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POST
/
api
/
v1
/
payments
/
estimate-outcome
{
  "amount": "1000000",
  "reverse": false,
  "chain_id": 56,
  "token_address": "0x55d398326f99059ff775485246999027b3197955",
  "order_type": 1,
  "buffer": 0.005
}

{
  "message": "success",
  "data": {
    "outcome": "38.61",
    "rate": 25850.00,
    "fee_vnd": 5000,
    "fees": {
      "service_fee": 0.01,
      "min_fee": 5000
    }
  }
}

​
Overview

Partners can calculate the final amount for a given input amount and order type. Set reverse=true to calculate the required input amount for a desired outcome.
  • Deposit orders: the outcome is the amount of tokens (in USD) the user will receive after fees.
  • Withdrawal orders: the outcome is the amount of fiat (in VND) the user will receive after fees.
​
amount
string
required
Original amount to calculate.
​
reverse
boolean
required
Reverse the amount calculation (from outcome to original).
​
chain_id
integer
required
Blockchain network ID.
​
token_address
string
required
Token contract address.
​
order_type
integer
required
Type of the order. 1 = Deposit, 2 = Withdrawal.
​
buffer
number
required
Optional buffer rate override (fractional). If set, effective buffer = max(override, configured buffer). Example: 0.005 = 0.5%.
{
  "amount": "1000000",
  "reverse": false,
  "chain_id": 56,
  "token_address": "0x55d398326f99059ff775485246999027b3197955",
  "order_type": 1,
  "buffer": 0.005
}

{
  "message": "success",
  "data": {
    "outcome": "38.61",
    "rate": 25850.00,
    "fee_vnd": 5000,
    "fees": {
      "service_fee": 0.01,
      "min_fee": 5000
    }
  }
}