Cancel Order

Cancel an active limit order

DELETE

Overview

Cancels an active limit order.

Authentication

HMAC-SHA256 authentication required.

Header	Description
OUTPOLL-API-KEY	Your API key
OUTPOLL-API-SIGNATURE	Base64URL-encoded HMAC-SHA256 signature
OUTPOLL-API-TIMESTAMP	Current Unix timestamp in seconds

Generate the signature from timestamp + method + path + body.

Timestamps must be within 30 seconds of server time.

Common errors

Code	Description
200	OK — Request succeeded
201	Created — Resource created successfully
202	Accepted — Request accepted for async processing
204	No Content — Success with no response body
400	Bad Request — Invalid parameters
401	Unauthorized — Missing or invalid API key / signature
403	Forbidden — API key permanently blocked
404	Not Found — Resource does not exist
429	Too Many Requests — Rate limit exceeded
500	Internal Server Error

Request

• Method: DELETE

• Path: /orders/limit/{orderId}

Path parameters

Parameter	Type	Description
orderId	string	ID of the order to cancel

Response

Response 200 OK or 204 No Content

The order is canceled if it is still active.