Fix: Strip unsupported payload parameters for Google Gemini OpenAI-compatible proxy

tinytroupe/openai_utils.py

@@ -287,6 +287,10 @@ class OpenAIClient:
                 del chat_api_params["response_format"]
             if "reasoning_effort" in chat_api_params:
                 del chat_api_params["reasoning_effort"]
+            if "frequency_penalty" in chat_api_params:
+                del chat_api_params["frequency_penalty"]
+            if "presence_penalty" in chat_api_params:
+                del chat_api_params["presence_penalty"]
             if "max_completion_tokens" in chat_api_params:
                 chat_api_params["max_tokens"] = chat_api_params.pop("max_completion_tokens")