API Overview

Documentation Release Notes
- February 2026
  - Acceptance Devices | PAX A35 Terminal
  - Acceptance Devices | PAX A920 Terminal
  - Acceptance Devices | PAX A920 MAX Terminal
  - Acceptance Devices | PAX Acceptance Devices App
  - Acceptance Devices | PAX All-in-One Android Solution
  - Acceptance Devices | PAX IM30 Terminal
  - Acceptance Devices | Tap to Pay on Android Solution
  - Acceptance Devices | Tap to Pay on iPhone Solution
  - Card Present Connect | Electric Vehicle Charging
  - Credentialed Transactions
  - Getting Started with REST
  - Invoicing
  - Pay by Link
  - REST API Field Reference
  - Unified Click to Pay
- January 2026
  - Acceptance Devices | PAX All-in-One Android Solution
  - Acceptance Devices | Tap to Pay on Android Solution
  - Acceptance Devices | Tap to Pay on iPhone Solution
  - Card Present Connect | Retail
  - Visa Currency Conversion
- December 2025
  - Acceptance Devices | PAX Acceptance Devices App
  - Acceptance Devices | PAX All-in-One Android Solution
  - Acceptance Devices | Tap to Pay on Android Acceptance Devices App
  - Acceptance Devices | Tap to Pay on Android Solution
  - Card Present Connect | Mass Transit
  - Click to Pay Drop-In UI
  - Digital Accept Secure Integration
  - Getting Started with REST
  - Unified Checkout
- November 2025
  - Acceptance Devices | PAX A35 Terminal
  - Acceptance Devices | PAX A77 Terminal
  - Acceptance Devices | PAX A920 Terminal
  - Acceptance Devices | PAX A920 MAX Terminal
  - Acceptance Devices | PAX A920 PRO Terminal
  - Acceptance Devices | PAX All-in-One Android Solution
  - Acceptance Devices | PAX IM30 Terminal
  - Acceptance Devices | Tap to Pay on Android Solution
  - Digital Accept Secure Integration
  - Getting Started with REST
  - Invoicing
  - Unified Checkout
- October 2025
  - Acceptance Devices | PAX Acceptance Devices App
  - Acceptance Devices | PAX All-in-One Android Solution
  - Acceptance Devices | Tap to Pay on Android Acceptance Devices App
  - Acceptance Devices | Tap to Pay on Android Solution
  - Click to Pay Drop-In UI
  - Digital Accept Secure Integration
  - Unified Checkout
  - Webhooks
- September 2025
  - Acceptance Devices | PAX All-in-One Android Solution
  - Acceptance Devices | Tap to Pay on Android Solution
  - Card Present Connect | Retail
  - Click to Pay Drop-In UI
  - Getting Started with REST
  - Independent Software Vendors
  - Payments
  - Webhooks
- August 2025
  - Acceptance Devices | PAX Acceptance Devices App
  - Acceptance Devices | PAX All-in-One Android Solution
  - Acceptance Devices | Tap to Pay on Android Acceptance Devices App
  - Acceptance Devices | Tap to Pay on Android Solution
  - Digital Accept Secure Integration
  - Getting Started with REST
  - Independent Software Vendors
  - Unified Checkout
  - Webhooks
- July 2025
  - Acceptance Devices | Tap to Pay on Android Acceptance Devices App
  - Acceptance Devices | Tap to Pay on Android Solution Integration Guide
  - Acceptance Devices | PAX Acceptance Devices App Integration Guide
  - Acceptance Devices | PAX All-in-One Android Solution Integration Guide
  - Independent Software Vendors
  - Payments
  - Token Management Service
- June 2025
  - Acceptance Devices | PAX All-in-One Android Solution
  - Acceptance Devices | PAX Acceptance Devices App
  - Acceptance Devices | Tap to Pay on Android Solution
  - Acceptance Devices | Tap to Pay on Android Acceptance Devices App
  - Card Present Connect | Lodging
  - Card Present Connect | Retail
  - Digital Accept Secure Integration
  - Independent Software Vendors
  - Invoicing
- May 2025
  - Acceptance Devices | PAX Acceptance Devices App
  - Acceptance Devices | PAX All-in-One Android Solution
  - Acceptance Devices | Tap to Pay on Android Acceptance Devices App
  - Acceptance Devices | Tap to Pay on Android Solution
  - Merchant Boarding
  - Payments
  - Unified Checkout Integration
- April 2025
  - Acceptance Devices | Tap to Pay on Android Acceptance Devices App
  - Acceptance Devices | Tap to Pay on Android Solution
  - Acceptance Devices | PAX Acceptance Devices App
  - Acceptance Devices | PAX All-in-One Android Solution
  - Apple Pay
  - Digital Accept Secure Integration
  - Getting Started with REST
  - Google Pay
  - Token Management Service
- March 2025
  - Digital Accept Secure Integration
  - Invoicing
  - Unified Checkout Integration
- February 2025
  - Getting Started with REST
  - Invoicing
  - Unified Checkout Integration
- January 2025
  - Digital Accept Secure Integration
  - Getting Started with REST
  - Token Management Service
  - Unified Checkout Integration

On This Page

Digital Accept Secure Integration

25.10.02

Unified Checkout: Added support for
clientVersion
0.30 . See Client Version History.
Click to Pay Drop-In UI: Added support for
clientVersion
0.30 . See Client Version History.

25.10.01

Unified Checkout: Added properties to Class: AcceptError.
Added missing reason codes. See Reason Codes.
Updated the
clientVersion
field value to 0.30 in examples.
Added Pakistan locales. See Supported Locales.
Click to Pay Drop-In UI: Updated the
clientVersion
field value to 0.30 in examples.

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