# `GET /oauth/authorize`

Public. No cookie required.

OAuth 2.1 Authorization Endpoint (RFC 6749 & RFC 7636)

Authorization prompt for end-users to grant access to an MCP client.

## Query parameters

| Param | Required | Type | Description |
|-------|----------|------|-------------|
| `client_id` | yes | string |  |
| `redirect_uri` | yes | string |  |
| `response_type` | yes | string |  |
| `code_challenge` | yes | string |  |
| `code_challenge_method` | yes | string |  |
| `state` | no | string |  |

## Response `200`

Authorization / Consent HTML form

## Errors

| Status | Description |
|--------|-------------|
| 302 | Redirect back to client callback |

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