V1

V2

GET STARTED
Setup
Payment window
Payment result
- Set up a webhook
Other Services
TIPS
Admin console
- Admin console guide
  Apply for online payment
  My ID & API keys
  Manage admin & sub-merchant accounts
  Integrate payment
  Payment activity
- Integrating Multiple PGs
API
SDK
- Javascript SDK
  Payment request parameters
  Payment response parameters
  Identity verification request parameters
  Identity verification response parameters
  SDK Release Notes
FAQ
- FAQ
🔑 Payment integration by PG
- Payment gateways
  NHH KCP
  KG INICIS
  Toss Payments
  NICE Payments
  KICC
  Daou (PAYJOA)
  Precautions for using PAYJOA
  KG Mobilians
  Paymentwall
  Danal
  Settlebank
  Smartro
  PayPal
  Eximbay
- Simple payments
  Naver Pay (Standard)
  Kakao Pay
  PAYCO
  Toss

PG error codes

Download error codes that are returned by each PG.

**NHN KCP**

**KG이니시스**

**kakao Pay**

**Toss Payments**