Models

One platform, every model.

300+ models via our gateway, always up to date — plus your own trained models on top. Every call routes with a verifiable audit line.

300+ models, always current

The catalogue on OpenRouter grows every week. We track it. You never rewrite a client.

One bill, one contract

Bring your own keys, or run everything through us. We reconcile spend across providers and produce a single invoice.

Verifiable on every call

Optional VeriStamp on responses — prompt, tools, model, tokens, and a signed check digit any reviewer can recompute.

Providers

Every major lab, plus the long tail.

A partial list. The gateway carries every model on OpenRouter — currently 300+ — and adds new ones automatically.

Anthropic

Claude family

OpenAI

GPT family

Google

Gemini + Vertex