LinkAja
LinkAja is an Indonesian digital wallet and financial services platform launched in 2019. It is backed by major state-owned enterprises, and offers a wide range of cashless transaction services including mobile payments, bill payments, QRIS payments, phone credit purchases, money transfers, and transportation tickets. With its strong integration into everyday needs and support for both urban and rural users, LinkAja plays a key role in advancing Indonesia’s digital financial ecosystem and promoting financial inclusion. Learn more about LinkAja.
Payment method properties
| Markets (consumer) | ID |
| Processing currencies | IDR |
| Consumer currencies | IDR |
| Authentication methods | REDIRECT |
| Authentication timeout | 6 hours |
| Minimum payment amount | 10,000.00 IDR |
| Maximum payment amount | For non-KYC users: 2,000,000.00 IDR For KYC users: 10,000,000.00 IDR |
| Payment instrument | PASSTHROUGH_WALLET |
| Recurring payments | No |
| Separate captures | No |
| Refund | No |
| Refund validity | N/A |
| Disputes | No |
| Settlement risk | No |
Make a LinkAja payment
LinkAja payments follow our standardized REDIRECT payment flow. Enabling you to offer a seamless desktop experience. We recommend including all relevant settings for any authentication methods you support.
To create a LinkAja payment, you'll need to provide the following data at minimum when calling our payment charges API:
| Field | Description |
|---|---|
| paymentMethod | LINK_AJA |
| amount.value | The amount to be paid in the smallest units of the currency used. |
| amount.currency | IDR |
| consumer.name | Full name of the consumer. |
| consumer.country | The country where the consumer is shopping. |
| consumer.email | The consumer’s email address |
| consumer.phone | The consumer phone number. |
| order.shippingAddress.street | Street name, house number and other details such as apartment number or door number |
| order.shippingAddress.postalCode | The address postal code. |
| order.shippingAddress.city | The address city. |
| order.shippingAddress.country | The address region. |
| order.orderItems.name | The order item name. |
| order.orderItems.quantity | The order item quantity. |
| order.orderItems.amount | The amount to pay for each individual item in the payment charge currency's smallest unit. |
| authenticationSettings: REDIRECT settings.returnUrl | Add the URL where the consumer should be redirected after they complete the payment. Required for the REDIRECT flow. |
Request
POST /v1/payment-charges
{
"paymentMethod": "LINK_AJA",
"amount": {
"value": 1000000,
"currency": "IDR"
},
"consumer": {
"name": "John Smith",
"country": "ID",
"email": "[email protected]",
"phone": "123456789"
},
"order": {
"shippingAddress": {
"street": "Hellersbergstraße 14",
"postalCode": "41460",
"city": "Berlin",
"country": "AU"
},
"orderItems": [
{
"name": "Product Name 1",
"quantity": 1,
"amount": 1000000
}
]
},
"authenticationSettings": [
{
"type": "REDIRECT",
"settings": {
"returnUrl": "https://www.ppro.com/"
}
}
]
}
Response
You'll receive our standard payment charge response with the available authentication methods:
{
"id": "charge_GhDJ4NwkO1gZOm0KmtsS7",
"paymentMethod": "LINK_AJA",
"paymentMedium": "ECOMMERCE",
"scheduleType": "UNSCHEDULED",
"instrumentId": "instr_JwRQQAQ00F7DaGVLId8v1",
"currency": "IDR",
"country": "ID",
"status": "AUTHENTICATION_PENDING",
"consumer": {
"name": "John Smith",
"email": "[email protected]",
"phone": "123456789",
"country": "ID"
},
"order": {
"orderItems": [
{
"name": "Product Name 1",
"quantity": 1,
"amount": 1000000
}
],
"shippingAddress": {
"street": "Hellersbergstraße 14",
"postalCode": "41460",
"city": "Berlin",
"country": "AU"
},
"industryData": []
},
"authenticationMethods": [
{
"details": {
"requestUrl": "https://redirection-target.ppro.com",
"requestMethod": "POST"
},
"type": "REDIRECT"
}
],
"authorizations": [
{
"id": "authz_hg2OU6DE9SFnYU01Ecq4Q",
"amount": 1000000,
"status": "AUTHENTICATION_PENDING",
"createdAt": "2025-08-29T09:41:06.240Z",
"updatedAt": "2025-08-29T09:41:06.240Z"
}
],
"captures": [],
"refunds": [],
"voids": [],
"createdAt": "2025-08-29T09:41:06.038Z",
"updatedAt": "2025-08-29T09:41:06.240Z",
"_links": {
"authorizations": {
"href": "/v1/payment-charges/charge_GhDJ4NwkO1gZOm0KmtsS7/authorizations"
},
"captures": {
"href": "/v1/payment-charges/charge_GhDJ4NwkO1gZOm0KmtsS7/captures"
},
"refunds": {
"href": "/v1/payment-charges/charge_GhDJ4NwkO1gZOm0KmtsS7/refunds"
},
"voids": {
"href": "/v1/payment-charges/charge_GhDJ4NwkO1gZOm0KmtsS7/voids"
}
}
}
Pick the desired authentication method
REDIRECT
- Redirect your consumer to the returned
$.authenticationMethods[?(@.type == "REDIRECT")].details.requestUrl.
For example, with the value ofhttps://redirection-target.ppro.com/using the returned$.authenticationMethods[?(@.type == "REDIRECT")].details.requestMethodHTTP method. - The consumer will be presented with the reference number and instructions to complete the payment.
Handling the payment result
REDIRECT
- After the consumer completes the payment, they are redirected to the
returnUrlspecified in the payment charge creation request. - Upon redirect back to your site, retrieve the latest payment status by performing a GET /v1/payment-charges/{paymentChargeId}. Use the returned
statusfield to determine and display the final payment outcome to the consumer. - Additionally, webhooks are triggered to notify you of the payment result. This ensures you receive the outcome even if the consumer closes their browser or fails to return to your website.
Payment instrument
A PASSTHROUGH_WALLET instrument will be created for LinkAja, with no additional data provided.
Request
GET /v1/payment-instruments/{instrument-id}
Response
{
"id": "instr_vlhrwkPclBlrhf8gnANVh",
"type": "PASSTHROUGH_WALLET"
}
Sandbox testing
Updated about 9 hours ago