API reference

List operations

List a project's long-running operations, newest first

GET/api/v2/operations

Authentication WLT-Api-Key

List the selected project's operations newest first, without result payloads. GET an individual operation for its response. Preserve page tokens exactly and use the origin filter when separating API work from app work. Read the guide.

Query parameters

originResourceOrigin | null

Value in"APPLET", "DEVELOPER_API"

taskstring | null

Only operations of this task, as named in metadata.task.

statusOperationStatus | null

Only operations with this outcome. FAILED is every done operation carrying an error, including cancelled and expired ones.

Value in"RUNNING", "SUCCEEDED", "FAILED"

createdAfterinteger | null

Unix seconds; only operations accepted at or after this time.

Range0 <= value <= 253402300799

createdBeforeinteger | null

Unix seconds; only operations accepted before this time.

Range0 <= value <= 253402300799

pageSizeinteger

Range1 <= value <= 200

Default20

pageTokenstring | null

Responses

`200`

Successful Response

application/json

A page of operations, newest first.

operationsarray<ListedOperation>required

Operations ordered from newest to oldest.

nextPageTokenstring | null

Token for the next page; absent when there are no more.

`422`

Validation Error

application/json

detailarray<ValidationError>

Request example

cURL

curl --request GET \  --url 'https://api.atlas-beta.worldlabs.ai/api/v2/operations' \  --header "WLT-Api-Key: $WLT_API_KEY"

Response example200 · JSON

1{2  "operations": [3    {4      "id": "op_01jexample000000000000000000",5      "ownerId": "acct_01jexample00000000000000000",6      "metadata": null,7      "done": false,8      "error": null,9      "expiresAtSecs": 1789415864,10      "createdAtSecs": 1789412264,11      "webhookDelivery": {12        "state": "SCHEDULED",13        "attemptCount": 0,14        "lastAttemptTime": "2026-09-14T20:00:00Z"15      },16      "name": "accounts/acct_01jexample00000000000000000/projects/project_example/operations/op_01jexample000000000000000000"17    }18  ],19  "nextPageToken": "next-page-token"20}