# Start dataset CSV export

**POST** `/v1/private/datasets/{id}/export`

Initiates an asynchronous CSV export job for the dataset. Returns immediately with job details for polling.

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

Tags: `Datasets`

## Authorization

This operation requires no authorization.

## Path parameters

| Name | Type | Required | Description |
| --- | --- | --- | --- |
| `id` | `string` (uuid) | Yes | — |

## Responses

| Status | Description | Media type |
| --- | --- | --- |
| `200` | Existing export job in progress | `application/json` |
| `202` | Export job created | `application/json` |

### Example response: 200 — Existing export job in progress

```json
{
  "created_at": "2026-06-09T00:00:00Z",
  "created_by": "string",
  "dataset_id": "00000000-0000-0000-0000-000000000000",
  "dataset_name": "string",
  "error_message": "string",
  "expires_at": "2026-06-09T00:00:00Z",
  "file_path": "string",
  "id": "00000000-0000-0000-0000-000000000000",
  "last_updated_at": "2026-06-09T00:00:00Z",
  "last_updated_by": "string",
  "status": "COMPLETED",
  "viewed_at": "2026-06-09T00:00:00Z"
}
```

### Example response: 202 — Export job created

```json
{
  "created_at": "2026-06-09T00:00:00Z",
  "created_by": "string",
  "dataset_id": "00000000-0000-0000-0000-000000000000",
  "dataset_name": "string",
  "error_message": "string",
  "expires_at": "2026-06-09T00:00:00Z",
  "file_path": "string",
  "id": "00000000-0000-0000-0000-000000000000",
  "last_updated_at": "2026-06-09T00:00:00Z",
  "last_updated_by": "string",
  "status": "COMPLETED",
  "viewed_at": "2026-06-09T00:00:00Z"
}
```

## 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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