litellm.completionOPENROUTER_API_KEYconfig.yaml (proxy)beginner15 min

OpenRouter + LiteLLM model routing

Unified OpenAI-compatible access to 400+ models on OpenRouter within LiteLLM agents/workflows, with routing/fallbacks/cost tracking.

Prerequisites

  • OpenRouter account & API key (sk-or-...)
  • pip install litellm. For proxy: Docker or Python env with litellm[proxy].

Further reading