diff --git a/vision_agent/lmm/lmm.py b/vision_agent/lmm/lmm.py
index cd0729bd..ddcb495b 100644
--- a/vision_agent/lmm/lmm.py
+++ b/vision_agent/lmm/lmm.py
@@ -381,6 +381,7 @@ def generate(
 
 class ClaudeSonnetLMM(LMM):
     r"""An LMM class for Anthropic's Claude Sonnet model."""
+
     def __init__(
         self,
         api_key: Optional[str] = None,
@@ -464,4 +465,4 @@ def generate(
             messages=[{"role": "user", "content": content}],
             **self.kwargs,
         )
-        return cast(str, response.content[0].text)
\ No newline at end of file
+        return cast(str, response.content[0].text)