avoid encode ascii

Author: KatHaruto

src/agents/mcp/util.py

@@ -116,10 +116,7 @@ async def invoke_mcp_tool(
         if len(result.content) == 1:
             tool_output = result.content[0].model_dump_json()
         elif len(result.content) > 1:
-            tool_output = json.dumps(
-                [item.model_dump() for item in result.content],
-                ensure_ascii=False
-            )
+            tool_output = json.dumps([item.model_dump() for item in result.content])
         else:
             logger.error(f"Errored MCP tool result: {result}")
             tool_output = "Error running tool."

src/agents/models/chatcmpl_converter.py

@@ -393,8 +393,7 @@ def ensure_assistant_message() -> ChatCompletionAssistantMessageParam:
                             {
                                 "queries": file_search.get("queries", []),
                                 "status": file_search.get("status"),
-                            },
-                            ensure_ascii=False
+                            }
                         ),
                     },
                 )