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You can cancel a payment intent only if the order has not yet reached a final state. Once a payment intent is cancelled, the order is closed and the customer will no longer be able to complete the payment.

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Cancellation Service Information

ItemDetails
Cancellation eligibilityFor card payments, cancellation is allowed only when the Payment Intent has not yet reached a final state.
For wallet payments, cancellation is supported when the Payment Intent is in a non-final state, and may also be supported for PI in the SUCCEEDED status on the same day (subject to channel support).
For the complete list of PI statuses, please refer to the PaymentIntent Status Reference
Cancelable amountThe payment can be cancelled only in the full amount.

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How to Cancel a Payment

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Cancel Payment via API

The following sample shows the request and response when you call the Cancel a PaymentIntent endpoint.

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Sample Request

curl --location 'https://api-sandbox.uqpaytech.com/api/v2/payment_intents/PI1961262700944166912/cancel' \
--header 'x-on-behalf-of;' \
--header 'x-idempotency-key: f20232c9-82b7-4ce5-a351-6718fc61a3d5' \
--header 'x-client-id: xcH5neaVpPAuN4yLfgCjGh' \
--header 'Content-Type: application/json' \
--header 'Accept: application/json' \
--header 'x-auth-token: Bearer your_bearer_token' \
--data '{
"cancellation_reason": "requested_by_customer"
}'

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Sample Response

{
  "amount": "0.01",
  "available_payment_method_types": null,
  "cancel_time": "",
  "cancellation_reason": "requested_by_customer",
  "captured_amount": "0.01",
  "client_secret": "eyJhb****XTg",
  "complete_time": "",
  "create_time": "2025-08-29T11:00:41+08:00",
  "currency": "SGD",
  "description": "wechat pay test",
  "intent_status": "REQUIRES_CUSTOMER_ACTION",
  "latest_payment_attempt": {
    "amount": "0.01",
    "attempt_id": "PA1961262701099356160",
    "attempt_status": "AUTHENTICATION_REDIRECTED",
    "captured_amount": "0.01",
    "complete_time": "",
    "create_time": "2025-08-29T11:00:41+08:00",
    "currency": "SGD",
    "failure_code": "",
    "refunded_amount": "0",
    "update_time": "2025-08-29T11:00:41+08:00"
  },
  "merchant_order_id": "04007403-a2f6-4531-97df-cdc8102f6713",
  "metadata": {
    "request_id": "b4fc2aea-5300-4ab8-bf48-4c0aa16cb5b7"
  },
  "next_action": {
    "display_qr_code": {
      "expires_at": "2025-08-29T11:30:41.061+08:00",
      "qr_code": "weixin://wxpay/bizpayurl?pr=1gEb7g3z1",
      "qr_code_url": "https://sg-acquiring-bucket-sandbox.s3.ap-southeast-1.amazonaws.com/payment/20250829/qrcode_PA1961262701099356160?X-Amz-Algorithm=AWS4-HMAC-SHA256\u0026X-Amz-Credential=ASIAY******f987429"
    }
  },
  "payment_intent_id": "PI1961262700944166912",
  "return_url": "https://paymentresultpage.com",
  "update_time": "2025-08-29T11:01:32+08:00"
}
You can determine whether the cancellation has been successfully processed either by listening to the acquiring.cancel.succeeded webhook, or by actively querying the payment intent status via the Retrieve a payment intent API.

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Cancel Payment via Dashboard

In Dashboard, click the action button next to the order and select Cancel