Delete a dataset
⚠️
Preview — this feature is being built; the design below is the spec.
DELETE https://app.syntic.ai/v1/evals/datasets/{dataset_id}Delete a dataset and its items. Finished runs keep their results and a copy of the inputs they used.
For how this fits into a full workflow, see Evaluations.
Headers
| Header | Required | Value |
|---|---|---|
Authorization | Yes | Bearer <key>: a private inference key (sk_live_...). See Authentication. |
syntic-beta | Yes, while in preview | evals-2026-12-01. Without it the call fails with 400 beta_required. See Versioning. |
Path parameters
| Parameter | Type | Description |
|---|---|---|
dataset_id | string | Starts with evds_. |
Response
200 OK, Content-Type: application/json
{
"id": "evds_01JD13B5D7F9H1K3M5P7",
"type": "eval_dataset",
"deleted": true
}Examples
curl -sS -X DELETE "https://app.syntic.ai/v1/evals/datasets/evds_01JD13B5D7F9H1K3M5P7" \
-H "Authorization: Bearer $SYNTIC_API_KEY" \
-H "syntic-beta: evals-2026-12-01"Errors
Errors use the error envelope and carry a request_id. Codes specific to this operation:
| Status | type | code | When |
|---|---|---|---|
| 400 | invalid_request_error | beta_required | The syntic-beta header is missing. |
| 409 | conflict_error | run_in_progress | A run is using the dataset right now. |
| 404 | not_found_error | dataset_not_found | No dataset with this id. |
| 401 | authentication_error | invalid_api_key | The key is missing, unknown, revoked or expired. |
| 429 | rate_limit_error | rate_limited | Too many requests; wait for Retry-After. See Rate-limit headers. |
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