diff --git a/src/memos/llms/openai.py b/src/memos/llms/openai.py
index c45038e9d..f4ebf45c7 100644
--- a/src/memos/llms/openai.py
+++ b/src/memos/llms/openai.py
@@ -55,7 +55,7 @@ def generate(self, messages: MessageList, **kwargs) -> str:
             return reasoning_content + response_content
         return response_content
 
-    @timed(log=True, log_prefix="OpenAI LLM")
+    @timed(log=True, log_prefix="OpenAI LLM", log_args=["model_name_or_path"])
     def generate_stream(self, messages: MessageList, **kwargs) -> Generator[str, None, None]:
         """Stream response from OpenAI LLM with optional reasoning support."""
         if kwargs.get("tools"):