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ONS vs Open Government, Portugal

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

APIONSNEW—Open Government, PortugalNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
Authnonenone
CORSyesno
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified (per-dataset licenses, mostly open)
Free tierFree — limits not publishedFree — limits not published
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

ONS vs Open Government, Portugal: common questions

Which is more reliable, ONS or Open Government, Portugal?

On our scheduled checks, Open Government, Portugal leads on measured uptime — ONS at —% versus Open Government, Portugal 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 ONS and Open Government, Portugal need an API key?

Neither needs a paid key — ONS is callable with no signup, and Open Government, Portugal is callable with no signup. Both are quick to prototype with; rate limits still apply.

Can I call ONS and Open Government, Portugal from the browser?

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

Are ONS and Open Government, Portugal free for commercial use?

ONS has unclear commercial terms, and Open Government, Portugal 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.