diff --git a/src/langbot/pkg/api/http/service/provider.py b/src/langbot/pkg/api/http/service/provider.py
index 4888e7da..598d72e8 100644
--- a/src/langbot/pkg/api/http/service/provider.py
+++ b/src/langbot/pkg/api/http/service/provider.py
@@ -160,9 +160,7 @@ class ModelProviderService:
 
         return {'llm_count': llm_count, 'embedding_count': embedding_count, 'rerank_count': rerank_count}
 
-    async def find_or_create_provider(
-        self, requester: str, base_url: str, api_keys: list
-    ) -> str:
+    async def find_or_create_provider(self, requester: str, base_url: str, api_keys: list) -> str:
         """Find existing provider or create new one"""
         api_keys = self._normalize_api_keys(api_keys)