Smithsonian Institution

Smithsonian Institution Open Access REST API providing search and retrieval of over 4.7 million digitized objects, images, 3D models, and metadata across 19 museums and research centers. All content is released under CC0 (public domain) and covers art and design, history and culture, and science and technology collections.

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MuseumsOpen AccessCultural HeritageCollectionsImages3D ModelsPublic DomainCC0

APIs

Smithsonian Open Access API

REST API providing programmatic access to millions of digitized Smithsonian collection objects, metadata, images, and 3D models across 19 museums and research centers. Supports ...

Semantic Vocabularies

Smithsonian Context

5 classes · 39 properties

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Resources

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aid: smithsonian
name: Smithsonian Institution
description: Smithsonian Institution Open Access REST API providing search and retrieval
  of over 4.7 million digitized objects, images, 3D models, and metadata across 19
  museums and research centers. All content is released under CC0 (public domain)
  and covers art and design, history and culture, and science and technology collections.
type: Index
image: https://kinlane-productions.s3.amazonaws.com/apis-json/apis-json-logo.jpg
url: https://raw.githubusercontent.com/api-evangelist/smithsonian/refs/heads/main/apis.yml
created: '2026-06-13'
modified: '2026-06-13'
specificationVersion: '0.19'
tags:
  - Museums
  - Open Access
  - Cultural Heritage
  - Collections
  - Images
  - 3D Models
  - Public Domain
  - CC0
apis:
  - aid: smithsonian:smithsonian-open-access-api
    name: Smithsonian Open Access API
    description: REST API providing programmatic access to millions of digitized Smithsonian
      collection objects, metadata, images, and 3D models across 19 museums and research
      centers. Supports search, content retrieval, and term browsing via a free API
      key from api.data.gov.
    humanURL: https://edan.si.edu/openaccess/apidocs/
    baseURL: https://api.si.edu/openaccess/api/v1.0
    tags:
      - Search
      - Collections
      - Objects
      - Museums
      - Metadata
      - Open Data
    properties:
      - type: Documentation
        url: https://edan.si.edu/openaccess/apidocs/
      - type: OpenAPI
        url: https://edan.si.edu/openaccess/apidocs/
      - type: Authentication
        url: https://api.data.gov/signup/
    contact:
      - FN: Smithsonian Open Access Team
        email: [email protected]
common:
  - type: Website
    url: https://www.si.edu
  - type: Documentation
    url: https://edan.si.edu/openaccess/apidocs/
  - type: GitHubOrg
    url: https://github.com/Smithsonian
  - type: LinkedIn
    url: https://www.linkedin.com/company/smithsonian-institution
  - type: Blog
    url: https://www.si.edu/openaccess
  - type: Pricing
    url: https://api.data.gov/signup/
  - type: StatusPage
    url: https://api.data.gov/
  - type: X
    url: https://twitter.com/smithsonian
  - type: Plans
    url: plans/smithsonian-plans-pricing.yml
  - type: RateLimits
    url: rate-limits/smithsonian-rate-limits.yml
  - type: FinOps
    url: finops/smithsonian-finops.yml
maintainers:
  - FN: Kin Lane
    email: [email protected]