Amounts are always positive

Transaction, payout, checkout and swap responses return amount as a positive number.

23 July 2026Improved API Transactions Payouts Checkout Payment links FX swap

amount is now always a positive number in transaction, payout, checkout, card, payment link and FX swap responses. Use the transaction type to tell money in from money out.

What you need to do

If you relied on a negative amount for outflows, use the transaction type instead.