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Access all major models through a single, unified interface. OpenAI SDK works out of the box.

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anthropic/claude-opus-4.8
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Higher Availability

Reliable AI models via our distributed infrastructure. Fall back to other providers when one goes down.

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Price and Performance

Keep costs in check without sacrificing speed. OpenRouter runs at the edge for minimal latency between your users and their inference.

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Custom Data Policies

Protect your organization with fine grained data policies. Ensure prompts only go to the models and providers you trust.

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Featured Agents

250k+ apps using OpenRouter with 4.2M+ users globally

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Replit preview
Replit

Replit

The easiest way to go from idea to app

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Hermes Agent

Hermes Agent

An autonomous agent that grows with you

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Kilo Code

Kilo Code

Everything you need for agentic development

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Credits can be used with any model or provider.

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Create an API key and start making requests. Fully OpenAI compatible.

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Recent Blog Posts

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Free LLM APIs Compared: Rate Limits, Models, and Real Costs (2026)

Free LLM APIs Compared: Rate Limits, Models, and Real Costs (2026)

Stop guessing which free LLM API survives past a side project. Here's how OpenRouter, Groq, Gemini, and 10 more compare on limits, cost, and data use.

June 15, 2026
Agentic AI Governance: Your API Key Is a Guardrail

Agentic AI Governance: Your API Key Is a Guardrail

Most agentic AI governance frameworks define the rules but never enforce them. Learn how the API routing layer stops runaway spend and model escalation.

June 15, 2026
OpenRouter Reliability & Automatic Failover: How Requests Keep Succeeding

OpenRouter Reliability & Automatic Failover: How Requests Keep Succeeding

Provider failover is on by default. Model fallbacks are opt-in. The two layers recover from different failures; here's how each one works and where failover stops.

June 12, 2026
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Featured Models

400+ active models on 60+ providers

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anthropic

Claude Fable 5

New

by anthropic

Tokens252.6B
Weekly Trend0%
openai

GPT-5.5

by openai

Tokens568.1B
Weekly Trend+11%
google

Gemini 3.1 Pro Preview

by google

Tokens324.8B
Weekly Trend+18%