Architect of the Capitol
The Architect of the Capitol (AOC) serves Congress and the Supreme Court as builder and steward of Capitol Hill's landmark buildings and grounds, preserving historic structures, monuments, art, and gardens across the Capitol campus.
Architect of the Capitol publishes 5 APIs on the APIs.io network, including Accessibility API, Art Collection API, Buildings API, and 2 more. Tagged areas include Federal Government, Capitol Hill, Congress, Historic Preservation, and Government Services.
The Architect of the Capitol catalog on APIs.io includes 1 JSON-LD context and 3 Spectral governance rulesets.
Architect of the Capitol’s developer surface includes developer portal, documentation, engineering blog, and 6 more developer resources.
Kin Score
APIs 5
Individual APIs this provider publishes, each with its own machine-readable definition.
Architect of the Capitol Accessibility API
The Accessibility API from Architect of the Capitol — 1 operation(s) for accessibility.
Architect of the Capitol Art Collection API
The Art Collection API from Architect of the Capitol — 2 operation(s) for art collection.
Architect of the Capitol Buildings API
The Buildings API from Architect of the Capitol — 2 operation(s) for buildings.
Architect of the Capitol Preservation API
The Preservation API from Architect of the Capitol — 2 operation(s) for preservation.
Architect of the Capitol Visitor Information API
The Visitor Information API from Architect of the Capitol — 1 operation(s) for visitor information.
Pricing Plans 1
Published pricing tiers and plan structures.
Rate Limits 1
Documented rate limits and quota policies.
Architect Of The Capitol Rate Limits
RATE LIMITSFinOps 1
Cost, billing, and metering signals for API financial operations.
Features 5
Notable capabilities this provider offers.
Capitol Campus Buildings
Information about the US Capitol, House and Senate office buildings, Library of Congress, and Supreme Court.
Art Collections
Access to the Capitol art collection catalog including paintings, sculptures, and historic artifacts.
Historic Preservation Projects
Data on preservation and restoration projects across the Capitol campus.
Accessibility Information
Accessibility features and visitor accommodations across Capitol campus facilities.
Congressional Facilities
Management of congressional office space, hearing rooms, and support facilities.
Semantic Vocabularies 1
JSON-LD contexts and semantic vocabularies used across these APIs.
Aoc Data Api Context
JSON-LDSpectral Rules 3
Spectral governance rulesets for linting and validating these APIs.
Architect of the Capitol API Rules
SPECTRALArchitect of the Capitol API Rules
SPECTRALArchitect of the Capitol API Rules
SPECTRALJSON Schema 9
Standalone JSON Schema definitions for this provider's data models.
AccessibilityInfo
JSON SCHEMAArtworkList
JSON SCHEMAArtwork
JSON SCHEMABuildingList
JSON SCHEMABuilding
JSON SCHEMACoordinates
JSON SCHEMAPreservationProjectList
JSON SCHEMAPreservationProject
JSON SCHEMAVisitorInfo
JSON SCHEMAScroll for all 9
JSON Structure 9
JSON Structure definitions describing this provider's data shapes.
Aoc Data Api Accessibility Info Structure
JSON STRUCTUREAoc Data Api Artwork List Structure
JSON STRUCTUREAoc Data Api Artwork Structure
JSON STRUCTUREAoc Data Api Building List Structure
JSON STRUCTUREAoc Data Api Building Structure
JSON STRUCTUREAoc Data Api Coordinates Structure
JSON STRUCTUREAoc Data Api Preservation Project List Structure
JSON STRUCTUREAoc Data Api Preservation Project Structure
JSON STRUCTUREAoc Data Api Visitor Info Structure
JSON STRUCTUREScroll for all 9
Examples 9
Example request and response payloads for these APIs.
Aoc Data Api Artwork Example
EXAMPLEScroll for all 9
Security Posture 1
Authentication, domain security, vulnerability disclosure, and trust-center signals.
Agentic Access 1
Recommended x-agentic-access execution contracts for AI agents.
Use Cases 4
What developers build with this provider.
Visitor Information
Provide Capitol campus visitor information including building access, tours, and facilities.
Art Research
Research the Capitol art collection for educational and historical purposes.
Historic Preservation
Track preservation project status and outcomes for historic Capitol structures.
Congressional Services
Support congressional staff with facilities management and space planning information.
Resources
Get Started 1
Portal, sign-up, and the first successful call
Documentation 1
Reference material describing how the API behaves
Agent Surfaces 1
MCP servers, agent skills, and machine-readable catalogs
Design & Contract 3
Pagination, idempotency, versioning, errors, and events
Access & Security 1
Authentication, authorization, and security posture
Company 2
The organization behind the API