SEPA Payout API

Testing Env

https://testpay.onlinepay.ai

POST

/v2/payout/sepa

Initiates a SEPA payment from the merchant's payer Account to the payee IBAN.

Request

Header Params

Body Params application/jsonRequired

Example

{
    "merNo": "497903662",
    "merOrderNo": "MER20260624001",
    "currencyCode": "EUR",
    "sourceAmount": "1000.00",
    "withdrawType": "1",
    "returnUrl": "https://your-merchant-site.com/return",
    "notifyUrl": "https://your-merchant-site.com/notify",
    "sign": "xxxxxxxxxxxxxxxxxxxxxxxx",
    "payIban": "LU5740800000236587452",
    "iban": "GB29NWBK60161331926819",
    "bicSwift": "NWBKGB2L",
    "firstName": "John",
    "lastName": "Doe",
    "address1": "123 Main Street",
    "address2": "Apt 4B",
    "city": "London",
    "state": "Greater London",
    "country": "GB",
    "zipCode": "SW1A1AA"
}

Request Code Samples

Shell

JavaScript

Java

Swift

PHP

Python

HTTP

Objective-C

Ruby

OCaml

Dart

curl --location 'https://testpay.onlinepay.ai/v2/payout/sepa' \
--header 'referer;' \
--header 'Content-Type: application/json' \
--data '{
    "merNo": "497903662",
    "merOrderNo": "MER20260624001",
    "currencyCode": "EUR",
    "sourceAmount": "1000.00",
    "withdrawType": "1",
    "returnUrl": "https://your-merchant-site.com/return",
    "notifyUrl": "https://your-merchant-site.com/notify",
    "sign": "xxxxxxxxxxxxxxxxxxxxxxxx",
    "payIban": "LU5740800000236587452",
    "iban": "GB29NWBK60161331926819",
    "bicSwift": "NWBKGB2L",
    "firstName": "John",
    "lastName": "Doe",
    "address1": "123 Main Street",
    "address2": "Apt 4B",
    "city": "London",
    "state": "Greater London",
    "country": "GB",
    "zipCode": "SW1A1AA"
}'

Responses

🟢200

application/json

Result

Bodyapplication/json

Example

{
    "code": "0000",
    "message": "success",
    "success": true,
    "data": {
        "tradeNo": "O260624104004459",
        "merOrderNo": "MER20260624001"
    }
}

Modified at 2026-06-24 03:29:34

Supplement Payee Info API

Account