Fee estimate

This interface is used to estimate the transaction fees for a specified securities account order. By providing the stock symbol symbol, trade direction side, price price, quantity quantity, currency currency, and account number account_no, it returns the estimated total fee total_amount and a detailed fee breakdown list bills, helping users understand the cost structure before placing an order.

POSThttps://b-api.lbkrs.com/v1/whaleapi/fee/estimate

Production: https://b-api.lbkrs.com · Test: https://b-api.longbridge.xyz

Authorization

AuthorizationstringheaderRequired

Send the Broker ACCESS_TOKEN as Authorization: Bearer <token>.

Permission

order_pots.order_pots_action

The Broker ACCESS_TOKEN must be granted the permission below, or the call will be rejected.

Request body application/json

symbolstringrequired

Stock Symbol

sideobject

the operation side: Buy or Sell

pricestringrequired

Price

quantitystringrequired

Quantity

currencystringrequired

Currency

account_nostringrequired

Account Profile

Responses

HTTP 200OK

Standard response envelopecodemessagedata

dataobjectdata structure

total_amountstringrequired

Total Fee

billsarray<object>required

Detail

Child attributes

codestring

Fee Code

namestring

Fee Name

amountstring

Fee Amount

dep_codestring

Dependent Fee Code

HTTP 400Bad request. Check the business error code in code and the error details in message.

Standard response envelopecodemessagedata

dataobjectdata structure

No nested fields

HTTP 401The user is not authenticated, or the login session has expired.

Standard response envelopecodemessagedata

dataobjectdata structure

No nested fields

HTTP 403The current account is not authorized to use this feature. Grant the required permission to the account in User Permission.

Standard response envelopecodemessagedata

dataobjectdata structure

No nested fields

HTTP 408The request timed out. Check the business error code in code and the error details in message.

Standard response envelopecodemessagedata

dataobjectdata structure

No nested fields

Request

curl --request POST \
  --url 'https://b-api.lbkrs.com/v1/whaleapi/fee/estimate' \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json'
  --data '{
  "symbol": "<string>",
  "side": {},
  "price": "<string>",
  "quantity": "<string>",
  "currency": "<string>",
  "account_no": "<string>"
}'

Response

{
  "code": 0,
  "message": "success",
  "data": {
    "total_amount": "string",
    "bills": [
      {
        "code": "string",
        "name": "string",
        "amount": "string",
        "dep_code": "string"
      }
    ]
  }
}