---
title: "OAuth 2.1 authorization server metadata"
method: GET
path: "/.well-known/oauth-authorization-server"
tags: ["oauth-server"]
---

# OAuth 2.1 authorization server metadata

`GET /.well-known/oauth-authorization-server`

## Response `200`

Metadata

- OAuthAuthorizationServerMetadata
  - `issuer` string, required
  - `authorization_endpoint` string, required
  - `token_endpoint` string, required
  - `registration_endpoint` string, required
  - `response_types_supported` string[], required
  - `grant_types_supported` string[], required
  - `token_endpoint_auth_methods_supported` string[], required
  - `code_challenge_methods_supported` string[], required

---

[API](https://skmtc.net/crosmos/apis/crosmos-api.md) · [All operations](https://skmtc.net/crosmos/apis/crosmos-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/crosmos/crosmos-api/revisions/a828d1399648/schema)