---
title: "OAuth 2.1 authorization server metadata (RFC 8414)"
method: GET
path: "/.well-known/oauth-authorization-server"
tags: ["OAuth"]
---

# OAuth 2.1 authorization server metadata (RFC 8414)

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

## Request

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

Also served at /.well-known/oauth-authorization-server/mcp.

## Response `200`

Issuer, endpoint URLs, S256 PKCE, supported grants.

---

[API](https://skmtc.dev/deadsimple/apis/dead-simple-email-api.md) · [All operations](https://skmtc.dev/deadsimple/apis/dead-simple-email-api/llms.txt) · [OpenAPI document](https://skmtc.dev/deadsimple/apis/dead-simple-email-api/revisions/c697881be131?raw)