OpenRouter is a developer tool with comprehensive developer documentation. This page reflects the latest available version.
OpenRouter / latest
updated Mar 13, 2026
OpenRouter is a unified interface for large language models that exposes all major models through a single API. Its main purpose is to simplify access to multiple providers and models for developers. Key capabilities include model routing across providers, high availability with automatic fallback, and out of the box OpenAI SDK compatibility. Comprehensive developer documentation is available for download. This entry reflects the current stable release.
source: https://openrouter.ai/docs