OAuth provider library for Cloudflare Workers
workers-oauth-provider is a library that adds OAuth 2.1 authorization to HTTP APIs and remote MCP servers running on Cloudflare Workers. It is for protecting Worker routes, validating bearer tokens, and supporting authorization discovery for MCP clients. The catalogue entry is an instruction for using this library.
This repository also configures its own agents. See what workers-oauth-provider tells them →
cloudflare/workers-oauth-provider
Skill Claude CodeCodex ✓ vendor
Upgrade a Cloudflare Worker's @cloudflare/workers-oauth-provider from 0.x, 1.0 or 1.1 to the latest 1.x. Use when bumping that dependency, or when OAuthProvider / OAuthAuthorizationServer / OAuthResourceServer construction throws after an upgrade.