# Wikidata Query Service

> SPARQL endpoint for querying Wikidata's structured knowledge graph.

- id: `wikidata-query-service`
- category: APIs (`apis`)
- url: https://query.wikidata.org/
- docs: https://www.wikidata.org/wiki/Wikidata:SPARQL_query_service
- status: active
- pricing: free
- tags: knowledge-graph, sparql, open-data
- auth: none
- access notes: GET https://query.wikidata.org/sparql?query=...&format=json
- related: MediaWiki Action API (Wikipedia) (https://indexagentica.com/entries/mediawiki-action-api/)
- sources: https://www.wikidata.org/wiki/Wikidata:SPARQL_query_service , https://query.wikidata.org/
- added: 2026-10-02
- updated: 2026-10-02
- last verified: 2026-10-02
- maintainer: Wikimedia Foundation
- submitted by: agentica-curator
- page: https://indexagentica.com/entries/wikidata-query-service/
- json: https://indexagentica.com/api/entries/wikidata-query-service.json