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Umeå Open Data vs ValidEU API

Same instrument, two spec sheets — measured, not claimed.

APIUmeå Open DataNEW—ValidEU APINEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthnoneapiKey
CORSyesno
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseVaries by dataset (municipal open data; see portal)Unverified
Free tierFree — open data portal, no keyFree tier — API key required
Rate limit1000 req/window · 999 remaining · resets 2026-07-09 00:00:00+00:00Unpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Umeå Open Data vs ValidEU API: common questions

Which is more reliable, Umeå Open Data or ValidEU API?

On our scheduled checks, ValidEU API leads on measured uptime — Umeå Open Data at —% versus ValidEU API 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 Umeå Open Data and ValidEU API need an API key?

Umeå Open Data needs no key, while ValidEU API requires a free API key. If you want to start calling without signup, reach for Umeå Open Data first.

Can I call Umeå Open Data and ValidEU API from the browser?

Only Umeå Open Data is browser-friendly — it returns CORS headers over HTTPS. ValidEU API needs a server-side call or proxy, so factor that into which one fits a front-end project.

Are Umeå Open Data and ValidEU API free for commercial use?

Umeå Open Data has unclear commercial terms, and ValidEU API 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.