ValidEU API vs Wikidata
Same instrument, two spec sheets — measured, not claimed.
ValidEU API vs Wikidata: common questions
Which is more reliable, ValidEU API or Wikidata?
On our scheduled checks, Wikidata leads on measured uptime — ValidEU API at —% versus Wikidata at —% over 90 days. These are our own probe results, not provider claims; the uptime bars above show the day-by-day record for both.
Do ValidEU API and Wikidata need an API key?
Wikidata needs no key, while ValidEU API requires a free API key. If you want to start calling without signup, reach for Wikidata first.
Can I call ValidEU API and Wikidata from the browser?
Neither sends browser-friendly CORS headers reliably, so call ValidEU API and Wikidata from a server or proxy rather than client-side. The CORS and HTTPS rows above show exactly what we detected for each.
Are ValidEU API and Wikidata free for commercial use?
ValidEU API has unclear commercial terms, and Wikidata has unclear commercial terms. We track service terms and the data license as separate fields — see the Commercial use and Data license rows above, and confirm both before shipping either in a paid product.