Important information

The API reference is now available here.
The deprecated API reference is available here.


Check payment details

Check the status, amounts, resources, and transactions related to a payment.


When you make a charge, authorize or payout call, the Unzer system creates a unique payment resource. This resource contains all the information about the payment, giving you a good overview of its state.

Information included in the payment resource:

  • payment state
  • payment amounts and currency
  • details of all transactions linked to the payment
  • additional resources linked to the payment: customers, baskets, metadata
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Unzer Insights
You can also check a payment’s details through the Unzer Insights platform.

Check payment details

To check payment details, make a GET call to the dedicated /payments endpoint. In the request path, add either the payment ID (paymentId) or the order ID (orderId):


// or:


    "id": "s-pay-1",
    "state": {
        "id": 3,
        "name": "partly"
    "amount": {
        "total": "100.0000",
        "charged": "50.0000",
        "canceled": "00.0000",
        "remaining": "50.0000"
    "currency": "EUR",
    "orderId": "merchant-order-1",
    "resources": {
        "customerId": "",
        "paymentId": "s-pay-1",
        "basketId": "",
        "metadataId": "",
        "traceId": "bf4ce634575d479eaaac4e6ad436d95d",
        "typeId": "s-crd-bltpvrcnqeq2"
    "transactions": [
            "date": "2018-09-24 18:01:02",
            "type": "authorize",
            "status": "success",
            "url": "",
            "amount": "100.0000"
            "date": "2018-09-24 18:01:12",
            "type": "charge",
            "status": "success",
            "url": "",
            "amount": "50.0000"
Parameter Type Description
id string The payment’s unique ID.
state Object integer The current payment status code. string The current payment status name.
amount Object string The maximum amount for this order.
Initially, this is the amount that was authorized or charged.
The total amount can only be reduced if an authorization was canceled.
amount.charged string The amount transferred from the customer to you.
amount.canceled string The amount refunded from you to the customer.
amount.remaining string The difference between the total amount and the charged amount.
currency string ISO currency code: For a list of possible codes, see Amounts and Currencies.
orderId string A unique order ID that identifies the payment on your side.
resources Object
resources.customerId string The ID of the related customers resource.
resources.paymentId string Id of the payment.
resources.basketId string The ID of the related baskets resource.
resources.metadataId string The ID of the related metadata resource.
resources.traceId string The unique traceId of the transaction. Used for internal API purposes.
resources.typeId string The payment type ID.
transactions Object string Transaction date and time.
transactions.type string Transaction type:
authorize, charge, cancel-authorize, cancel-charge
transactions.status string Transaction status:
success, pending, error
transactions.url string Transaction resource URL.
transactions.amount string Transaction amount.

For a reference of the payment resource, refer to the API reference guide.

To learn about possible payment states and payment state flow, see Payment states page.