diff --git a/src/server.py b/src/server.py
index 352f21f..2d53985 100644
--- a/src/server.py
+++ b/src/server.py
@@ -524,7 +524,7 @@ def make_app() -> FastAPI:
                         "content": [
                             {
                                 "type": "text",
-                                "text": json.dumps(result, ensure_ascii=False),
+                                "text": (result if isinstance(result, str) else json.dumps(result, ensure_ascii=False)),
                             }
                         ]
                     },