Bulk add items to a list

Adds up to 1000 items to a list in a single request.

Authentication

X-API-Keystring

Organization API key. Keys are prefixed with vk_live_ (production) or vk_sandbox_ (sandbox).

Path parameters

list_idstringRequired

Headers

Verifa-VersiondateOptional

API version date string (e.g. 2026-02-01). If omitted, the version pinned to your API key is used.

Request

This endpoint expects an object.
itemslist of objectsRequired

Response

Items created.
importedinteger

Errors

400
Bad Request Error
401
Unauthorized Error
403
Forbidden Error
404
Not Found Error
422
Unprocessable Entity Error