OpenRouter

Model

One API for hundreds of models across many providers

Price: Free tier, then paid
Access: API key

About

OpenRouter is one OpenAI-compatible API in front of hundreds of models from many providers. It is for developers who want to switch models or add fallbacks without new integrations. Token prices follow each model, plus a platform fee on credit purchases.

What you can do with it

Call models from OpenAI, Anthropic, Google and more with one API key
Route requests with automatic fallbacks when a provider fails
Use the OpenAI SDK with OpenRouter as a drop-in replacement

Get started

Create an OpenRouter account and an API key
Buy credits, or pick a model with the :free variant

Example

curl https://openrouter.ai/api/v1/chat/completions \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer $OPENROUTER_API_KEY" \
  -d '{
    "model": "openai/gpt-6-sol",
    "messages": [{"role": "user", "content": "What is the meaning of life?"}]
  }'

Details

Hosting: Hosted service
Available in: Worldwide
Official SDKs: JavaScript/TypeScript, Python, Go
MCP server: Remote
Works with: OpenAI, Anthropic, Gemini