OPay

CS Integration option

Payment

Info

This integration option supports only NGN currency.

Payment flow

1. The customer initiates the Opay payment on the merchant's website.
2. The merchant sends a payment request with method.type set to opay.
3. PaySage.io returns a URL for the Opay payment page.
4. The merchant redirects the customer to the URL in form.action.
5. The customer completes the payment and returns to the URL specified in return_url.
6. PaySage.io sends a webhook notification when the payment is finalized. The merchant may also request the status using the status query.

Request

Send a payment request with the following parameters:

request object amount required bigInteger Transaction amount in minimal currency units. For example, ₦100.00 must be sent as 10000. currency required string NGN. description required string Short description of the order. return_url required string URL to which the customer is redirected after the transaction is completed. method object Section of the payment method information. type required string opay customer object Section of information about the customer. email required string Customer's email address. first_name string (60) Customer's first name. last_name string (60) Customer's last name.

Request example

{
    "request": {
        "amount": 10000,
        "currency": "NGN",
        "description": "Order 1024",
        "return_url": "https://merchant.example/return",
        "method": {
            "type": "opay"
        },
        "customer": {
            "email": "customer@example.com",
            "first_name": "Adaeze",
            "last_name": "Okafor"
        }
    }
}

Response

Redirect the customer to the URL in form.action of the payment response.

Response example

{
    "transaction": {
        "uid": "9417e780-4aa8-408e-8122-9597fe0d9c73",
        "type": "payment",
        "status": "pending",
        "amount": 10000,
        "currency": "NGN",
        "description": "Order 1024",
        "created_at": "2026-11-03T15:43:29Z",
        "updated_at": "2026-11-03T15:43:30Z",
        "method_type": "opay",
        "receipt_url": "https://backoffice.paysage.io/customer/transactions/9417e780-4aa8-408e-8122-9597fe0d9c73/56f2fe1c6210fd05cf3faafe89daf0d825ad9f44148da90e3f28838b295483c7",
        "payment": {
            "status": "pending",
            "gateway_id": 7716,
            "message": "Test Success"
        },
        "opay": {
            "type": "opay",
            "use_pending_page": true
        },
        "customer": {
            "email": "customer@example.com",
            "last_name": "Okafor",
            "first_name": "Adaeze",
            "ip": null
        },
        "manually_corrected_at": null,
        "version": 1,
        "message": "Test Success",
        "test": false,
        "billing_address": {
            "email": "customer@example.com",
            "last_name": "Okafor",
            "first_name": "Adaeze"
        },
        "additional_data": {
            "payment_method": {
                "type": "alternative"
            }
        },
        "smart_routing_verification": {
            "status": "skipped"
        },
        "gateway": {
            "iframe": false
        },
        "payment_method_type": "opay",
        "form": {
            "action": "link-to-payment-page",
            "fields": [],
            "method": "GET"
        }
    }
}