CancelOrder

Cancel a specific open order by its order ID.

Endpoint URL

Local Host   :  POST http://127.0.0.1:5000/api/v1/cancelorder
Ngrok Domain :  POST https://<your-ngrok-domain>.ngrok-free.app/api/v1/cancelorder
Custom Domain:  POST https://<your-custom-domain>/api/v1/cancelorder

Sample API Request

{
  "apikey": "<your_app_apikey>",
  "orderid": "250408001002736",
  "strategy": "Python"
}

Sample cURL Request

curl -X POST http://127.0.0.1:5000/api/v1/cancelorder \
  -H 'Content-Type: application/json' \
  -d '{
  "apikey": "<your_app_apikey>",
  "orderid": "250408001002736",
  "strategy": "Python"
}'

Sample API Response

{
  "orderid": "250408001002736",
  "status": "success"
}

Request Body

Parameter	Description	Mandatory/Optional	Default Value
apikey	Your OpenAlgo API key	Mandatory	-
orderid	Order ID to cancel	Mandatory	-
strategy	Strategy identifier	Optional	-

Response Fields

Field	Type	Description
status	string	"success" or "error"
orderid	string	Cancelled order ID
message	string	Error message (on failure)
mode	string	"live" or "analyze"

Notes

• Only open/pending orders can be cancelled

• Completed orders cannot be cancelled

• Orders that are being processed (in transit) may not be cancellable

• If the order is already cancelled, the API returns success

• For AMO (After Market Orders), cancellation rules may differ

Error Scenarios

Error	Cause
Order not found	Invalid order ID
Order not cancellable	Order already executed
Order in transit	Order being processed at exchange

Related Endpoints

• CancelAllOrder - Cancel all open orders at once

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