PG API Reference

API reference for online payment integration. Supports credit cards, bank transfers, virtual accounts, and more.

Prerequisites and key concepts

Step-by-step from backend to frontend

API Testing

Every API reference page includes a built-in test panel for sandbox testing.

Payment Method APIs

Cards, subscriptions & cancellations

Issuance, cancellation & refunds

Mobile number-based virtual account

Real-time bank transfer

Carrier billing & subscriptions

Gift card payments

T-money payments

Integrated point payments

Kakao Pay, Naver Pay, Toss Pay & more

Inquiry & reconciliation