API Overview

Payments Developer Guide
- Recent Revisions to This Document

Introduction to Payments
- Financial Institutions and Payment Networks
- Card Types
- Transaction Types
- Payment Services
- Testing the Payment Services

Standard Payment Processing
- Pre-Authorizations
- Authorization Reversal
- Sales
- Captures
- Refunds
- Voids for a Capture or Credit

China UnionPay Test Cards

Co-Badged Cards

Co-badged cards are credit and debit cards that integrate two or more payment networks.

China UnionPay supports cards co-badged with other payment networks, such as Visa, Mastercard, and Discover.