Tip：
You can create order by websocket after login.

Request

TPSL

{
    "id": "ws-1735611102",
    "action": "replace_algo_order",
    "args": {
        "algoOrderId": "",
        "clientOrderId": "1737615509395024000",
        "orderQty": "0.01",
        "conditionalTriggerPrice": "",
        "conditionalTriggerType": "",
        "conditionalPrice": "",
        "tpTriggerPrice": "632",
        "tpTriggerType": "MARK_PRICE",
        "tpPrice": "732.1",
        "slTriggerPrice": "742",
        "slTriggerType": "LAST_PRICE",
        "slPrice": "0"
    }
}

Field name	Type	Necessary	Remarks
id	`String`	N	client request id
action	`String`	Y	place_algo_order
args	`Object`	Y	request params
> algoOrderId	`String`	N	Algo order ID
> clientOrderId	`String`	N	Customer defined order ID ，only support letters(a-z) and numbers(0-9)
> orderQty	`String`	N	Algo order quantity(Mandatory, unless spot market buy ) note: trading unit of OKX is the number of contracts/ trading unit of Binance is the number of coin

TP/SL

Field name	Type	Necessary	Remarks
conditionalTriggerPrice	`String`	N	Conditional Order Trigger Price
conditionalTriggerPriceType	`String`	N	Conditional Order Trigger Price Type: LAST_PRICE, MARK_PRICE
conditionalPrice	`String`	N	Limit Price After Triggering Conditional Order ; 0 Indicates Market Price.
tpTriggerPrice	`String`	N	Take-profit trigger price.
tpTriggerType	`String`	N	Take-profit trigger price type LAST_PRICE, MARK_PRICE The default is LAST_PRICE
tpPrice	`String`	N	Take-profit order price. If the price is 0, take-profit will be executed at the market price.
slTriggerPrice	`String`	N	Stop-loss trigger price.
slTriggerType	`String`	N	Stop-loss trigger price type LAST_PRICE, MARK_PRICE The default is LAST_PRICE
slPrice	`String`	N	Stop-loss order price. If the price is 0, stop-loss will be executed at the market price.

Response

Success example：

{
  "id": "XXXX", // request id
  "event": "replace_algo_order",  
  "code": "200000",  
  "msg": "",
  "data": {
    "algoOrderId": "XXXXX",
    "clientOrderId": "XXXXX"
  }
}

Fail example：

{  
  "id":"***", 
  "event": "error",  
  "code": "60009",  
  "msg": "Create order failed."  
}

Field name	Type	Remarks
id	`String`	Client request id
event	`String`	Event
code	`String`	Code
msg	`String`	Msg
data	`Object`	Response data
> algoOrderId	`String`	Algo order ID
> clientOrderId	`String`	Customer defined order ID