Fee calculation

Calculates the fee and the recipient amount before creating a withdrawal.

POST/withdrawals/calculate

System information

API key: Required
Rate limit: ∞

A quote is valid for 5 minutes. Requesting a quote does not create a withdrawal or reserve the balance.

Body parameters

Parameter	Type	Required	Description
coinCode	string	Yes	Cryptocurrency code, for example `USDT`.
networkCode	string	Yes	Blockchain network code, for example `ethereum`.
amount	string	Yes	Full amount debited from the balance, including the fee.
destinationAddress	string	Yes	Recipient address on the chosen network.

curl -X POST "https://api.atomic.wallet/api/v1/withdrawals/calculate" \
  -H "x-api-key: $API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
  "coinCode": "USDT",
  "networkCode": "ethereum",
  "amount": "10.000000",
  "destinationAddress": "0x977e259e69ad9bfd882ceb411afaebb4a66e4020"
}'

{
  "quoteId": "42792728-4d29-4d0a-bcb5-4aed46642fce",
  "coinCode": "USDT",
  "networkCode": "ethereum",
  "address": "0x977e259e69ad9bfd882ceb411afaebb4a66e4020",
  "debitAmount": "10.000000",
  "recipientAmount": "9.900000",
  "networkFee": "0.100000",
  "expiresAt": "2026-10-07T12:05:00.000Z"
}

Response fields

Parameter	Type	Description
quoteId	string	Calculation ID. Pass it to `POST /withdrawals`.
coinCode	string	Cryptocurrency code.
networkCode	string	Blockchain network code.
address	string	Recipient address.
debitAmount	string	Amount debited from the balance.
recipientAmount	string	Amount the recipient receives.
networkFee	string	Network fee.
expiresAt	string	Calculation expiry date (ISO 8601).

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