Webhook
Receive a signed event when a bulk batch reaches a terminal state.
Create a batch of up to 1,000 cards, receive HTTP 202 with a batch_id immediately, and retrieve delivered results by webhook, query API or CSV.
The customer HTTP connection does not remain open while suppliers deliver the order.
Validate the request and reserve the complete estimated amount for a live API key.
Split the batch into internal chunks of up to 50 cards.
Expose delivered, failed and pending quantities against the batch ID.
Settle delivered chunks and release amounts for permanently failed chunks.
Operations teams can consume the same batch through multiple channels.
Receive a signed event when a bulk batch reaches a terminal state.
Poll batch progress, totals and internal chunk statuses.
Download all currently delivered card codes; wait for completion for a final file.