For AI agents: a documentation index is available at the root level at /llms.txt and /llms-full.txt. Append /llms.txt to any URL for a page-level index, or .md for the markdown version of any page.

Models Chat Rankings Docs

Docs API Reference Client SDKs Agent SDK Cookbook

Docs API Reference Client SDKs Agent SDK Cookbook

- Overview
- Usage for Agents
TypeScript SDK
- Overview
Python SDK
- Overview
Go SDK
DevTools
- Overview
- Migrating to @openrouter/agent

Models Chat Rankings Docs

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Fields

Go SDK API Reference Models

Metadata - Go SDK

Metadata type definition

The Go SDK and docs are currently in beta. Report issues on GitHub.

Fields

Field	Type	Required	Description
`UserID`	optionalnullable.OptionalNullable[`string`]	➖	N/A

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OAuth - Go SDK

OAuth method reference