OpenRouter
openrouter.ai
MCPNo card
Router for hundreds of LLMs through one OpenAI-compatible API
- Free tier
- Yes
- Per month
- Free – Usage
- MCP
- Yes
Why it's here
One OpenAI-compatible API unlocks a broad model catalog; check provider policies and model-specific capabilities.
Free tier
Some free models and BYOK allowance; credits required for API use
Setup
npm i @openrouter/sdkhttps://mcp.openrouter.ai/mcpEnvironment variables
- OPENROUTER_API_KEY
Visit OpenRouter(opens in a new tab)
Last verified
LLM APIs
#4 of 20One OpenAI-compatible API unlocks a broad model catalog; check provider policies and model-specific capabilities.
| per month | FreeFree | StandardUsage5.5% credit-purchase fee + model usage | BusinessUsage8% credit-purchase fee + model usage | EnterpriseCustom |
|---|---|---|---|---|
| Commercial use | ||||
| Tool calling | ||||
| OpenAI-compatible | ||||
| No data training | ||||
| Prod rate limits | ||||
| JSON schema | ||||
| Prompt caching | ||||
| Image input | ||||
| Context window | 2000000 tokens | 1000000 tokens | 1000000 tokens | 2000000 tokens |