| # LLM Providers (choose one or both) | |
| GROQ_API_KEY=gsk_your_groq_key | |
| OPENROUTER_API_KEY=sk-or-your_openrouter_key | |
| # SearXNG (self-hosted, optional) | |
| SEARXNG_URL=https://your-searxng.hf.space | |
| # Search APIs | |
| TAVILY_API_KEY=tvly-xxxxx | |
| BRAVE_API_KEY=BSAxxxxx | |
| # Configuration | |
| LLM_PROVIDER=openrouter # or "groq" | |
| LLM_MODEL=nvidia/nemotron-3-super-120b-a12b:free | |