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

# Authorization server metadata

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

## Request

- Base URL: `https://api.telnyx.com`
- URL: `https://api.telnyx.com/.well-known/oauth-authorization-server`
- Auth: none required

OAuth 2.0 Authorization Server Metadata (RFC 8414)

## Response `200`

Authorization server metadata

- AuthorizationServerMetadata
  - `issuer` string, uri: Authorization server issuer URL
  - `token_endpoint` string, uri: Token endpoint URL
  - `introspection_endpoint` string, uri: Token introspection endpoint URL
  - `jwks_uri` string, uri: JWK Set endpoint URL
  - `registration_endpoint` string, uri: Dynamic client registration endpoint URL
  - `authorization_endpoint` string, uri: Authorization endpoint URL
  - `grant_types_supported` string[]: Supported grant types
  - `code_challenge_methods_supported` string[]: Supported PKCE code challenge methods
  - `response_types_supported` string[]: Supported response types
  - `token_endpoint_auth_methods_supported` string[]: Supported token endpoint authentication methods
  - `scopes_supported` string[]: Supported OAuth scopes

## Other responses

- `400`: Bad Request
- `401`: Unauthorized

---

[API](https://skmtc.dev/team-telnyx/apis/telnyx-api.md) - [All operations](https://skmtc.dev/team-telnyx/apis/telnyx-api/llms.txt) - [OpenAPI document](https://skmtc.dev/team-telnyx/apis/telnyx-api/revisions/0f17b8167873?raw)