Architect of the Capitol · Open Collection

API Collection

Version
View on GitHub Raw JSON Federal-GovernmentCapitol HillCongressHistoric PreservationGovernment ServicesOpen Collection

Overview

API Collection is a Open Collection published by Architect of the Capitol on the APIs.io network.

Tagged areas include Federal-Government, Capitol Hill, Congress, Historic Preservation, and Government Services.

Related API Specs

Architect of the Capitol Accessibility API (OpenAPI) Architect of the Capitol Art Collection API (OpenAPI) Architect of the Capitol Buildings API (OpenAPI) Architect of the Capitol Preservation API (OpenAPI) Architect of the Capitol Visitor Information API (OpenAPI)
Back to Architect of the Capitol · All Collections · GitHub

Work with this as data

Every collection 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 collections

4 MCP tools reach this
  • find_collectionsBrowse and filter every collection in the catalog.
  • 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 collection 
curl "https://apis.io/api/v1/collections/open-.refine-report"
All collections 
curl "https://apis.io/api/v1/collections?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.