Cancel Order

Interface Description

• Function description: Cancel the order.

• Note: Before calling this interface, you must have successfully called the corresponding order interface.

• Applicable objects: Customers who integrate into Webull through Webull OpenAPI.

• Request URL: /trade/order/cancel

• Request method: POST

• Frequency limit: The calling frequency of each App ID is limited to 1 time per second.

Request Parameters

Parameter	Type	Required fields	Description	Example value
account_id	String	Yes	Account ID	20150320010101001
client_order_id	String	Yes	User-defined order ID	2022021819071234

Response Parameter

Parameter	Type	Required fields	Description	Example value
client_order_id	String	Yes	User-defined order ID	2022021819071234

Request Example

Python

from webullsdktrade.api import API
from webullsdkcore.client import ApiClient
from webullsdkcore.common.region import Region

api_client = ApiClient(your_app_key, your_app_secret, Region.US.value)
api = API(api_client)
response = api.order.cancel_order(account_id, client_order_id)
if response.status_code == 200:
    order_res = response.json()

Java

HttpApiConfig apiConfig = HttpApiConfig.builder()
        .appKey(Env.APP_KEY)
        .appSecret(Env.APP_SECRET)
        .regionId(Region.us.name())
        .build();
TradeApiService apiService = new TradeHttpApiService(apiConfig);
OrderResponse orderResponse = apiService.cancelOrder(accountId, clientOrderId);

Response Example

{
  "code": 200,
  "msg": "ok",
  "data": {
    "client_order_id": "01916462123512190"
  }
}

Exception Example

{
  "error_code": "TRADE_WEBULL_REQUEST_PROCESSING",
  "message": "The order is processing, please try later"
}