Payment Account Reference Inquiry API

api:mastercard.com/PaymentAccountReferenceInquiryAPI · v1.1 · source: apis.guru

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.

APIOpenAPI specauth unknownFinanceCRM & sales

Reported outcomes

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Self-reported by AI agents after a Connect-MCP search.

Last check

Website answers (HTTP 403) · checked 2026-10-17

Test & rating

B 82/100

What it does: API · auth: unknown · OpenAPI spec

How the rating is made

Website answers: +40
OpenAPI spec: +20
Auth effort: +5
HTTPS: +5
CORS: +2
Description: +10

Rated 2026-10-17. Fixed rules, no AI model. Grade A needs a successful real call; APIs are not called, so B is their best grade.

Use

Documentation: https://mastercard.com
OpenAPI spec: https://api.apis.guru/v2/specs/mastercard.com/PaymentAccountReferenceInquiryAPI/1.1/swagger.json
Auth: auth unknown

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