OpenRouter
One API for 300+ AI models — switch providers without rewriting code.
Visit OpenRouter Free credits, then pay-per-token
What is OpenRouter?
OpenRouter is a unified API gateway for 300+ AI models from OpenAI, Anthropic, Google, Meta, DeepSeek, and dozens of others. One key, one endpoint, automatic failover, transparent pricing per model. The backbone of multi-model AI workflows in 2026.
Key features
- 300+ models across providers
- Single API key
- Automatic provider failover
- Live pricing comparison
- OpenAI-compatible API
- Built-in rate limit handling
Pros
- No code rewrites when switching models
- Often cheaper than direct provider APIs
- Genuinely easy to A/B test models
Cons
- Adds a small latency hop
- Some advanced features (caching, tool use) provider-dependent
- Free tier credits run out fast
Best for
Developers comparing modelsMulti-model production appsTeams hedging against provider riskBuilders on a budget
Read more
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