# OAuth Authorization Endpoint

**GET** `/oauth/authorize`

OAuth 2.1 authorization endpoint (RFC 6749 §3.1). Validates the client and PKCE parameters, then redirects to the login or consent page

Base URL: `https://www.comet.com/opik/api`

Tags: `MCP OAuth`

## Authorization

This operation requires no authorization.

## Query parameters

| Name | Type | Required | Description |
| --- | --- | --- | --- |
| `client_id` | `string` | Yes | — |
| `redirect_uri` | `string` | Yes | — |
| `response_type` | `string` | No | — |
| `code_challenge` | `string` | No | — |
| `code_challenge_method` | `string` | No | — |
| `resource` | `string` | No | — |
| `state` | `string` | No | — |

## Responses

| Status | Description | Media type |
| --- | --- | --- |
| `302` | Redirect to login, consent, or client redirect_uri with an error | — |

## Related pages

- [Activate a pairing session](./activatepairingsession.md)
- [Add blueprint to existing config](./updateagentconfig.md)
- [Add items to annotation queue](./additemstoannotationqueue.md)
- [Add span comment](./addspancomment.md)
- [Add span feedback score](./addspanfeedbackscore.md)
- [Add thread comment](./addthreadcomment.md)
- [Add trace comment](./addtracecomment.md)
- [Add trace feedback score](./addtracefeedbackscore.md)
- [Agent Configs](./tags/agent-configs.md)
- [Agent Insights](./tags/agent-insights.md)

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