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The Unified Interface For LLMs

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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-4.7
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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

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

1

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

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Credits can be used with any model or provider.

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3

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

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Recent Announcements

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OpenRouter Raises $113M Series B

OpenRouter Raises $113M Series B

OpenRouter has raised a $113M Series B led by CapitalG, with participation from NVentures, ServiceNow Ventures, MongoDB Ventures, Snowflake Ventures, Databricks Ventures, AMP PBC, and Pace Capital, alongside existing investors Andreessen Horowitz and Menlo Ventures.

May 28, 2026
Human-in-the-Loop Tools for the Agent SDK

Human-in-the-Loop Tools for the Agent SDK

A new tool type in the OpenRouter Agent SDK lets your agent auto-resolve routine decisions and pause for human input on high-stakes ones, with two hooks and zero loop-management code.

May 8, 2026
Consistent Web Search and Fetch Across Every Model

Consistent Web Search and Fetch Across Every Model

Give any tool-calling model the ability to search the web and fetch page content on its own, with multiple search engines and fetch engines to choose from.

May 7, 2026
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Featured Models

400+ active models on 60+ providers

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anthropic

Claude Opus 4.7

by anthropic

Tokens3.0T
Weekly Trend+65%
openai

GPT-5.5

by openai

Tokens518.2B
Weekly Trend-6%
google

Gemini 3.1 Pro Preview

by google

Tokens380.3B
Weekly Trend-38%