github.com/go-logr/stdr v1.2.2/go.mod h1:mMo/vtBO5dYbehREoey6XUKy/eSumjCCveDpRre4VKE=
 github.com/go-openapi/jsonpointer v0.19.5 h1:gZr+CIYByUqjcgeLXnQu2gHYQC9o73G2XUeOFYEICuY=
 github.com/go-openapi/jsonpointer v0.19.5/go.mod h1:Pl9vOtqEWErmShwVjC8pYs9cog34VGT37dQOVbmoatg=
-github.com/go-openapi/swag v0.19.5 h1:lTz6Ys4CmqqCQmZPBlbQENR1/GucA2bzYTE12Pw4tFY=
 github.com/go-openapi/swag v0.19.5/go.mod h1:POnQmlKehdgb5mhVOsnJFsivZCEZ/vjK9gh66Z9tfKk=
+github.com/go-openapi/swag v0.23.0 h1:vsEVJDUo2hPJ2tu0/Xc+4noaxyEffXNIs3cOULZ+GrE=
+github.com/go-openapi/swag v0.23.0/go.mod h1:esZ8ITTYEsH1V2trKHjAN8Ai7xHb8RV+YSZ577vPjgQ=
+github.com/go-task/slim-sprig v0.0.0-20230315185526-52ccab3ef572 h1:tfuBGBXKqDEevZMzYi5KSi8KkcZtzBcTgAUUtapy0OI=
+github.com/go-task/slim-sprig v0.0.0-20230315185526-52ccab3ef572/go.mod h1:9Pwr4B2jHnOSGXyyzV8ROjYa2ojvAY6HCGYYfMoC3Ls=
 github.com/go-test/deep v1.0.8 h1:TDsG77qcSprGbC6vTN8OuXp5g+J+b5Pcguhf7Zt61VM=
 github.com/go-test/deep v1.0.8/go.mod h1:5C2ZWiW0ErCdrYzpqxLbTX7MG14M9iiw8DgHncVwcsE=
 github.com/gobwas/httphead v0.1.0 h1:exrUm0f4YX0L7EBwZHuCF4GDp8aJfVeBrlLQrs6NqWU=
@@ -87,12 +107,16 @@ github.com/gobwas/ws v1.4.0/go.mod h1:G3gNqMNtPppf5XUz7O4shetPpcZ1VJ7zt18dlUeakr
 github.com/gofrs/uuid v3.2.0+incompatible/go.mod h1:b2aQJv3Z4Fp6yNu3cdSllBxTCLRxnplIgP/c0N/04lM=
 github.com/gogo/protobuf v1.3.2 h1:Ov1cvc58UF3b5XjBnZv7+opcTcQFZebYjWzi34vdm4Q=
 github.com/gogo/protobuf v1.3.2/go.mod h1:P1XiOD3dCwIKUDQYPy72D8LYyHL2YPYrpS2s69NZV8Q=
+github.com/golang-jwt/jwt v3.2.2+incompatible h1:IfV12K8xAKAnZqdXVzCZ+TOjboZ2keLg81eXfW3O+oY=
+github.com/golang-jwt/jwt v3.2.2+incompatible/go.mod h1:8pz2t5EyA70fFQQSrl6XZXzqecmYZeUEB8OUGHkxJ+I=
 github.com/golang/mock v1.6.0 h1:ErTB+efbowRARo13NNdxyJji2egdxLGQhRaY+DUumQc=
 github.com/golang/mock v1.6.0/go.mod h1:p6yTPP+5HYm5mzsMV8JkE6ZKdX+/wYM6Hr+LicevLPs=
 github.com/golang/protobuf v1.2.0/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
 github.com/google/go-cmp v0.7.0 h1:wk8382ETsv4JYUZwIsn6YpYiWiBsYLSJiTsyBybVuN8=
 github.com/google/go-cmp v0.7.0/go.mod h1:pXiqmnSA92OHEEa9HXL2W4E7lf9JzCmGVUdgjX3N/iU=
 github.com/google/gofuzz v1.0.0/go.mod h1:dBl0BpW6vV/+mYPU4Po3pmUjxk6FQPldtuIdl/M65Eg=
+github.com/google/pprof v0.0.0-20210407192527-94a9f03dee38 h1:yAJXTCF9TqKcTiHJAE8dj7HMvPfh66eeA2JYW7eFpSE=
+github.com/google/pprof v0.0.0-20210407192527-94a9f03dee38/go.mod h1:kpwsk12EmLew5upagYY7GY0pfYCcupk39gWOCRROcvE=
 github.com/google/uuid v1.6.0 h1:NIvaJDMOsjHA8n1jAhLSgzrAzy1Hgr+hNrb57e+94F0=
 github.com/google/uuid v1.6.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
 github.com/goph/emperror v0.17.2 h1:yLapQcmEsO0ipe9p5TaN22djm3OFV/TfM/fcYP0/J18=
@@ -103,8 +127,9 @@ github.com/gorilla/mux v1.8.0/go.mod h1:DVbg23sWSpFRCP0SfiEN6jmj59UnW/n46BH5rLB7
 github.com/grpc-ecosystem/grpc-gateway/v2 v2.25.1 h1:VNqngBF40hVlDloBruUehVYC3ArSgIyScOAyMRqBxRg=
 github.com/grpc-ecosystem/grpc-gateway/v2 v2.25.1/go.mod h1:RBRO7fro65R6tjKzYgLAFo0t1QEXY1Dp+i/bvpRiqiQ=
 github.com/hpcloud/tail v1.0.0/go.mod h1:ab1qPbhIpdTxEkNHXyeSf5vhxWSCs/tWer42PpOxQnU=
-github.com/invopop/yaml v0.1.0 h1:YW3WGUoJEXYfzWBjn00zIlrw7brGVD0fUKRYDPAPhrc=
 github.com/invopop/yaml v0.1.0/go.mod h1:2XuRLgs/ouIrW3XNzuNj7J3Nvu/Dig5MXvbCEdiBN3Q=
+github.com/invopop/yaml v0.3.1 h1:f0+ZpmhfBSS4MhG+4HYseMdJhoeeopbSKbq5Rpeelso=
+github.com/invopop/yaml v0.3.1/go.mod h1:PMOp3nn4/12yEZUFfmOuNHJsZToEEOwoWsT+D81KkeA=
 github.com/josharian/intern v1.0.0 h1:vlS4z54oSdjm0bgjRigI+G1HpF+tI+9rE5LLzOg8HmY=
 github.com/josharian/intern v1.0.0/go.mod h1:5DoeVV0s6jJacbCEi61lwdGj/aVlrQvzHFFd8Hwg//Y=
 github.com/json-iterator/go v1.1.12 h1:PV8peI4a0ysnczrg+LtxykD8LfKY9ML6u2jnxaEnrnM=
@@ -130,10 +155,11 @@ github.com/ledongthuc/pdf v0.0.0-20220302134840-0c2507a12d80 h1:6Yzfa6GP0rIo/kUL
 github.com/ledongthuc/pdf v0.0.0-20220302134840-0c2507a12d80/go.mod h1:imJHygn/1yfhB7XSJJKlFZKl/J+dCPAknuiaGOshXAs=
 github.com/mailru/easyjson v0.0.0-20190614124828-94de47d64c63/go.mod h1:C1wdFJiN94OJF2b5HbByQZoLdCWB1Yqtg26g4irojpc=
 github.com/mailru/easyjson v0.0.0-20190626092158-b2ccc519800e/go.mod h1:C1wdFJiN94OJF2b5HbByQZoLdCWB1Yqtg26g4irojpc=
-github.com/mailru/easyjson v0.7.7 h1:UGYAvKxe3sBsEDzO8ZeWOSlIQfWFlxbzLZe7hwFURr0=
 github.com/mailru/easyjson v0.7.7/go.mod h1:xzfreul335JAWq5oZzymOObrkdz5UnU4kGfJJLY9Nlc=
-github.com/mattn/go-colorable v0.1.2 h1:/bC9yWikZXAL9uJdulbSfyVNIR3n3trXl+v8+1sx8mU=
-github.com/mattn/go-colorable v0.1.2/go.mod h1:U0ppj6V5qS13XJ6of8GYAs25YV2eR4EVcfRqFIhoBtE=
+github.com/mailru/easyjson v0.9.0 h1:PrnmzHw7262yW8sTBwxi1PdJA3Iw/EKBa8psRf7d9a4=
+github.com/mailru/easyjson v0.9.0/go.mod h1:1+xMtQp2MRNVL/V1bOzuP3aP8VNwRW55fQUto+XFtTU=
+github.com/mattn/go-colorable v0.1.12 h1:jF+Du6AlPIjs2BiUiQlKOX0rt3SujHxPnksPKZbaA40=
+github.com/mattn/go-colorable v0.1.12/go.mod h1:u5H1YNBxpqRaxsYJYSkiCWKzEfiAb1Gb520KVy5xxl4=
 github.com/mattn/go-isatty v0.0.8 h1:HLtExJ+uU2HOZ+wI0Tt5DtUDrx8yhUqDcp7fYERX4CE=
 github.com/mattn/go-isatty v0.0.8/go.mod h1:Iq45c/XA43vh69/j3iqttzPXn0bhXyGjM0Hdxcsrc5s=
 github.com/meguminnnnnnnnn/go-openai v0.0.0-20250408071642-761325becfd6 h1:nmdXxiUX48DZ2ELC/jSYzyGUVgxVEF2QJRGhLJ933zA=
@@ -155,9 +181,16 @@ github.com/morikuni/aec v1.0.0 h1:nP9CBfwrvYnBRgY6qfDQkygYDmYwOilePFkwzv4dU8A=
 github.com/morikuni/aec v1.0.0/go.mod h1:BbKIizmSmc5MMPqRYbxO4ZU0S0+P200+tUnFx7PXmsc=
 github.com/nikolalohinski/gonja v1.5.3 h1:GsA+EEaZDZPGJ8JtpeGN78jidhOlxeJROpqMT9fTj9c=
 github.com/nikolalohinski/gonja v1.5.3/go.mod h1:RmjwxNiXAEqcq1HeK5SSMmqFJvKOfTfXhkJv6YBtPa4=
+github.com/nikolalohinski/gonja/v2 v2.3.1 h1:UGyLa6NDNq6dCGkFY33sziUssjTdh95xrYslxZdqNVU=
+github.com/nikolalohinski/gonja/v2 v2.3.1/go.mod h1:1Wcc/5huTu6y36e0sOFR1XQoFlylw3c3H3L5WOz0RDg=
 github.com/onsi/ginkgo v1.6.0/go.mod h1:lLunBs/Ym6LB5Z9jYTR76FiuTmxDTDusOGeTQH+WWjE=
 github.com/onsi/ginkgo v1.8.0/go.mod h1:lLunBs/Ym6LB5Z9jYTR76FiuTmxDTDusOGeTQH+WWjE=
+github.com/onsi/ginkgo v1.16.5 h1:8xi0RTUf59SOSfEtZMvwTvXYMzG4gV23XVHOZiXNtnE=
+github.com/onsi/ginkgo/v2 v2.11.0 h1:WgqUCUt/lT6yXoQ8Wef0fsNn5cAuMK7+KT9UFRz2tcU=
+github.com/onsi/ginkgo/v2 v2.11.0/go.mod h1:ZhrRA5XmEE3x3rhlzamx/JJvujdZoJ2uvgI7kR0iZvM=
 github.com/onsi/gomega v1.5.0/go.mod h1:ex+gbHU/CVuBBDIJjb2X0qEXbFg53c61hWP/1CpauHY=
+github.com/onsi/gomega v1.27.8 h1:gegWiwZjBsf2DgiSbf5hpokZ98JVDMcWkUiigk6/KXc=
+github.com/onsi/gomega v1.27.8/go.mod h1:2J8vzI/s+2shY9XHRApDkdgPo1TKT7P2u6fXeJKFnNQ=
 github.com/opencontainers/go-digest v1.0.0 h1:apOUWs51W5PlhuyGyz9FCeeBIOUDA/6nW8Oi/yOhh5U=
 github.com/opencontainers/go-digest v1.0.0/go.mod h1:0JzlMkj0TRzQZfJkVvzbP0HBR3IKzErnv2BNG4W4MAM=
 github.com/opencontainers/image-spec v1.1.1 h1:y0fUlFfIZhPF1W537XOLg0/fcx6zcHCJwooC2xJA040=
@@ -166,14 +199,16 @@ github.com/orisano/pixelmatch v0.0.0-20220722002657-fb0b55479cde h1:x0TT0RDC7UhA
 github.com/orisano/pixelmatch v0.0.0-20220722002657-fb0b55479cde/go.mod h1:nZgzbfBr3hhjoZnS66nKrHmduYNpc34ny7RK4z5/HM0=
 github.com/pelletier/go-toml/v2 v2.0.9 h1:uH2qQXheeefCCkuBBSLi7jCiSmj3VRh2+Goq2N7Xxu0=
 github.com/pelletier/go-toml/v2 v2.0.9/go.mod h1:tJU2Z3ZkXwnxa4DPO899bsyIoywizdUvyaeZurnPPDc=
-github.com/perimeterx/marshmallow v1.1.4 h1:pZLDH9RjlLGGorbXhcaQLhfuV0pFMNfPO55FuFkxqLw=
 github.com/perimeterx/marshmallow v1.1.4/go.mod h1:dsXbUu8CRzfYP5a87xpp0xq9S3u0Vchtcl8we9tYaXw=
+github.com/perimeterx/marshmallow v1.1.5 h1:a2LALqQ1BlHM8PZblsDdidgv1mWi1DgC2UmX50IvK2s=
+github.com/perimeterx/marshmallow v1.1.5/go.mod h1:dsXbUu8CRzfYP5a87xpp0xq9S3u0Vchtcl8we9tYaXw=
 github.com/pkg/errors v0.8.0/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
 github.com/pkg/errors v0.8.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
 github.com/pkg/errors v0.9.1 h1:FEBLx1zS214owpjy7qsBeixbURkuhQAwrK5UwLGTwt4=
 github.com/pkg/errors v0.9.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
-github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
+github.com/pmezard/go-difflib v1.0.1-0.20181226105442-5d4384ee4fb2 h1:Jamvg5psRIccs7FGNTlIRMkT8wgtp5eCXdBlqhYGL6U=
+github.com/pmezard/go-difflib v1.0.1-0.20181226105442-5d4384ee4fb2/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
 github.com/rogpeppe/go-internal v1.13.1 h1:KvO1DLK/DRN07sQ1LQKScxyZJuNnedQ5/wKSR38lUII=
 github.com/rogpeppe/go-internal v1.13.1/go.mod h1:uMEvuHeurkdAXX61udpOXGD/AzZDWNMNyH2VO9fmH0o=
 github.com/rollbar/rollbar-go v1.0.2/go.mod h1:AcFs5f0I+c71bpHlXNNDbOWJiKwjFDtISeXco0L5PKQ=
@@ -208,6 +243,12 @@ github.com/ugorji/go v1.2.7 h1:qYhyWUUd6WbiM+C6JZAUkIJt/1WrjzNHY9+KCIjVqTo=
 github.com/ugorji/go v1.2.7/go.mod h1:nF9osbDWLy6bDVv/Rtoh6QgnvNDpmCalQV5urGCCS6M=
 github.com/ugorji/go/codec v1.2.7 h1:YPXUKf7fYbp/y8xloBqZOw2qaVggbfwMlI8WM3wZUJ0=
 github.com/ugorji/go/codec v1.2.7/go.mod h1:WGN1fab3R1fzQlVQTkfxVtIBhWDRqOviHU95kRgeqEY=
+github.com/valyala/bytebufferpool v1.0.0 h1:GqA5TC/0021Y/b9FG4Oi9Mr3q7XYx6KllzawFIhcdPw=
+github.com/valyala/bytebufferpool v1.0.0/go.mod h1:6bBcMArwyJ5K/AmCkWv1jt77kVWyCJ6HpOuEn7z0Csc=
+github.com/valyala/fasttemplate v1.2.2 h1:lxLXG0uE3Qnshl9QyaK6XJxMXlQZELvChBOCmQD0Loo=
+github.com/valyala/fasttemplate v1.2.2/go.mod h1:KHLXt3tVN2HBp8eijSv/kGJopbvo7S+qRAEEKiv+SiQ=
+github.com/wk8/go-ordered-map/v2 v2.1.8 h1:5h/BUHu93oj4gIdvHHHGsScSTMijfx5PeYkE/fJgbpc=
+github.com/wk8/go-ordered-map/v2 v2.1.8/go.mod h1:5nJHM5DyteebpVlHnWMV0rPz6Zp7+xBAnxjb1X5vnTw=
 github.com/x-cray/logrus-prefixed-formatter v0.5.2 h1:00txxvfBM9muc0jiLIEAkAcIMJzfthRT6usrui8uGmg=
 github.com/x-cray/logrus-prefixed-formatter v0.5.2/go.mod h1:2duySbKsL6M18s5GU7VPsoEPHyzalCE06qoARUCeBBE=
 github.com/yargevad/filepathx v1.0.0 h1:SYcT+N3tYGi+NvazubCNlvgIPbzAk7i7y2dwg3I5FYc=
@@ -242,10 +283,10 @@ golang.org/x/crypto v0.0.0-20180904163835-0709b304e793/go.mod h1:6SG95UA2DQfeDnf
 golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
 golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
 golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
-golang.org/x/crypto v0.31.0 h1:ihbySMvVjLAeSH1IbfcRTkD/iNscyz8rGzjF/E5hV6U=
-golang.org/x/crypto v0.31.0/go.mod h1:kDsLvtWBEx7MV9tJOj9bnXsPbxwJQ6csT/x4KIN4Ssk=
-golang.org/x/exp v0.0.0-20230713183714-613f0c0eb8a1 h1:MGwJjxBy0HJshjDNfLsYO8xppfqWlA5ZT9OhtUUhTNw=
-golang.org/x/exp v0.0.0-20230713183714-613f0c0eb8a1/go.mod h1:FXUEEKJgO7OQYeo8N01OfiKP8RXMtf6e8aTskBGqWdc=
+golang.org/x/crypto v0.39.0 h1:SHs+kF4LP+f+p14esP5jAoDpHU8Gu/v9lFRK6IT5imM=
+golang.org/x/crypto v0.39.0/go.mod h1:L+Xg3Wf6HoL4Bn4238Z6ft6KfEpN0tJGo53AAPC632U=
+golang.org/x/exp v0.0.0-20240404231335-c0f41cb1a7a0 h1:985EYyeCOxTpcgOTJpflJUwOeEz0CQOdPt73OzpE9F8=
+golang.org/x/exp v0.0.0-20240404231335-c0f41cb1a7a0/go.mod h1:/lliqkxwWAhPjf5oSOIJup2XcqJaw8RGS6k3TGEc7GI=
 golang.org/x/mod v0.2.0/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
 golang.org/x/mod v0.3.0/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
 golang.org/x/net v0.0.0-20180906233101-161cd47e91fd/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
@@ -259,6 +300,8 @@ golang.org/x/sync v0.0.0-20180314180146-1d60e4601c6f/go.mod h1:RxMgew5VJxzue5/jJ
 golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20190911185100-cd5d95a43a6e/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20201020160332-67f06af15bc9/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
+golang.org/x/sync v0.15.0 h1:KWH3jNZsfyT6xfAfKiz6MRNmd46ByHDYaZ7KSkCtdW8=
+golang.org/x/sync v0.15.0/go.mod h1:1dzgHSNfp02xaA81J2MS99Qcpr2w7fw1gpm99rleRqA=
 golang.org/x/sys v0.0.0-20180905080454-ebe1bf3edb33/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20180909124046-d0be0721c37e/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
@@ -268,20 +311,22 @@ golang.org/x/sys v0.0.0-20200930185726-fdedc70b468f/go.mod h1:h1NjWce9XRLGQEsW7w
 golang.org/x/sys v0.0.0-20210616094352-59db8d763f22/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20220715151400-c0bba94af5f8/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.31.0 h1:ioabZlmFYtWhL+TRYpcnNlLwhyxaM9kWTDEmfnprqik=
-golang.org/x/sys v0.31.0/go.mod h1:BJP2sWEmIv4KK5OTEluFJCKSidICx8ciO85XgH3Ak8k=
-golang.org/x/term v0.27.0 h1:WP60Sv1nlK1T6SupCHbXzSaN0b9wUmsPoRS9b61A23Q=
-golang.org/x/term v0.27.0/go.mod h1:iMsnZpn0cago0GOrHO2+Y7u7JPn5AylBrcoWkElMTSM=
+golang.org/x/sys v0.33.0 h1:q3i8TbbEz+JRD9ywIRlyRAQbM0qF7hu24q3teo2hbuw=
+golang.org/x/sys v0.33.0/go.mod h1:BJP2sWEmIv4KK5OTEluFJCKSidICx8ciO85XgH3Ak8k=
+golang.org/x/term v0.32.0 h1:DR4lr0TjUs3epypdhTOkMmuF5CDFJ/8pOnbzMZPQ7bg=
+golang.org/x/term v0.32.0/go.mod h1:uZG1FhGx848Sqfsq4/DlJr3xGGsYMu/L5GW4abiaEPQ=
 golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
-golang.org/x/text v0.21.0 h1:zyQAAkrwaneQ066sspRyJaG9VNi/YJ1NfzcGB3hZ/qo=
-golang.org/x/text v0.21.0/go.mod h1:4IBbMaMmOPCJ8SecivzSH54+73PCFmPWxNTLm+vZkEQ=
+golang.org/x/text v0.26.0 h1:P42AVeLghgTYr4+xUnTRKDMqpar+PtX7KWuNQL21L8M=
+golang.org/x/text v0.26.0/go.mod h1:QK15LZJUUQVJxhz7wXgxSy/CJaTFjd0G+YLonydOVQA=
 golang.org/x/time v0.11.0 h1:/bpjEDfN9tkoN/ryeYHnv5hcMlc8ncjMcM4XBk5NWV0=
 golang.org/x/time v0.11.0/go.mod h1:CDIdPxbZBQxdj6cxyCIdrNogrJKMJ7pr37NYpMcMDSg=
 golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
 golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
 golang.org/x/tools v0.0.0-20200619180055-7c47624df98f/go.mod h1:EkVYQZoAsY45+roYkvgYkIh4xh/qjgUK9TdY2XT94GE=
 golang.org/x/tools v0.0.0-20210106214847-113979e3529a/go.mod h1:emZCQorbCU4vsT4fOWvOPXz4eW1wZW4PmDk9uLelYpA=
+golang.org/x/tools v0.33.0 h1:4qz2S3zmRxbGIhDIAgjxvFutSvH5EfnsYrRBj0UI0bc=
+golang.org/x/tools v0.33.0/go.mod h1:CIJMaWEY88juyUfo7UbgPqbC8rU2OqfAV1h2Qp0oMYI=
 golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
@@ -302,7 +347,6 @@ gopkg.in/fsnotify.v1 v1.4.7/go.mod h1:Tz8NjZHkW78fSQdbUxIjBTcgA1z1m8ZHf0WmKUhAMy
 gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7/go.mod h1:dt/ZhP58zS4L8KSrWDmTeBkI65Dw0HsyUHuEVlX15mw=
 gopkg.in/yaml.v2 v2.2.1/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
-gopkg.in/yaml.v2 v2.4.0 h1:D8xgwECY7CYvx+Y2n4sBz93Jn9JRvxdiyyo8CTfuKaY=
 gopkg.in/yaml.v2 v2.4.0/go.mod h1:RDklbk79AGWmwhnvt/jBztapEOGDOx6ZbXqjP6csGnQ=
 gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
 gopkg.in/yaml.v3 v3.0.0/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
diff --git a/flow/agent/manus/manus.go b/flow/agent/manus/manus.go
index eb84aa5..d69739d 100644
--- a/flow/agent/manus/manus.go
+++ b/flow/agent/manus/manus.go
@@ -25,6 +25,7 @@ import (
 	"strings"
 	"time"
 
+	clc "github.com/cloudwego/eino-ext/callbacks/cozeloop"
 	"github.com/cloudwego/eino-ext/callbacks/langfuse"
 	"github.com/cloudwego/eino-ext/components/model/openai"
 	"github.com/cloudwego/eino-ext/components/tool/browseruse"
@@ -36,6 +37,7 @@ import (
 	"github.com/cloudwego/eino/components/tool"
 	"github.com/cloudwego/eino/compose"
 	"github.com/cloudwego/eino/schema"
+	"github.com/coze-dev/cozeloop-go"
 	"github.com/google/uuid"
 )
 
@@ -48,6 +50,9 @@ var (
 	openaiModel   string
 	openaiBaseURL string
 
+	cozeloopApiToken    string
+	cozeloopWorkspaceID string
+
 	input string
 )
 
@@ -57,9 +62,12 @@ func init() {
 	langfuseSecretKey = os.Getenv("LANGFUSE_SECRET_KEY")
 
 	openaiAPIKey = os.Getenv("OPENAI_API_KEY")
-	openaiModel = os.Getenv("OPENAI_MODEL")
+	openaiModel = os.Getenv("OPENAI_MODEL_NAME")
 	openaiBaseURL = os.Getenv("OPENAI_BASE_URL")
 
+	cozeloopApiToken = os.Getenv("COZELOOP_API_TOKEN")
+	cozeloopWorkspaceID = os.Getenv("COZELOOP_WORKSPACE_ID") // use cozeloop trace, from https://loop.coze.cn/open/docs/cozeloop/go-sdk#4a8c980e
+
 	input = "what is eino?"
 }
 
@@ -84,6 +92,17 @@ func main() {
 		handlers = append(handlers, langfuseHandler)
 		defer flusher()
 	}
+	if cozeloopApiToken != "" && cozeloopWorkspaceID != "" {
+		client, err := cozeloop.NewClient(
+			cozeloop.WithAPIToken(cozeloopApiToken),
+			cozeloop.WithWorkspaceID(cozeloopWorkspaceID),
+		)
+		if err != nil {
+			panic(err)
+		}
+		defer client.Close(ctx)
+		handlers = append(handlers, clc.NewLoopHandler(client))
+	}
 	handlers = append(handlers, newLogHandler())
 	callbacks.AppendGlobalHandlers(handlers...)
 
diff --git a/flow/agent/multiagent/plan_execute/compose.go b/flow/agent/multiagent/plan_execute/compose.go
index 66285fb..0888e4d 100644
--- a/flow/agent/multiagent/plan_execute/compose.go
+++ b/flow/agent/multiagent/plan_execute/compose.go
@@ -125,7 +125,7 @@ func NewMultiAgent(ctx context.Context, config *Config) (*PlanExecuteMultiAgent,
 				return append([]*schema.Message{schema.SystemMessage(systemPrompt)}, convertMessagesForDeepSeek(state.messages)...), nil
 			}
 
-			return append([]*schema.Message{schema.SystemMessage(systemPrompt)}, state.messages...), nil
+			return append([]*schema.Message{schema.SystemMessage(systemPrompt)}, convertMessagesForArk(state.messages)...), nil
 		}
 	}
 
@@ -250,7 +250,9 @@ func convertMessagesForDeepSeek(messages []*schema.Message) (converted []*schema
 			converted = append(converted, schema.AssistantMessage(message.Content, nil))
 		} else if message.Role == schema.Assistant {
 			if len(message.ToolCalls) == 0 {
-				converted = append(converted, message)
+				if len(message.Content) > 0 {
+					converted = append(converted, message)
+				}
 			} else {
 				if len(message.Content) > 0 {
 					converted = append(converted, schema.AssistantMessage(message.Content, nil))
@@ -266,3 +268,22 @@ func convertMessagesForDeepSeek(messages []*schema.Message) (converted []*schema
 
 	return converted
 }
+
+func convertMessagesForArk(messages []*schema.Message) (converted []*schema.Message) {
+	converted = make([]*schema.Message, 0, len(messages)*2)
+	for _, message := range messages {
+		if message.Role == schema.Assistant {
+			if len(message.ToolCalls) == 0 {
+				if len(message.Content) > 0 {
+					converted = append(converted, message)
+				}
+			} else {
+				converted = append(converted, message)
+			}
+		} else {
+			converted = append(converted, message)
+		}
+	}
+
+	return converted
+}
diff --git a/flow/agent/multiagent/plan_execute/main.go b/flow/agent/multiagent/plan_execute/main.go
index c06cae1..f015f33 100644
--- a/flow/agent/multiagent/plan_execute/main.go
+++ b/flow/agent/multiagent/plan_execute/main.go
@@ -24,8 +24,12 @@ import (
 	"log"
 	"os"
 	"sync"
+	"time"
 
 	"github.com/bytedance/sonic"
+	"github.com/cloudwego/eino-examples/flow/agent/multiagent/plan_execute/debug"
+	"github.com/cloudwego/eino-examples/flow/agent/multiagent/plan_execute/tools"
+	clc "github.com/cloudwego/eino-ext/callbacks/cozeloop"
 	"github.com/cloudwego/eino-ext/components/model/ark"
 	"github.com/cloudwego/eino-ext/components/model/deepseek"
 	callbacks2 "github.com/cloudwego/eino/callbacks"
@@ -35,13 +39,27 @@ import (
 	"github.com/cloudwego/eino/flow/agent"
 	"github.com/cloudwego/eino/schema"
 	"github.com/cloudwego/eino/utils/callbacks"
-
-	"github.com/cloudwego/eino-examples/flow/agent/multiagent/plan_execute/debug"
-	"github.com/cloudwego/eino-examples/flow/agent/multiagent/plan_execute/tools"
+	"github.com/coze-dev/cozeloop-go"
 )
 
 func main() {
+	cozeloopApiToken := os.Getenv("COZELOOP_API_TOKEN")
+	cozeloopWorkspaceID := os.Getenv("COZELOOP_WORKSPACE_ID") // use cozeloop trace, from https://loop.coze.cn/open/docs/cozeloop/go-sdk#4a8c980e
+
 	ctx := context.Background()
+	var handlers []callbacks2.Handler
+	if cozeloopApiToken != "" && cozeloopWorkspaceID != "" {
+		client, err := cozeloop.NewClient(
+			cozeloop.WithAPIToken(cozeloopApiToken),
+			cozeloop.WithWorkspaceID(cozeloopWorkspaceID),
+		)
+		if err != nil {
+			panic(err)
+		}
+		defer client.Close(ctx)
+		handlers = append(handlers, clc.NewLoopHandler(client))
+	}
+	callbacks2.AppendGlobalHandlers(handlers...)
 
 	deepSeekModel, err := deepseek.NewChatModel(ctx, &deepseek.ChatModelConfig{
 		Model:   os.Getenv("DEEPSEEK_MODEL_NAME"),
@@ -99,7 +117,8 @@ func main() {
 		log.Fatalf("stream error: %v", err)
 	}
 
-	printer.wait() // 等待所有输出都处理完再结束
+	printer.wait()              // 等待所有输出都处理完再结束
+	time.Sleep(3 * time.Second) // 确保trace上报后再结束
 }
 
 type coloredString struct {
diff --git a/flow/agent/react/react.go b/flow/agent/react/react.go
index c6984d2..9d5704d 100644
--- a/flow/agent/react/react.go
+++ b/flow/agent/react/react.go
@@ -23,7 +23,9 @@ import (
 	"fmt"
 	"io"
 	"os"
+	"time"
 
+	clc "github.com/cloudwego/eino-ext/callbacks/cozeloop"
 	"github.com/cloudwego/eino-ext/components/model/ark"
 	"github.com/cloudwego/eino/callbacks"
 	"github.com/cloudwego/eino/components/tool"
@@ -31,17 +33,36 @@ import (
 	"github.com/cloudwego/eino/flow/agent"
 	"github.com/cloudwego/eino/flow/agent/react"
 	"github.com/cloudwego/eino/schema"
+	"github.com/coze-dev/cozeloop-go"
 
 	"github.com/cloudwego/eino-examples/flow/agent/react/tools"
 	"github.com/cloudwego/eino-examples/internal/logs"
 )
 
 func main() {
+	arkApiKey := os.Getenv("ARK_API_KEY")
+	arkModelName := os.Getenv("ARK_MODEL_NAME")
+	cozeloopApiToken := os.Getenv("COZELOOP_API_TOKEN")
+	cozeloopWorkspaceID := os.Getenv("COZELOOP_WORKSPACE_ID") // use cozeloop trace, from https://loop.coze.cn/open/docs/cozeloop/go-sdk#4a8c980e
+
 	ctx := context.Background()
+	var handlers []callbacks.Handler
+	if cozeloopApiToken != "" && cozeloopWorkspaceID != "" {
+		client, err := cozeloop.NewClient(
+			cozeloop.WithAPIToken(cozeloopApiToken),
+			cozeloop.WithWorkspaceID(cozeloopWorkspaceID),
+		)
+		if err != nil {
+			panic(err)
+		}
+		defer client.Close(ctx)
+		handlers = append(handlers, clc.NewLoopHandler(client))
+	}
+	callbacks.AppendGlobalHandlers(handlers...)
 
 	config := &ark.ChatModelConfig{
-		APIKey: os.Getenv("ARK_API_KEY"),
-		Model:  os.Getenv("ARK_MODEL_NAME"),
+		APIKey: arkApiKey,
+		Model:  arkModelName,
 	}
 
 	// Create a new cached ark chat model.
@@ -161,6 +182,7 @@ func main() {
 	}
 
 	logs.Infof("\n\n===== finished =====\n")
+	time.Sleep(2 * time.Second)
 }
 
 type LoggerCallback struct {
diff --git a/quickstart/eino_assistant/cmd/einoagentcli/main.go b/quickstart/eino_assistant/cmd/einoagentcli/main.go
index 7993e04..91fd671 100644
--- a/quickstart/eino_assistant/cmd/einoagentcli/main.go
+++ b/quickstart/eino_assistant/cmd/einoagentcli/main.go
@@ -31,11 +31,13 @@ import (
 	"strings"
 
 	"github.com/cloudwego/eino-ext/callbacks/apmplus"
+	clc "github.com/cloudwego/eino-ext/callbacks/cozeloop"
 	"github.com/cloudwego/eino-ext/callbacks/langfuse"
 	"github.com/cloudwego/eino-ext/devops"
 	"github.com/cloudwego/eino/callbacks"
 	"github.com/cloudwego/eino/compose"
 	"github.com/cloudwego/eino/schema"
+	"github.com/coze-dev/cozeloop-go"
 
 	"github.com/cloudwego/eino-examples/quickstart/eino_assistant/eino/einoagent"
 	"github.com/cloudwego/eino-examples/quickstart/eino_assistant/pkg/env"
@@ -114,6 +116,7 @@ func Init() error {
 	// check some essential envs
 	env.MustHasEnvs("ARK_CHAT_MODEL", "ARK_EMBEDDING_MODEL", "ARK_API_KEY")
 
+	ctx := context.Background()
 	os.MkdirAll("log", 0755)
 	var f *os.File
 	f, err := os.OpenFile("log/eino.log", os.O_CREATE|os.O_WRONLY|os.O_APPEND, 0666)
@@ -165,6 +168,21 @@ func Init() error {
 		})
 		callbackHandlers = append(callbackHandlers, cbh)
 	}
+
+	cozeloopApiToken := os.Getenv("COZELOOP_API_TOKEN")
+	cozeloopWorkspaceID := os.Getenv("COZELOOP_WORKSPACE_ID") // use cozeloop trace, from https://loop.coze.cn/open/docs/cozeloop/go-sdk#4a8c980e
+	if cozeloopApiToken != "" && cozeloopWorkspaceID != "" {
+		client, err := cozeloop.NewClient(
+			cozeloop.WithAPIToken(cozeloopApiToken),
+			cozeloop.WithWorkspaceID(cozeloopWorkspaceID),
+		)
+		if err != nil {
+			panic(err)
+		}
+		defer client.Close(ctx)
+		callbackHandlers = append(callbackHandlers, clc.NewLoopHandler(client))
+	}
+
 	if len(callbackHandlers) > 0 {
 		callbacks.InitCallbackHandlers(callbackHandlers)
 	}
diff --git a/quickstart/eino_assistant/cmd/knowledgeindexing/main.go b/quickstart/eino_assistant/cmd/knowledgeindexing/main.go
index c1204b6..128692e 100644
--- a/quickstart/eino_assistant/cmd/knowledgeindexing/main.go
+++ b/quickstart/eino_assistant/cmd/knowledgeindexing/main.go
@@ -20,10 +20,14 @@ import (
 	"context"
 	"fmt"
 	"io/fs"
+	"os"
 	"path/filepath"
 	"strings"
 
 	"github.com/cloudwego/eino-examples/quickstart/eino_assistant/pkg/env"
+	clc "github.com/cloudwego/eino-ext/callbacks/cozeloop"
+	"github.com/cloudwego/eino/callbacks"
+	"github.com/coze-dev/cozeloop-go"
 
 	"github.com/cloudwego/eino/components/document"
 	"github.com/cloudwego/eino/components/embedding"
@@ -38,7 +42,23 @@ func init() {
 }
 
 func main() {
+	cozeloopApiToken := os.Getenv("COZELOOP_API_TOKEN")
+	cozeloopWorkspaceID := os.Getenv("COZELOOP_WORKSPACE_ID") // use cozeloop trace, from https://loop.coze.cn/open/docs/cozeloop/go-sdk#4a8c980e
+
 	ctx := context.Background()
+	var handlers []callbacks.Handler
+	if cozeloopApiToken != "" && cozeloopWorkspaceID != "" {
+		client, err := cozeloop.NewClient(
+			cozeloop.WithAPIToken(cozeloopApiToken),
+			cozeloop.WithWorkspaceID(cozeloopWorkspaceID),
+		)
+		if err != nil {
+			panic(err)
+		}
+		defer client.Close(ctx)
+		handlers = append(handlers, clc.NewLoopHandler(client))
+	}
+	callbacks.AppendGlobalHandlers(handlers...)
 
 	err := indexMarkdownFiles(ctx, "./eino-docs")
 	if err != nil {
diff --git a/quickstart/eino_assistant/go.mod b/quickstart/eino_assistant/go.mod
index 13d0c76..69bb1c4 100644
--- a/quickstart/eino_assistant/go.mod
+++ b/quickstart/eino_assistant/go.mod
@@ -5,14 +5,16 @@ go 1.23.0
 toolchain go1.24.1
 
 require (
-	github.com/cloudwego/eino v0.3.51
+	github.com/cloudwego/eino v0.4.7
 	github.com/cloudwego/eino-ext/callbacks/apmplus v0.0.1
+	github.com/cloudwego/eino-ext/callbacks/cozeloop v0.1.4
 	github.com/cloudwego/eino-ext/callbacks/langfuse v0.0.0-20250117061805-cd80d1780d76
 	github.com/cloudwego/eino-ext/components/model/ark v0.0.0-20250225083118-fd27d80f189c
 	github.com/cloudwego/eino-ext/components/retriever/redis v0.0.0-20250225083118-fd27d80f189c
 	github.com/cloudwego/eino-ext/components/tool/duckduckgo/v2 v2.0.0-20250707031732-1bfb5847488c
 	github.com/cloudwego/eino-ext/devops v0.1.7
 	github.com/cloudwego/hertz v0.9.5
+	github.com/coze-dev/cozeloop-go v0.1.11
 	github.com/google/uuid v1.6.0
 	github.com/hertz-contrib/obs-opentelemetry/provider v0.3.0
 	github.com/hertz-contrib/obs-opentelemetry/tracing v0.4.1
@@ -21,6 +23,20 @@ require (
 	github.com/redis/go-redis/v9 v9.7.0
 )
 
+require (
+	github.com/bahlo/generic-list-go v0.2.0 // indirect
+	github.com/bluele/gcache v0.0.2 // indirect
+	github.com/buger/jsonparser v1.1.1 // indirect
+	github.com/coze-dev/cozeloop-go/spec v0.1.4 // indirect
+	github.com/eino-contrib/jsonschema v1.0.0 // indirect
+	github.com/golang-jwt/jwt v3.2.2+incompatible // indirect
+	github.com/nikolalohinski/gonja/v2 v2.3.1 // indirect
+	github.com/valyala/bytebufferpool v1.0.0 // indirect
+	github.com/valyala/fasttemplate v1.2.2 // indirect
+	github.com/wk8/go-ordered-map/v2 v2.1.8 // indirect
+	golang.org/x/sync v0.15.0 // indirect
+)
+
 require (
 	github.com/PuerkitoBio/goquery v1.10.3 // indirect
 	github.com/andybalholm/cascadia v1.3.3 // indirect
@@ -55,7 +71,7 @@ require (
 	github.com/josharian/intern v1.0.0 // indirect
 	github.com/json-iterator/go v1.1.12 // indirect
 	github.com/klauspost/cpuid/v2 v2.2.9 // indirect
-	github.com/mailru/easyjson v0.7.7 // indirect
+	github.com/mailru/easyjson v0.9.0 // indirect
 	github.com/matoous/go-nanoid v1.5.1 // indirect
 	github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect
 	github.com/modern-go/reflect2 v1.0.2 // indirect
@@ -89,7 +105,7 @@ require (
 	go.opentelemetry.io/proto/otlp v1.5.0 // indirect
 	go.uber.org/multierr v1.11.0 // indirect
 	golang.org/x/arch v0.12.0 // indirect
-	golang.org/x/exp v0.0.0-20240222234643-814bf88cf225 // indirect
+	golang.org/x/exp v0.0.0-20240404231335-c0f41cb1a7a0 // indirect
 	golang.org/x/net v0.41.0 // indirect
 	golang.org/x/sys v0.33.0 // indirect
 	golang.org/x/text v0.26.0 // indirect
diff --git a/quickstart/eino_assistant/go.sum b/quickstart/eino_assistant/go.sum
index c665200..2af93f6 100644
--- a/quickstart/eino_assistant/go.sum
+++ b/quickstart/eino_assistant/go.sum
@@ -1,19 +1,27 @@
 cloud.google.com/go v0.26.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw=
 github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
+github.com/MakeNowJust/heredoc v1.0.0 h1:cXCdzVdstXyiTqTvfqk9SDHpKNjxuom+DOlyEeQ4pzQ=
+github.com/MakeNowJust/heredoc v1.0.0/go.mod h1:mG5amYoWBHf8vpLOuehzbGGw0EHxpZZ6lCpQ4fNJ8LE=
 github.com/PuerkitoBio/goquery v1.10.3 h1:pFYcNSqHxBD06Fpj/KsbStFRsgRATgnf3LeXiUkhzPo=
 github.com/PuerkitoBio/goquery v1.10.3/go.mod h1:tMUX0zDMHXYlAQk6p35XxQMqMweEKB7iK7iLNd4RH4Y=
 github.com/airbrake/gobrake v3.6.1+incompatible/go.mod h1:wM4gu3Cn0W0K7GUuVWnlXZU11AGBXMILnrdOU8Kn00o=
 github.com/andybalholm/cascadia v1.3.3 h1:AG2YHrzJIm4BZ19iwJ/DAua6Btl3IwJX+VI4kktS1LM=
 github.com/andybalholm/cascadia v1.3.3/go.mod h1:xNd9bqTn98Ln4DwST8/nG+H0yuB8Hmgu1YHNnWw0GeA=
 github.com/avast/retry-go v3.0.0+incompatible/go.mod h1:XtSnn+n/sHqQIpZ10K1qAevBhOOCWBLXXy3hyiqqBrY=
+github.com/bahlo/generic-list-go v0.2.0 h1:5sz/EEAK+ls5wF+NeqDpk5+iNdMDXrh3z3nPnH1Wvgk=
+github.com/bahlo/generic-list-go v0.2.0/go.mod h1:2KvAjgMlE5NNynlg/5iLrrCCZ2+5xWbdbCW3pNTGyYg=
 github.com/beorn7/perks v1.0.1 h1:VlbKKnNfV8bJzeqoa4cOKqO6bYr3WgKZxO8Z16+hsOM=
 github.com/beorn7/perks v1.0.1/go.mod h1:G2ZrVWU2WbWT9wwq4/hrbKbnv/1ERSJQ0ibhJ6rlkpw=
 github.com/bitly/go-simplejson v0.5.0/go.mod h1:cXHtHw4XUPsvGaxgjIAn8PhEWG9NfngEKAMDJEczWVA=
+github.com/bluele/gcache v0.0.2 h1:WcbfdXICg7G/DGBh1PFfcirkWOQV+v077yF1pSy3DGw=
+github.com/bluele/gcache v0.0.2/go.mod h1:m15KV+ECjptwSPxKhOhQoAFQVtUFjTVkc3H8o0t/fp0=
 github.com/bmizerany/assert v0.0.0-20160611221934-b7ed37b82869/go.mod h1:Ekp36dRnpXw/yCqJaO+ZrUyxD+3VXMFFr56k5XYrpB4=
 github.com/bsm/ginkgo/v2 v2.12.0 h1:Ny8MWAHyOepLGlLKYmXG4IEkioBysk6GpaRTLC8zwWs=
 github.com/bsm/ginkgo/v2 v2.12.0/go.mod h1:SwYbGRRDovPVboqFv0tPTcG1sN61LM1Z4ARdbAV9g4c=
 github.com/bsm/gomega v1.27.10 h1:yeMWxP2pV2fG3FgAODIY8EiRE3dy0aeFYt4l7wh6yKA=
 github.com/bsm/gomega v1.27.10/go.mod h1:JyEr/xRbxbtgWNi8tIEVPUYZ5Dzef52k01W3YH0H+O0=
+github.com/buger/jsonparser v1.1.1 h1:2PnMjfWD7wBILjqQbt530v576A/cAbQvEW9gGIpYMUs=
+github.com/buger/jsonparser v1.1.1/go.mod h1:6RYKKt7H4d4+iWqouImQ9R2FZql3VbhNgx27UK13J/0=
 github.com/bugsnag/bugsnag-go v1.4.0/go.mod h1:2oa8nejYd4cQ/b0hMIopN0lCRxU0bueqREvZLWFrtK8=
 github.com/bugsnag/panicwrap v1.2.0/go.mod h1:D/8v3kj0zr8ZAKg1AQ6crr+5VwKN5eIywRkfhyM/+dE=
 github.com/bytedance/gopkg v0.1.0 h1:aAxB7mm1qms4Wz4sp8e1AtKDOeFLtdqvGiUe7aonRJs=
@@ -34,10 +42,12 @@ github.com/cespare/xxhash/v2 v2.3.0/go.mod h1:VGX0DQ3Q6kWi7AoAeZDth3/j3BFtOZR5XL
 github.com/client9/misspell v0.3.4/go.mod h1:qj6jICC3Q7zFZvVWo7KLAzC3yx5G7kyvSDkc90ppPyw=
 github.com/cloudwego/base64x v0.1.5 h1:XPciSp1xaq2VCSt6lF0phncD4koWyULpl5bUxbfCyP4=
 github.com/cloudwego/base64x v0.1.5/go.mod h1:0zlkT4Wn5C6NdauXdJRhSKRlJvmclQ1hhJgA0rcu/8w=
-github.com/cloudwego/eino v0.3.51 h1:emSaDu49v9EEJYOusL42Li/VL5QBSyBvhxO9ZcKPZvs=
-github.com/cloudwego/eino v0.3.51/go.mod h1:wUjz990apdsaOraOXdh6CdhVXq8DJsOvLsVlxNTcNfY=
+github.com/cloudwego/eino v0.4.7 h1:wwqsFWCuzCQuhw1dYKqHjGWULzjDjFfN9sTn/cezYV4=
+github.com/cloudwego/eino v0.4.7/go.mod h1:1TDlOmwGSsbCJaWB92w9YLZi2FL0WRZoRcD4eMvqikg=
 github.com/cloudwego/eino-ext/callbacks/apmplus v0.0.1 h1:aP9vfE61IBQXTjTiHf4gHUJ0QlgmVYlvZgmvxgVFkE8=
 github.com/cloudwego/eino-ext/callbacks/apmplus v0.0.1/go.mod h1:9WpHGYt5Ix2TeiTkY5oRzgt+d11KovNp73tufD5C9Ac=
+github.com/cloudwego/eino-ext/callbacks/cozeloop v0.1.4 h1:Cwm80+fMEAoY7uI9XUukDEV5J3Adb9HiXKmcXpXcDiM=
+github.com/cloudwego/eino-ext/callbacks/cozeloop v0.1.4/go.mod h1:xxjNsJeZwdIooEYTt6tjw/YJzkA6xPcxn1u/HvA5xc0=
 github.com/cloudwego/eino-ext/callbacks/langfuse v0.0.0-20250117061805-cd80d1780d76 h1:ItCp3l6FEb2UAGp8S5n7+zIVF3HRnipn5AOjtCvawkU=
 github.com/cloudwego/eino-ext/callbacks/langfuse v0.0.0-20250117061805-cd80d1780d76/go.mod h1:5StXiP9SugyHuqTZ1cAX5wOGnQq4hKGK+R81C74uHHM=
 github.com/cloudwego/eino-ext/components/document/loader/file v0.0.0-20250225083118-fd27d80f189c h1:aDWYFEQTz/iU70cTU5o1K29soh95iwD7zbew8syvfQc=
@@ -67,6 +77,10 @@ github.com/cloudwego/netpoll v0.6.4 h1:z/dA4sOTUQof6zZIO4QNnLBXsDFFFEos9OOGloR6k
 github.com/cloudwego/netpoll v0.6.4/go.mod h1:BtM+GjKTdwKoC8IOzD08/+8eEn2gYoiNLipFca6BVXQ=
 github.com/corpix/uarand v0.2.0 h1:U98xXwud/AVuCpkpgfPF7J5TQgr7R5tqT8VZP5KWbzE=
 github.com/corpix/uarand v0.2.0/go.mod h1:/3Z1QIqWkDIhf6XWn/08/uMHoQ8JUoTIKc2iPchBOmM=
+github.com/coze-dev/cozeloop-go v0.1.11 h1:NzdBKK3klhRgnPEH/PCjtP21+cRuz6qZlKPmJC7bkiM=
+github.com/coze-dev/cozeloop-go v0.1.11/go.mod h1:GDF+MpqsUsq4oKy+L1FTd6Giy2cAmr/xXl9rOnub39A=
+github.com/coze-dev/cozeloop-go/spec v0.1.4 h1:6yhjFQ39yn9VkZ68QG2W5WjzICl6GgwVsXmDmn75ySg=
+github.com/coze-dev/cozeloop-go/spec v0.1.4/go.mod h1:/f3BrWehffwXIpd4b5rYIqktLd/v5dlLBw0h9F/LQIU=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.2-0.20180830191138-d8f796af33cc h1:U9qPSI2PIWSS1VwoXQT9A3Wy9MM3WgvqSxFWenqJduM=
@@ -75,6 +89,8 @@ github.com/dgryski/go-rendezvous v0.0.0-20200823014737-9f7001d12a5f h1:lO4WD4F/r
 github.com/dgryski/go-rendezvous v0.0.0-20200823014737-9f7001d12a5f/go.mod h1:cuUVRXasLTGF7a8hSLbxyZXjz+1KgoB3wDUb6vlszIc=
 github.com/dustin/go-humanize v1.0.1 h1:GzkhY7T5VNhEkwH0PVJgjz+fX1rhBrR7pRT3mDkpeCY=
 github.com/dustin/go-humanize v1.0.1/go.mod h1:Mu1zIs6XwVuF/gI1OepvI0qD18qycQx+mFykh5fBlto=
+github.com/eino-contrib/jsonschema v1.0.0 h1:dXxbhGNZuI3+xNi8x3JT8AGyoXz6Pff6mRvmpjVl5Ww=
+github.com/eino-contrib/jsonschema v1.0.0/go.mod h1:cpnX4SyKjWjGC7iN2EbhxaTdLqGjCi0e9DxpLYxddD4=
 github.com/envoyproxy/go-control-plane v0.9.1-0.20191026205805-5f8ba28d4473/go.mod h1:YTl/9mNaCwkRvm6d1a2C3ymFceY/DCBVvsKhRF0iEA4=
 github.com/envoyproxy/protoc-gen-validate v0.1.0/go.mod h1:iSmxcyjqTsJpI2R4NaDN7+kN2VEUnK/pcBlmesArF7c=
 github.com/fsnotify/fsnotify v1.4.7/go.mod h1:jwhsz4b93w/PPRr/qN1Yymfu8t87LnFCMoQvtojpjFo=
@@ -96,9 +112,13 @@ github.com/go-openapi/jsonpointer v0.21.0/go.mod h1:IUyH9l/+uyhIYQ/PXVA41Rexl+kO
 github.com/go-openapi/swag v0.19.5/go.mod h1:POnQmlKehdgb5mhVOsnJFsivZCEZ/vjK9gh66Z9tfKk=
 github.com/go-openapi/swag v0.23.0 h1:vsEVJDUo2hPJ2tu0/Xc+4noaxyEffXNIs3cOULZ+GrE=
 github.com/go-openapi/swag v0.23.0/go.mod h1:esZ8ITTYEsH1V2trKHjAN8Ai7xHb8RV+YSZ577vPjgQ=
+github.com/go-task/slim-sprig v0.0.0-20230315185526-52ccab3ef572 h1:tfuBGBXKqDEevZMzYi5KSi8KkcZtzBcTgAUUtapy0OI=
+github.com/go-task/slim-sprig v0.0.0-20230315185526-52ccab3ef572/go.mod h1:9Pwr4B2jHnOSGXyyzV8ROjYa2ojvAY6HCGYYfMoC3Ls=
 github.com/go-test/deep v1.0.8 h1:TDsG77qcSprGbC6vTN8OuXp5g+J+b5Pcguhf7Zt61VM=
 github.com/go-test/deep v1.0.8/go.mod h1:5C2ZWiW0ErCdrYzpqxLbTX7MG14M9iiw8DgHncVwcsE=
 github.com/gofrs/uuid v3.2.0+incompatible/go.mod h1:b2aQJv3Z4Fp6yNu3cdSllBxTCLRxnplIgP/c0N/04lM=
+github.com/golang-jwt/jwt v3.2.2+incompatible h1:IfV12K8xAKAnZqdXVzCZ+TOjboZ2keLg81eXfW3O+oY=
+github.com/golang-jwt/jwt v3.2.2+incompatible/go.mod h1:8pz2t5EyA70fFQQSrl6XZXzqecmYZeUEB8OUGHkxJ+I=
 github.com/golang/glog v0.0.0-20160126235308-23def4e6c14b/go.mod h1:SBH7ygxi8pfUlaOkMMuAQtPIUF8ecWP5IEl/CR7VP2Q=
 github.com/golang/mock v1.1.1/go.mod h1:oTYuIxOrZwtPieC+H1uAHpcLFnEyAGVDL/k47Jfbm0A=
 github.com/golang/mock v1.6.0 h1:ErTB+efbowRARo13NNdxyJji2egdxLGQhRaY+DUumQc=
@@ -122,6 +142,8 @@ github.com/google/go-cmp v0.5.0/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/
 github.com/google/go-cmp v0.6.0 h1:ofyhxvXcZhMsU5ulbFiLKl/XBFqE1GSq7atu8tAmTRI=
 github.com/google/go-cmp v0.6.0/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY=
 github.com/google/gofuzz v1.0.0/go.mod h1:dBl0BpW6vV/+mYPU4Po3pmUjxk6FQPldtuIdl/M65Eg=
+github.com/google/pprof v0.0.0-20210407192527-94a9f03dee38 h1:yAJXTCF9TqKcTiHJAE8dj7HMvPfh66eeA2JYW7eFpSE=
+github.com/google/pprof v0.0.0-20210407192527-94a9f03dee38/go.mod h1:kpwsk12EmLew5upagYY7GY0pfYCcupk39gWOCRROcvE=
 github.com/google/uuid v1.3.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
 github.com/google/uuid v1.6.0 h1:NIvaJDMOsjHA8n1jAhLSgzrAzy1Hgr+hNrb57e+94F0=
 github.com/google/uuid v1.6.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
@@ -172,12 +194,13 @@ github.com/kr/text v0.2.0 h1:5Nx0Ya0ZqY2ygV366QzturHI13Jq95ApcVaJBhpS+AY=
 github.com/kr/text v0.2.0/go.mod h1:eLer722TekiGuMkidMxC/pM04lWEeraHUUmBw8l2grE=
 github.com/mailru/easyjson v0.0.0-20190614124828-94de47d64c63/go.mod h1:C1wdFJiN94OJF2b5HbByQZoLdCWB1Yqtg26g4irojpc=
 github.com/mailru/easyjson v0.0.0-20190626092158-b2ccc519800e/go.mod h1:C1wdFJiN94OJF2b5HbByQZoLdCWB1Yqtg26g4irojpc=
-github.com/mailru/easyjson v0.7.7 h1:UGYAvKxe3sBsEDzO8ZeWOSlIQfWFlxbzLZe7hwFURr0=
 github.com/mailru/easyjson v0.7.7/go.mod h1:xzfreul335JAWq5oZzymOObrkdz5UnU4kGfJJLY9Nlc=
+github.com/mailru/easyjson v0.9.0 h1:PrnmzHw7262yW8sTBwxi1PdJA3Iw/EKBa8psRf7d9a4=
+github.com/mailru/easyjson v0.9.0/go.mod h1:1+xMtQp2MRNVL/V1bOzuP3aP8VNwRW55fQUto+XFtTU=
 github.com/matoous/go-nanoid v1.5.1 h1:aCjdvTyO9LLnTIi0fgdXhOPPvOHjpXN6Ik9DaNjIct4=
 github.com/matoous/go-nanoid v1.5.1/go.mod h1:zyD2a71IubI24efhpvkJz+ZwfwagzgSO6UNiFsZKN7U=
-github.com/mattn/go-colorable v0.1.2 h1:/bC9yWikZXAL9uJdulbSfyVNIR3n3trXl+v8+1sx8mU=
-github.com/mattn/go-colorable v0.1.2/go.mod h1:U0ppj6V5qS13XJ6of8GYAs25YV2eR4EVcfRqFIhoBtE=
+github.com/mattn/go-colorable v0.1.12 h1:jF+Du6AlPIjs2BiUiQlKOX0rt3SujHxPnksPKZbaA40=
+github.com/mattn/go-colorable v0.1.12/go.mod h1:u5H1YNBxpqRaxsYJYSkiCWKzEfiAb1Gb520KVy5xxl4=
 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/matttproud/golang_protobuf_extensions v1.0.4 h1:mmDVorXM7PCGKw94cs5zkfA9PSy5pEvNWRP0ET0TIVo=
@@ -193,11 +216,18 @@ github.com/mohae/deepcopy v0.0.0-20170929034955-c48cc78d4826 h1:RWengNIwukTxcDr9
 github.com/mohae/deepcopy v0.0.0-20170929034955-c48cc78d4826/go.mod h1:TaXosZuwdSHYgviHp1DAtfrULt5eUgsSMsZf+YrPgl8=
 github.com/nikolalohinski/gonja v1.5.3 h1:GsA+EEaZDZPGJ8JtpeGN78jidhOlxeJROpqMT9fTj9c=
 github.com/nikolalohinski/gonja v1.5.3/go.mod h1:RmjwxNiXAEqcq1HeK5SSMmqFJvKOfTfXhkJv6YBtPa4=
+github.com/nikolalohinski/gonja/v2 v2.3.1 h1:UGyLa6NDNq6dCGkFY33sziUssjTdh95xrYslxZdqNVU=
+github.com/nikolalohinski/gonja/v2 v2.3.1/go.mod h1:1Wcc/5huTu6y36e0sOFR1XQoFlylw3c3H3L5WOz0RDg=
 github.com/nyaruka/phonenumbers v1.0.55 h1:bj0nTO88Y68KeUQ/n3Lo2KgK7lM1hF7L9NFuwcCl3yg=
 github.com/nyaruka/phonenumbers v1.0.55/go.mod h1:sDaTZ/KPX5f8qyV9qN+hIm+4ZBARJrupC6LuhshJq1U=
 github.com/onsi/ginkgo v1.6.0/go.mod h1:lLunBs/Ym6LB5Z9jYTR76FiuTmxDTDusOGeTQH+WWjE=
 github.com/onsi/ginkgo v1.8.0/go.mod h1:lLunBs/Ym6LB5Z9jYTR76FiuTmxDTDusOGeTQH+WWjE=
+github.com/onsi/ginkgo v1.16.5 h1:8xi0RTUf59SOSfEtZMvwTvXYMzG4gV23XVHOZiXNtnE=
+github.com/onsi/ginkgo/v2 v2.11.0 h1:WgqUCUt/lT6yXoQ8Wef0fsNn5cAuMK7+KT9UFRz2tcU=
+github.com/onsi/ginkgo/v2 v2.11.0/go.mod h1:ZhrRA5XmEE3x3rhlzamx/JJvujdZoJ2uvgI7kR0iZvM=
 github.com/onsi/gomega v1.5.0/go.mod h1:ex+gbHU/CVuBBDIJjb2X0qEXbFg53c61hWP/1CpauHY=
+github.com/onsi/gomega v1.27.8 h1:gegWiwZjBsf2DgiSbf5hpokZ98JVDMcWkUiigk6/KXc=
+github.com/onsi/gomega v1.27.8/go.mod h1:2J8vzI/s+2shY9XHRApDkdgPo1TKT7P2u6fXeJKFnNQ=
 github.com/pelletier/go-toml/v2 v2.2.2 h1:aYUidT7k73Pcl9nb2gScu7NSrKCSHIDE89b3+6Wq+LM=
 github.com/pelletier/go-toml/v2 v2.2.2/go.mod h1:1t835xjRzz80PqgE6HHgN2JOsmgYu/h4qDAS4n929Rs=
 github.com/perimeterx/marshmallow v1.1.4/go.mod h1:dsXbUu8CRzfYP5a87xpp0xq9S3u0Vchtcl8we9tYaXw=
@@ -206,8 +236,9 @@ github.com/perimeterx/marshmallow v1.1.5/go.mod h1:dsXbUu8CRzfYP5a87xpp0xq9S3u0V
 github.com/pkg/errors v0.8.0/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
 github.com/pkg/errors v0.9.1 h1:FEBLx1zS214owpjy7qsBeixbURkuhQAwrK5UwLGTwt4=
 github.com/pkg/errors v0.9.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
-github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
+github.com/pmezard/go-difflib v1.0.1-0.20181226105442-5d4384ee4fb2 h1:Jamvg5psRIccs7FGNTlIRMkT8wgtp5eCXdBlqhYGL6U=
+github.com/pmezard/go-difflib v1.0.1-0.20181226105442-5d4384ee4fb2/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
 github.com/prometheus/client_golang v1.17.0 h1:rl2sfwZMtSthVU752MqfjQozy7blglC+1SOtjMAMh+Q=
 github.com/prometheus/client_golang v1.17.0/go.mod h1:VeL+gMmOAxkS2IqfCq0ZmHSL+LjWfWDUmp1mBz9JgUY=
 github.com/prometheus/client_model v0.0.0-20190812154241-14fe0d1b01d4/go.mod h1:xMI15A0UPsDsEKsMN9yxemIoYk6Tm2C1GtYGdfGttqA=
@@ -263,10 +294,16 @@ github.com/ugorji/go v1.2.7/go.mod h1:nF9osbDWLy6bDVv/Rtoh6QgnvNDpmCalQV5urGCCS6
 github.com/ugorji/go/codec v1.2.7/go.mod h1:WGN1fab3R1fzQlVQTkfxVtIBhWDRqOviHU95kRgeqEY=
 github.com/ugorji/go/codec v1.2.12 h1:9LC83zGrHhuUA9l16C9AHXAqEV/2wBQ4nkvumAE65EE=
 github.com/ugorji/go/codec v1.2.12/go.mod h1:UNopzCgEMSXjBc6AOMqYvWC1ktqTAfzJZUZgYf6w6lg=
+github.com/valyala/bytebufferpool v1.0.0 h1:GqA5TC/0021Y/b9FG4Oi9Mr3q7XYx6KllzawFIhcdPw=
+github.com/valyala/bytebufferpool v1.0.0/go.mod h1:6bBcMArwyJ5K/AmCkWv1jt77kVWyCJ6HpOuEn7z0Csc=
+github.com/valyala/fasttemplate v1.2.2 h1:lxLXG0uE3Qnshl9QyaK6XJxMXlQZELvChBOCmQD0Loo=
+github.com/valyala/fasttemplate v1.2.2/go.mod h1:KHLXt3tVN2HBp8eijSv/kGJopbvo7S+qRAEEKiv+SiQ=
 github.com/volcengine/volc-sdk-golang v1.0.23 h1:anOslb2Qp6ywnsbyq9jqR0ljuO63kg9PY+4OehIk5R8=
 github.com/volcengine/volc-sdk-golang v1.0.23/go.mod h1:AfG/PZRUkHJ9inETvbjNifTDgut25Wbkm2QoYBTbvyU=
 github.com/volcengine/volcengine-go-sdk v1.0.181 h1:/3PB4M1N4fjMqiSKTJwX43EZ5Nn1HUOtQrSCk+22+wI=
 github.com/volcengine/volcengine-go-sdk v1.0.181/go.mod h1:gfEDc1s7SYaGoY+WH2dRrS3qiuDJMkwqyfXWCa7+7oA=
+github.com/wk8/go-ordered-map/v2 v2.1.8 h1:5h/BUHu93oj4gIdvHHHGsScSTMijfx5PeYkE/fJgbpc=
+github.com/wk8/go-ordered-map/v2 v2.1.8/go.mod h1:5nJHM5DyteebpVlHnWMV0rPz6Zp7+xBAnxjb1X5vnTw=
 github.com/x-cray/logrus-prefixed-formatter v0.5.2 h1:00txxvfBM9muc0jiLIEAkAcIMJzfthRT6usrui8uGmg=
 github.com/x-cray/logrus-prefixed-formatter v0.5.2/go.mod h1:2duySbKsL6M18s5GU7VPsoEPHyzalCE06qoARUCeBBE=
 github.com/yargevad/filepathx v1.0.0 h1:SYcT+N3tYGi+NvazubCNlvgIPbzAk7i7y2dwg3I5FYc=
@@ -320,8 +357,8 @@ golang.org/x/crypto v0.31.0/go.mod h1:kDsLvtWBEx7MV9tJOj9bnXsPbxwJQ6csT/x4KIN4Ss
 golang.org/x/crypto v0.39.0 h1:SHs+kF4LP+f+p14esP5jAoDpHU8Gu/v9lFRK6IT5imM=
 golang.org/x/crypto v0.39.0/go.mod h1:L+Xg3Wf6HoL4Bn4238Z6ft6KfEpN0tJGo53AAPC632U=
 golang.org/x/exp v0.0.0-20190121172915-509febef88a4/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
-golang.org/x/exp v0.0.0-20240222234643-814bf88cf225 h1:LfspQV/FYTatPTr/3HzIcmiUFH7PGP+OQ6mgDYo3yuQ=
-golang.org/x/exp v0.0.0-20240222234643-814bf88cf225/go.mod h1:CxmFvTBINI24O/j8iY7H1xHzx2i4OsyguNBmN/uPtqc=
+golang.org/x/exp v0.0.0-20240404231335-c0f41cb1a7a0 h1:985EYyeCOxTpcgOTJpflJUwOeEz0CQOdPt73OzpE9F8=
+golang.org/x/exp v0.0.0-20240404231335-c0f41cb1a7a0/go.mod h1:/lliqkxwWAhPjf5oSOIJup2XcqJaw8RGS6k3TGEc7GI=
 golang.org/x/lint v0.0.0-20181026193005-c67002cb31c3/go.mod h1:UVdnD1Gm6xHRNCYTkRU2/jEulfH38KcIWyp/GAMgvoE=
 golang.org/x/lint v0.0.0-20190227174305-5b3e6a55c961/go.mod h1:wehouNa3lNwaWXcvxsM5YxQ5yQlVC4a0KAMCusXpPoU=
 golang.org/x/lint v0.0.0-20190313153728-d0100b6bd8b3/go.mod h1:6SW0HCj/g11FgYtHlgUYUwCkIfeOF89ocIRzGO/8vkc=
@@ -358,6 +395,8 @@ golang.org/x/sync v0.3.0/go.mod h1:FU7BRWz2tNW+3quACPkgCx/L+uEAv1htQ0V83Z9Rj+Y=
 golang.org/x/sync v0.6.0/go.mod h1:Czt+wKu1gCyEFDUtn0jG5QVvpJ6rzVqr5aXyt9drQfk=
 golang.org/x/sync v0.7.0/go.mod h1:Czt+wKu1gCyEFDUtn0jG5QVvpJ6rzVqr5aXyt9drQfk=
 golang.org/x/sync v0.10.0/go.mod h1:Czt+wKu1gCyEFDUtn0jG5QVvpJ6rzVqr5aXyt9drQfk=
+golang.org/x/sync v0.15.0 h1:KWH3jNZsfyT6xfAfKiz6MRNmd46ByHDYaZ7KSkCtdW8=
+golang.org/x/sync v0.15.0/go.mod h1:1dzgHSNfp02xaA81J2MS99Qcpr2w7fw1gpm99rleRqA=
 golang.org/x/sys v0.0.0-20180830151530-49385e6e1522/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20180905080454-ebe1bf3edb33/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20180909124046-d0be0721c37e/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
@@ -409,6 +448,8 @@ golang.org/x/tools v0.1.12/go.mod h1:hNGJHUnrk76NpqgfD5Aqm5Crs+Hm0VOH/i9J2+nxYbc
 golang.org/x/tools v0.6.0/go.mod h1:Xwgl3UAJ/d3gWutnCtw505GrjyAbvKui8lOU390QaIU=
 golang.org/x/tools v0.13.0/go.mod h1:HvlwmtVNQAhOuCjW7xxvovg8wbNq7LwfXh/k7wXUl58=
 golang.org/x/tools v0.21.1-0.20240508182429-e35e4ccd0d2d/go.mod h1:aiJjzUbINMkxbQROHiO6hDPo2LHcIPhhQsa9DLh0yGk=
+golang.org/x/tools v0.33.0 h1:4qz2S3zmRxbGIhDIAgjxvFutSvH5EfnsYrRBj0UI0bc=
+golang.org/x/tools v0.33.0/go.mod h1:CIJMaWEY88juyUfo7UbgPqbC8rU2OqfAV1h2Qp0oMYI=
 golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 google.golang.org/appengine v1.1.0/go.mod h1:EbEs0AVv82hx2wNQdGPgUI5lhzA/G0D9YwlJXL52JkM=
diff --git a/quickstart/todoagent/main.go b/quickstart/todoagent/main.go
index a56b0f2..4c46cb0 100644
--- a/quickstart/todoagent/main.go
+++ b/quickstart/todoagent/main.go
@@ -20,12 +20,15 @@ import (
 	"context"
 	"os"
 
+	clc "github.com/cloudwego/eino-ext/callbacks/cozeloop"
 	"github.com/cloudwego/eino-ext/components/model/openai"
 	"github.com/cloudwego/eino-ext/components/tool/duckduckgo/v2"
+	"github.com/cloudwego/eino/callbacks"
 	"github.com/cloudwego/eino/components/tool"
 	"github.com/cloudwego/eino/components/tool/utils"
 	"github.com/cloudwego/eino/compose"
 	"github.com/cloudwego/eino/schema"
+	"github.com/coze-dev/cozeloop-go"
 
 	"github.com/cloudwego/eino-examples/internal/gptr"
 	"github.com/cloudwego/eino-examples/internal/logs"
@@ -36,7 +39,23 @@ func main() {
 	openAIModelName := os.Getenv("OPENAI_MODEL_NAME")
 	openAIBaseURL := os.Getenv("OPENAI_BASE_URL")
 
+	cozeloopApiToken := os.Getenv("COZELOOP_API_TOKEN")
+	cozeloopWorkspaceID := os.Getenv("COZELOOP_WORKSPACE_ID") // use cozeloop trace, from https://loop.coze.cn/open/docs/cozeloop/go-sdk#4a8c980e
+
 	ctx := context.Background()
+	var handlers []callbacks.Handler
+	if cozeloopApiToken != "" && cozeloopWorkspaceID != "" {
+		client, err := cozeloop.NewClient(
+			cozeloop.WithAPIToken(cozeloopApiToken),
+			cozeloop.WithWorkspaceID(cozeloopWorkspaceID),
+		)
+		if err != nil {
+			panic(err)
+		}
+		defer client.Close(ctx)
+		handlers = append(handlers, clc.NewLoopHandler(client))
+	}
+	callbacks.AppendGlobalHandlers(handlers...)
 
 	updateTool, err := utils.InferTool("update_todo", "Update a todo item, eg: content,deadline...", UpdateTodoFunc)
 	if err != nil {