> For the complete documentation index, see [llms.txt](https://api-documentation.autoshares.dev/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://api-documentation.autoshares.dev/rest-api/trading-api/orders/cancel-order/orders_cancelorder.md).

# Syntax

## Cancel order

```
DELETE /v{version}/accounts/{accountId}/orders/{orderId}
```

### Description

This API endpoint enables you to cancel an existing order.

### Parameters

| Type       | Name                           | Description                                                                                                                                 | Schema          | Default |
| ---------- | ------------------------------ | ------------------------------------------------------------------------------------------------------------------------------------------- | --------------- | ------- |
| **Header** | **Authorization**   *required* | This is the authorization token that you retrieved from the first endpoint (/token).                                                        | string          |         |
| **Header** | **Et-App-Key**   *required*    | This is your app’s unique key that can be retrieved from the BO Companies widget in Autoshares Trader.                                      | string          |         |
| **Path**   | **accountId**   *required*     | This is the unique identifier of the trading account whose order needs to be cancelled.                                                     | integer (int32) |         |
| **Path**   | **orderId**   *required*       | This is the ID of the order that needs to be cancelled.                                                                                     | integer (int32) |         |
| **Path**   | **version**   *required*       | This is the version of the API. Unless you have multiple versions of Autoshares Trader’s API deployed in your environment, leave it at 1.0. | string          | `"1"`   |

### Responses

| HTTP Code | Description                                                                                       | Schema     |
| --------- | ------------------------------------------------------------------------------------------------- | ---------- |
| **200**   | OK                                                                                                | object     |
| **204**   | The order was successfully cancelled                                                              | No Content |
| **401**   | The access level of the provided authorization token is not sufficient to perform this operation. | No Content |
| **403**   | The provided Et-App-Key is incorrect.                                                             | No Content |
| **409**   | A conflict has occurred when attempting to cancel the order.                                      | No Content |
| **422**   | A validation error occurred while processing the request.                                         | No Content |
| **500**   | Internal server error                                                                             | No Content |

### Produces

* `application/json`
* `text/json`