Cancel Order by Client Order ID

#Endpoint

DELETE /v1/client/order?client_order_id={client_order_id}&symbol={symbol}

Mainnet: DELETE https://api.orderly.org/v1/client/order?client_order_id={client_order_id}&symbol={symbol}

Testnet: DELETE https://testnet-api.orderly.org/v1/client/order?client_order_id={client_order_id}&symbol={symbol}

Request limit: 10 requests per second. This route cancels an order by the client-assigned ID rather than the server order ID. It requires an API key with the trading scope.

#Authentication headers

• orderly-timestamp — required signed-request timestamp in milliseconds.
• orderly-account-id — required account ID.
• orderly-key — required public API key.
• orderly-signature — required request signature.

#Query parameters

• client_order_id (string, required) — client ID assigned to the order.
• symbol (string, required) — market symbol for the order.

#Example request

curl --request DELETE \
  --url 'https://api.orderly.org/v1/client/order?client_order_id=pango-demo-001&symbol=PERP_ETH_USDC' \
  --header 'orderly-account-id: <account-id>' \
  --header 'orderly-key: <public-api-key>' \
  --header 'orderly-signature: <signature>' \
  --header 'orderly-timestamp: <timestamp-in-ms>'

#Successful response

HTTP 200 indicates that the cancellation request was sent.

{
  "success": true,
  "data": { "status": "CANCEL_SENT" },
  "timestamp": 1702989203989
}