API Overview

Unified Checkout Developer Guide
- Recent Revisions to This Document

Introduction to Unified Checkout

Unified Checkout Flow

Server-Side Set Up

Client-Side Set Up
- Loading the JavaScript Library and Invoking the Accept Function
- Complete Integration Examples

Capture Context API
- Features
- Client Version History
- Requesting the Capture Context
- Validating the Capture Context

Transient Tokens
- Transient Token Format
- Token Verification
- Dual-Branded Cards

Authorizations with a Transient Token

Payment Details API

JavaScript API Reference

Unified Checkout Configuration
- Webhooks Support
- Enable Digital Payments
  - Enrolling in Apple Pay
  - Preparing a Device for Testing Apple Pay on Unified Checkout
  - Enabling Click to Pay
  - Enrolling in Google Pay
  - Managing Google Pay Authentication Types
  - Enrolling in Echeck/ACH Services
- Manage Permissions
  - Managing Permissions as a Direct Merchant
  - Managing Permissions as a Portfolio Administrator

Test Your Unified Checkout Configuration
- Test Payment Details

Payment Methods
- Cards

VISA Platform Connect: Specifications and Conditions for Resellers/Partners

On This Page

`Unified Checkout` Examples

This section contains the information you need in order to integrate Unified Checkout within your e-commerce experience and use the

unifiedPayment.complete()

method.

IMPORTANT

If you want to use the complete mandate, you must ensure that your JavaScript and capture contexts are compatible with the complete mandate. See Capture Context API.

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