@@ -220,7 +220,7 @@ def __exit__(
 class AnthropicIntegration(Integration):
     identifier = "anthropic"
     origin = f"auto.ai.{identifier}"
-    version = None
+    version: "Union[tuple[int, ...], None]" = None
 
     def __init__(self: "AnthropicIntegration", include_prompts: bool = True) -> None:
         self.include_prompts = include_prompts