---
title: "Merchant Identifier API"
account: mastercard
slug: merchant-identifier-api
---

# Merchant Identifier API

Merchant lookup: match merchants by descriptor, card acceptor ID or tax ID, and AI-assisted search

- Operations: 4
- Versions: 1 (latest `9cf3031bbd2e`)
- Homepage: https://developer.mastercard.com/support
- Contact: apisupport@mastercard.com
- Source: https://static.developer.mastercard.com/content/merchant-identifier/swagger/merchantidentifier-v3.yaml
- OpenAPI document: https://skmtc.dev/mastercard/apis/merchant-identifier-api/revisions/9cf3031bbd2e?raw

## Operations

4 in total, by tag:

- Merchants (4)

Every operation, with a link to its markdown: https://skmtc.dev/mastercard/apis/merchant-identifier-api/llms.txt