API Overview

Unified Checkout Developer Guide
- Recent Revisions to This Document

Introduction to Unified Checkout

Unified Checkout Flow
- Enabling Unified Checkout in the Gateway Portal

Server-Side Set Up
- Capture Context

Client-Side Set Up
- Loading the JavaScript Library and Invoking the Accept Function
  - JavaScript Example: Initializing the SDK
  - JavaScript Example: Displaying the Button List
  - JavaScript Example: Client-Defined Trigger for Click to Pay or PAN Entry
  - JavaScript Example: Processing a Payment
- Complete Integration Examples
  - JavaScript Example: Setting Up with Full Sidebar
  - JavaScript Example: Setting Up with the Embedded Component

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

Authorizations with a Transient Token
- REST Example: Requesting an Authorization with a Transient Token

Capture Context API
- Features
- Client Version History
- Requesting the Capture Context
  - Required Fields for Requesting the Capture Context
  - REST Example: Requesting the Capture Context
- Validating the Capture Context

Payment Details API
- REST Example: Retrieving Transient Token Payment Details

JavaScript API Reference
- Class: Accept
- Class: AcceptError
- Class: UnifiedPayments

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
    - Set Up Customer Authentication for Visa
  - Enrolling in Google Pay
  - Managing Google Pay Authentication Types
- Manage Permissions
  - Managing Permissions as a Direct Merchant
  - Managing Permissions as a Portfolio Administrator

Test Your Unified Checkout Configuration
- Test Payment Details
- Customer Authentication

Payment Methods
- Cards

VISA Platform Connect: Specifications and Conditions for Resellers/Partners

On This Page

`Unified Checkout` Configuration

This section contains information necessary to configure Unified Checkout in the Gateway Portal:

Enable Digital Payments

Manage Permissions

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