# OpenRouter API key — get one at https://openrouter.ai/keys # LLM features are disabled when this is not set. OPENROUTER_API_KEY= # Primary model (free tier) LLM_MODEL=arcee-ai/trinity-large-preview:free # Fallback model — used automatically when primary hits rate limit (429) # Costs per-token. Remove or leave empty to disable fallback. # LLM_FALLBACK_MODEL=openai/gpt-oss-120b