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The Unified Interface For LLMs

Better prices, better uptime, no subscriptions.

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Monthly Tokens

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Global Users

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Active Providers

400+

Models

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One API for Any Model

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

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anthropic/claude-opus-4.7
Model routing visualization
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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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Data policy visualization

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

Hermes Agent preview
Hermes Agent

Hermes Agent

An autonomous agent that grows with you

Kilo Code preview
Kilo Code

Kilo Code

Everything you need for agentic development

1

Signup

Create an account to get started. You can set up an org for your team later.

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2

Buy credits

Credits can be used with any model or provider.

Apr 1
$99
Mar 30
$10
3

Get your API key

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

OPENROUTER_API_KEY
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Recent Announcements

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GPT-5.5 Price Increase: What It Actually Costs

GPT-5.5 Price Increase: What It Actually Costs

OpenAI doubled per-token prices with GPT-5.5 but the model is less verbose. We measured real usage to see the net cost impact.

May 4, 2026
Response Caching: Zero Cost for Identical Requests

Response Caching: Zero Cost for Identical Requests

Introducing the new Response Caching header: enables caching identical API requests so responses come back in a tiny fraction of the time, at zero cost.

April 30, 2026
April Release Spotlight

April Release Spotlight

Video generation, workspaces, an agent SDK, reranker models, and a wave of frontier model launches.

April 30, 2026
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Featured Models

400+ active models on 60+ providers

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anthropic

Claude Opus 4.7

by anthropic

Tokens983.9B
Weekly Trend-25.08%
openai

GPT-5.5

New

by openai

Tokens294.2B
Weekly Trend+86.63%
google

Gemini 3.1 Pro Preview

by google

Tokens333.2B
Weekly Trend-17.28%