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Open Government, Luxembourg vs USAspending.gov

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

APIOpen Government, LuxembourgNEW—USAspending.govNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthapiKeynone
CORSyesno
HTTPSyesyes
Card requirednono
Commercial useunclearyes
Data licenseUnverifiedU.S. Government Work (public domain)
Free tierFree tier — API key may be required for productionFree — no key required
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Open Government, Luxembourg vs USAspending.gov: common questions

Which is more reliable, Open Government, Luxembourg or USAspending.gov?

On our scheduled checks, USAspending.gov leads on measured uptime — Open Government, Luxembourg at —% versus USAspending.gov 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 Open Government, Luxembourg and USAspending.gov need an API key?

USAspending.gov needs no key, while Open Government, Luxembourg requires a free API key. If you want to start calling without signup, reach for USAspending.gov first.

Can I call Open Government, Luxembourg and USAspending.gov from the browser?

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

Are Open Government, Luxembourg and USAspending.gov free for commercial use?

Open Government, Luxembourg has unclear commercial terms, and USAspending.gov allows commercial use on its free tier. 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.