API archive entry · source-reported
Payment Account Reference Inquiry API
The Payment Account Reference Inquiry API is the unified Mastercard interface for allowing Mastercard Customers involved in payment card acceptance -- whether Merchants, Acquirers, or Digital Activity Customers (DACs) -- to enquire the PAR Vault for getting the PAR, when providing an Account Primary Account Number (PAN) linked to a digitized PAN.
Archive history
This history reflects directory observations and owner review, not a provider release log.
- First observed: Sep 20, 2026
- Last directory-field change: Sep 20, 2026
- Current source observation: Sep 20, 2026
Published source events
added
Sep 20, 2026 · Added from an approved API directory.
Where to check product changes
Use the provider documentation and status channels for releases, breaking changes, and outages.
Source reference
This page separates source-reported facts from questions that need live provider verification.