Endpoint
Authentication
This endpoint requires HMAC authentication. Include the
Key, Timestamp, and HMAC headers on every request. See the authentication guide for signing instructions.Request
The request body is optional. If you submit an empty body, every active order on your account is canceled.Limit the cancellation to orders on a specific event (question) ID.
Limit the cancellation to orders on a specific market (outcome) ID. Can be combined with
event to scope further.Response
Returns200 OK with two arrays of order IDs.
IDs of orders that were successfully canceled.
IDs of orders that could not be canceled immediately because they were already being processed (for example, mid-fill). Retry these IDs with Batch cancel after a short delay if you need them removed.
Example
Sample response (200 OK)