| # LLM Configuration | |
| LLM_PROVIDER=openrouter | |
| LLM_API_KEY= | |
| LLM_MODEL=google/gemini-2.0-flash-exp:free | |
| LLM_TEMPERATURE=0.7 | |
| LLM_MAX_TOKENS=4000 | |
| # Search Configuration | |
| MAX_PAPERS_TO_RETURN=10 | |
| MAX_RESULTS_PER_SOURCE=20 | |
| SEARCH_TIMEOUT=300 | |
| # Semantic Scholar API (optional, but recommended for higher rate limits) | |
| SEMANTIC_SCHOLAR_API_KEY=your-semantic-scholar-api-key-here | |