List dataset items

⚠️
Preview — this feature is being built; the design below is the spec.
GET https://app.syntic.ai/v1/evals/datasets/{dataset_id}/items

Return a dataset’s items in the order they were added.

For how this fits into a full workflow, see Evaluations.

Headers

HeaderRequiredValue
AuthorizationYesBearer <key>: a private inference key (sk_live_...). See Authentication.
syntic-betaYes, while in previewevals-2026-12-01. Without it the call fails with 400 beta_required. See Versioning.

Path parameters

ParameterTypeDescription
dataset_idstringStarts with evds_.

Query parameters

ParameterTypeDefaultDescription
tagstringOnly items with this tag.
limitinteger201 to 100.
after_idstringNext page: the previous page’s last_id.
before_idstringPrevious page: the previous page’s first_id.

Response

200 OK, Content-Type: application/json

{
  "data": [
    {
      "id": "evit_01JD24C6E8G0J2L4N6Q8",
      "type": "eval_item",
      "dataset_id": "evds_01JD13B5D7F9H1K3M5P7",
      "input": {
        "ticket": "I was charged twice for order 88123.",
        "customer_tier": "gold"
      },
      "ideal": "Apologise, confirm the duplicate charge, say the refund is issued within 3 working days.",
      "tags": [
        "billing"
      ],
      "created_at": "2026-11-01T09:00:00Z"
    }
  ],
  "has_more": false,
  "first_id": "evit_01JD24C6E8G0J2L4N6Q8",
  "last_id": "evit_01JD24C6E8G0J2L4N6Q8"
}
FieldTypeDescription
inputobjectValues substituted into the prompt template’s {{variables}}.
idealstring or object or nullThe reference answer graders compare against. Optional for rubric graders.
tagsarrayUp to 10 tags; results can be broken down by tag.
has_morebooleantrue when another page exists after this one.
first_idstring or nullPass as before_id to go back a page.
last_idstring or nullPass as after_id to get the next page.

Examples

curl -sS "https://app.syntic.ai/v1/evals/datasets/evds_01JD13B5D7F9H1K3M5P7/items?tag=billing" \
  -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:

StatustypecodeWhen
400invalid_request_errorbeta_requiredThe syntic-beta header is missing.
404not_found_errordataset_not_foundNo dataset with this id.
401authentication_errorinvalid_api_keyThe key is missing, unknown, revoked or expired.
429rate_limit_errorrate_limitedToo many requests; wait for Retry-After. See Rate-limit headers.
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