diff --git a/apps/python-sdk/firecrawl/v2/types.py b/apps/python-sdk/firecrawl/v2/types.py
index bd38e20e6..f8980c2c4 100644
--- a/apps/python-sdk/firecrawl/v2/types.py
+++ b/apps/python-sdk/firecrawl/v2/types.py
@@ -768,7 +768,7 @@ class ActiveCrawlsRequest(BaseModel):
 # Configuration types
 class ClientConfig(BaseModel):
     """Configuration for the Firecrawl client."""
-    api_key: Optional[str]
+    api_key: Optional[str] = None
     api_url: str = "https://api.firecrawl.dev"
     timeout: Optional[float] = None
     max_retries: int = 3