Kakao Pay

Kakao Pay simple payment integration guide

1. Configure Kakao Pay simple payment PG settings

Refer to the Kakao Pay settings page to configure the PG settings.

2. Request payment

To open the payment window, call JavaScript SDK IMP.request_pay(param, callback).

In PC browsers, callback is invoked after calling IMP.request_pay(param, callback). In mobile browsers, the page is redirected to m_redirect_url.

Javascript SDK
IMP.request_pay( { pg: "kakaopay", pay_method: "card", // Can be omitted merchant_uid: "{Merchant created Order ID}", //Example: order_no_0001 name: "Order name: Test payment", amount: 14000, buyer_email: "", buyer_name: "Customer name", buyer_tel: "010-1234-5678", buyer_addr: "Samseong-dong, Gangnam-gu, Seoul", buyer_postcode: "123-456", m_redirect_url: "{URL to redirect to after payment approval}", //Example: }, function (rsp) { // callback logic //* ...Omitted... *// }, );

Key parameter description

pg * string

PG code

  • If not specified and this is the only PG setting that exists, default PG is automatically set.
  • If there are multiple PG settings, set to kakaopay.

pay_method string

Payment method code

Can be omitted

(Overwritten by the option(credit card or Kakao money) selected in Kakao Pay app)

merchant_uid * string

Order ID

Must be unique for each request.

amount * integer

Payment amount

Must be an integer (not string)

Kakao Pay simple payment is processed in mobile Kakao App.