diff --git a/internal/common/http.go b/internal/common/http.go
index e3827b5e4d..190c7cea50 100644
--- a/internal/common/http.go
+++ b/internal/common/http.go
@@ -28,6 +28,7 @@ type response struct {
 	Code    ErrorCode   `json:"code"`
 	Data    interface{} `json:"data"`
 	Message interface{} `json:"message"`
+	Total   interface{} `json:"total,omitempty"`
 }
 
 // errorResponse error response
@@ -45,6 +46,16 @@ func SuccessWithData(c *gin.Context, data interface{}, message interface{}) {
 	})
 }
 
+// SuccessWithDataAndTotal returns success response with data and total number
+func SuccessWithDataAndTotal(c *gin.Context, data, total, message interface{}) {
+	c.JSON(http.StatusOK, response{
+		Code:    CodeSuccess,
+		Data:    data,
+		Total:   total,
+		Message: message,
+	})
+}
+
 // SuccessNoMessage returns success response without message
 func SuccessNoMessage(c *gin.Context, data interface{}) {
 	c.JSON(http.StatusOK, response{
diff --git a/internal/dao/chat_session.go b/internal/dao/chat_session.go
index 78faafbf8f..46c2d3b670 100644
--- a/internal/dao/chat_session.go
+++ b/internal/dao/chat_session.go
@@ -39,6 +39,7 @@ type ListAgentSessionsParams struct {
 	Desc       bool
 	SessionID  string
 	UserID     string
+	TenantID   string
 	IncludeDSL bool
 	Keywords   string
 	FromDate   *time.Time
diff --git a/internal/handler/agent.go b/internal/handler/agent.go
index 6ba8cacc26..097d1a467f 100644
--- a/internal/handler/agent.go
+++ b/internal/handler/agent.go
@@ -917,11 +917,14 @@ func (h *AgentHandler) ListAgentSessions(c *gin.Context) {
 	keywords := c.Query("keywords")
 	fromDate := c.Query("from_date")
 	toDate := c.Query("to_date")
-	orderby := c.DefaultQuery("orderby", "create_time")
-	desc := c.DefaultQuery("desc", "true") != "false"
+	orderby := c.DefaultQuery("orderby", "update_time")
+	descParam := c.Query("desc")
+	desc := descParam != "false" && descParam != "False"
 	sessionID := c.Query("id")
-	expUserID := c.Query("user_id")
-	includeDSL := c.Query("dsl") == "true"
+	queryUserID := c.Query("user_id")
+	expUserID := c.Query("exp_user_id")
+	dslParam := c.Query("dsl")
+	includeDSL := dslParam != "false" && dslParam != "False"
 	ctx := c.Request.Context()
 	resp, code, err := h.agentService.ListAgentSessions(ctx, user.ID, user.ID, canvasID, service.ListAgentSessionsRequest{
 		Page:       page,
@@ -932,7 +935,7 @@ func (h *AgentHandler) ListAgentSessions(c *gin.Context) {
 		OrderBy:    orderby,
 		Desc:       desc,
 		SessionID:  sessionID,
-		UserID:     user.ID,
+		UserID:     queryUserID,
 		ExpUserID:  expUserID,
 		IncludeDSL: includeDSL,
 	})
@@ -940,7 +943,7 @@ func (h *AgentHandler) ListAgentSessions(c *gin.Context) {
 		common.ErrorWithCode(c, code, err.Error())
 		return
 	}
-	common.SuccessWithData(c, resp.Data, "success")
+	common.SuccessWithDataAndTotal(c, resp.Data, resp.Total, "success")
 }
 
 // CreateAgentSession POST /api/v1/agents/:canvas_id/sessions
diff --git a/internal/service/agent_sessions.go b/internal/service/agent_sessions.go
index e80cf3987d..41e58d04bb 100644
--- a/internal/service/agent_sessions.go
+++ b/internal/service/agent_sessions.go
@@ -310,7 +310,7 @@ func checkDuplicateSessionIDs(ids []string) ([]string, []string) {
 }
 
 // ListAgentSessions returns paginated agent sessions visible to the caller.
-func (s *AgentService) ListAgentSessions(ctx context.Context, userID, tenantID, agentID string, req ListAgentSessionsRequest) (*ListAgentSessionsResponse, common.ErrorCode, error) {
+func (s *AgentService) ListAgentSessions(ctx context.Context, userID, _ string, agentID string, req ListAgentSessionsRequest) (*ListAgentSessionsResponse, common.ErrorCode, error) {
 	if agentID == "" {
 		return nil, common.CodeArgumentError, errors.New("agent_id is required")
 	}
diff --git a/internal/service/agent_test.go b/internal/service/agent_test.go
index e0282fae07..8a5ecfc3f5 100644
--- a/internal/service/agent_test.go
+++ b/internal/service/agent_test.go
@@ -881,6 +881,7 @@ func TestListAgentSessionsServiceSuccess(t *testing.T) {
 	createAgentSessionTestCanvas(t, "canvas-1", "user-1")
 	createAgentSessionTestConversation(t, "session-old", "canvas-1", "user-1", 1000)
 	createAgentSessionTestConversation(t, "session-new", "canvas-1", "user-1", 3000)
+	createAgentSessionTestConversation(t, "session-team", "canvas-1", "team-user", 2000)
 	createAgentSessionTestConversation(t, "session-other-agent", "canvas-other", "user-1", 9999)
 
 	ctx := t.Context()
@@ -897,11 +898,11 @@ func TestListAgentSessionsServiceSuccess(t *testing.T) {
 	if code != common.CodeSuccess {
 		t.Fatalf("expected code %d, got %d", common.CodeSuccess, code)
 	}
-	if resp.Total != 2 {
-		t.Fatalf("expected total 2, got %d", resp.Total)
+	if resp.Total != 3 {
+		t.Fatalf("expected total 3, got %d", resp.Total)
 	}
-	if len(resp.Data) != 2 {
-		t.Fatalf("expected 2 sessions, got %d", len(resp.Data))
+	if len(resp.Data) != 3 {
+		t.Fatalf("expected 3 sessions, got %d", len(resp.Data))
 	}
 	if resp.Data[0]["id"] != "session-new" {
 		t.Fatalf("expected newest session first, got %v", resp.Data[0]["id"])