One-step payment (immediate charge). Pass card cryptogram from CloudPayments widget, amount, and payer IP.

Two-step payment (authorize/hold). Funds are blocked but not charged until confirmed.

Confirm an authorized payment (charge the held amount). Can confirm a partial amount.

Void an authorized payment (release the hold). Works only before confirmation.

Find a transaction by ID. Returns status, amount, card info, and timestamps.

Refund a payment (full or partial) by transaction ID.

Create a recurring subscription. Requires a token from a previous payment. Charges automatically on schedule.

Update subscription parameters: amount, interval, period, description.

Cancel an active subscription by ID. Stops all future charges.

List all subscriptions for a given user (AccountId).

Create a payment order (invoice link). Returns a URL the payer can open to pay.

List all transactions for a given date. Returns completed, authorized, and declined transactions.