Mastercard

Mastercard Open Finance US

Mastercard Open Finance US (formerly Open Banking US / Finicity) provides APIs for financial data aggregation, account verification, income verification, and cash flow analytics, enabling lenders, fintechs, and financial institutions to access permissioned consumer financial data.

GitHub

Documentation

📖
Documentation
https://developer.mastercard.com/open-finance-us/documentation
📖
GettingStarted
https://developer.mastercard.com/open-finance-us/documentation/quick-start-guide/
📖
Documentation
https://developer.mastercard.com/open-finance-us/documentation/api-reference/

Work with this as data

Every API here is available over the APIs.io API and to AI agents over MCP.

MCP server

One button, every client — Claude, Cursor, VS Code and the rest.

https://apis.io/mcp

Tools for apis

7 MCP tools reach this
  • find_apisBrowse and filter every API in the catalog.
  • get_api_artifactsOne API's artifacts, grouped by type.
  • get_openapiThe primary OpenAPI for this API.
  • find_similar_apisAPIs that look like this one.
  • apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.
  • resolveTurn a domain, URL or GitHub org into the provider it belongs to.
  • find_cohortsEvery scored population of providers in the catalog.
All 92 tools →

Call it yourself

curl for this page
This API 
curl "https://apis.io/api/v1/apis/mastercard-open-finance-us"
All apis 
curl "https://apis.io/api/v1/apis?limit=25"

Discovery needs no key. Ratings and market analysis are Pro.

Get an API key

Free tier, no form to fill in. Signing in shares your email address with us — we store it to create your key and to recognise you if you sign in with another provider. See our Privacy Policy and Terms.

GitHub Google LinkedIn

A second provider on the same verified email joins the account you already have.

API entry from apis.yml

apis.yml Raw ↑ 
aid: mastercard:mastercard-open-finance-us
name: Mastercard Open Finance US
tags:
- Financial Data
- Open Banking
- Open Finance
humanURL: https://developer.mastercard.com/open-finance-us/documentation
properties:
- url: https://developer.mastercard.com/open-finance-us/documentation
  type: Documentation
- url: https://developer.mastercard.com/open-finance-us/documentation/quick-start-guide/
  name: Quick Start Guide | Mastercard Open Finance US | Mastercard Developers
  type: GettingStarted
- url: https://developer.mastercard.com/open-finance-us/documentation/api-reference/
  name: API Reference | Mastercard Open Finance US | Mastercard Developers
  type: Documentation
description: Mastercard Open Finance US (formerly Open Banking US / Finicity) provides APIs for financial
  data aggregation, account verification, income verification, and cash flow analytics, enabling lenders,
  fintechs, and financial institutions to access permissioned consumer financial data.