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API Changelog
This changelog includes short-form release notes for Wikimedia Enterprise APIs. Detailed articles of releases and announcements are published on our blog.
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2026 September
- Added: New Wikidata endpoints. API endpoints for Wikidata: Wikidata Snapshots Available (Beta), Wikidata Snapshot Info (Beta), Wikidata Snapshot Download (Beta), and Wikidata Snapshot endpoints for Chunks Available (Beta), Chunk Info (Beta), and Chunk Download (Beta) endpoints. Use the
itemssnapshot identifier for all QIDs in the Wikidata Main Graph, and thepropertiesidentifier for every PID - Added: Realtime API endpoints for hourly Wikidata batches: Hourly Wikidata Batch Files Available (Beta), Wikidata Hourly Batch File Info (Beta), and Wikidata Hourly Batch File Download (Beta)
- Added:
record_counton the snapshot and batch objects, the number of records (NDJSON lines) in the file. It is returned for Project, Structured Contents, and Wikidata snapshot and hourly batch file metadata, not for chunk metadata - Changed: 100% coverage of Wikidata entities: every item in the Wikidata Main Graph and every property is now available across all Wikimedia Enterprise APIs.
- Removed:
version.has_tag_needs_citationfrom the article model. Useversion.maintenance_tags.citation_needed_countto find articles flagged as needing citations - Changed: All documentation guides improved, added new Docs API Reference
- Changed: New documentation on MCP and Agentic use
2026 April
- Added: Wikidata endpoints now include the Revertrisk object in response payloads
- Parsed Article Images and Lists now in Structured Contents
- Added: Structured Contents now parse all images in the Wikipedia article body
- Changed: Drastic improvements to how Structured Contents parses lists: in addition to parsing unordered lists, Structured Contents now also cleanly parses nested lists, ordered lists, lists inside infoboxes, and definition lists
2026 March
- Added: Wikidata is now a supported project in Enterprise APIs
- Added: On-demand API endpoints: Wikidata Item Lookup (Beta), Wikidata Property Lookup (Beta), and Wikidata Labels List (Beta)
- Added: Realtime API endpoint for Streaming Wikidata Updates (Beta)
2026 February
- Added: the Structured Contents Snapshot API endpoints now support Welsh Wikipedia (
cywiki)
2026 January
- Fixed: Restored human-readable section headings to normal formatting (previously displayed in lowercase snake_case) in Structured Contents On-demand and Snapshot endpoints
- Added: Structured Contents On-demand and Snapshot endpoints now support sub-references on German Wikipedia
- Added: the Structured Contents Snapshot API endpoints now support Indonesian Wikipedia (
idwiki)
2025 September
- Added: Parsed Tables are now available in Structured Contents beta endpoints
2025 July
- Changed: Realtime Batch files are now provided for each one-hour window of the day (e.g., 00:00-01:00 UTC, 01:00-02:00 UTC), instead of accumulating all updates since prior midnight.
2025 May
- Added: Snapshot chunking, /v2/snapshots/*/chunks, to free accounts
- Added: Dutch (NL) Structured Contents snapshots
2025 March
- Parsed References and Quality Models
- Added: Structured Contents beta endpoints introduce parsed references and citations
- Added: Reference Need & Reference Risk scoring models in On-demand API & Snapshot API in German (DE), English (EN), Spanish (ES), French (FR), Italian (IT), and Portuguese (PT)
- Changed: "infobox" to "infoboxes" in Structured Contents endpoints
2024 October
- Added: SDK Python released (github)
2024 September
- Snapshot API gets Structured Contents beta
- Added: Structured Contents Snapshot API beta endpoint in 6 languages: German (DE), English (EN), Spanish (ES), French (FR), Italian (IT), and Portuguese (PT)
- Added: English and French Structured Snapshots released as beta on Hugging Face
- Changed: Snapshot API chunk sizes to max 2.5GB
2024 June
- Realtime API improvements
- Added: Parallel streaming connection support
- Added: Streaming restart support
2024 May
- New article version metadata
- Added: version.noindex
- Added: version.maintenance_tags
- Added: version.is_breaking_news
- Added: version.scores Revert Risk model
- Removed: version.scores ORES model
2024 April
- Parsed Article Body Sections
- Added: On-demand API beta endpoint article_body sections & short description field
2023 September
- Introduction of Structured Contents beta
- Added: On-demand API beta endpoint v2/structured-contents/{name}
- Added: Article infoboxes parsed into structured data in JSON
- Added: SDK Go released (github)
2023 April
- April feature release article
- Added: Underlying architecture improvements for speed and future development
- Added: Abstract field added
- Added: Image object added
- Added: Additional Credibility Signal metadata added
- Added: NDJSON now available on request for On-demand and Realtime APIs
- Added: Parallelized binary file downloads
- Added: Filtering response data
- Added: Metadata endpoints for available project codes and languages
2021 June
- Hello World, From Wikimedia Enterprise
- Initial public API release with Snapshot API (HTML dumps), On-demand REST API, Realtime streaming API
2020 December
- Daily HTML dump files for "text-based" Wikimedia projects; codenamed "Okapi"