diff --git a/server/collection/internal/logic/testailogic.go b/server/collection/internal/logic/testailogic.go
index cc2e6f9c..a0cec2a1 100644
--- a/server/collection/internal/logic/testailogic.go
+++ b/server/collection/internal/logic/testailogic.go
@@ -79,7 +79,8 @@ func (l *TestAiLogic) TestAi(req *types.TestAiReq, userinfo *auth.UserInfo) (res
 		return resp.SetStatusWithMessage(basic.CodeServiceErr, v)
 	}
 	end := time.Now().UTC().UnixMilli() - begin
-	return resp.SetStatus(basic.CodeOK, fmt.Sprintf("耗时:%d ms", end))
+	avg := end / int64(req.Num)
+	return resp.SetStatus(basic.CodeOK, fmt.Sprintf("总耗时:%d ms，平均耗时%d ms", end, avg))
 }
 
 // 处理逻辑后 w,r 如:重定向, resp 必须重新处理