# LLM API key (required) — works with any LiteLLM-supported provider
# OpenAI:    LLM_API_KEY=sk-...
# Anthropic: LLM_API_KEY=sk-ant-...
# Gemini:    LLM_API_KEY=AIza...
# DeepSeek:  LLM_API_KEY=sk-...
LLM_API_KEY=your-key-here
