Remove anthropic key getter

config.py

@@ -24,7 +24,6 @@ def load_api_keys():
     """Load API keys from environment variables."""
     # Gemini API is the default
     os.environ["GEMINI_API_KEY"] = os.getenv("GEMINI_API_KEY")
-    os.environ["ANTHROPIC_API_KEY"] = os.getenv("ANTHROPIC_API_KEY")
 
 def get_model_id(is_test=True):
     """Get the appropriate model ID based on configuration."""