Update README.md

README.md

@@ -63,10 +63,9 @@ python app.py
 
 Grux2 uses environment variables for API keys and settings. The main configuration options (see `src/utils/config.py`) include:
 
-- `CLAUDE_API_KEY` (required): Anthropic Claude API key
-- `GPT_KEY`: OpenAI GPT API key (for code execution, multimodal, etc.)
+- `CLAUDE_API_KEY` (required, main coordinator): Anthropic Claude API key
+- `GPT_KEY`: OpenAI GPT API key (multimodal Whisper)
 - `HF_KEY` (required): Hugging Face API key
-- `TAVILY_API_KEY`: Tavily web search API key (optional)
 - `LANGSMITH_API_KEY`: LangSmith tracing (optional)
 - `GOOGLE_API_KEY`: Google Generative AI (for video analysis)
 - `SCORER_URL`: Scoring server URL (default provided)