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Statistics of the World vs UUID Generator API

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

APIStatistics of the WorldNEW—UUID Generator APINEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
Authnonenone
CORSyesno
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverified (data sourced from World Bank & IMF)Unverified
Free tierFree — no key (optional X-API-Key header)Free — limits not published
Rate limit1000 req/window · 999 remaining · resets 2026-07-09T11:30:37.514ZUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Statistics of the World vs UUID Generator API: common questions

Which is more reliable, Statistics of the World or UUID Generator API?

On our scheduled checks, UUID Generator API leads on measured uptime — Statistics of the World at —% versus UUID Generator 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 Statistics of the World and UUID Generator API need an API key?

Neither needs a paid key — Statistics of the World is callable with no signup, and UUID Generator API is callable with no signup. Both are quick to prototype with; rate limits still apply.

Can I call Statistics of the World and UUID Generator API from the browser?

Only Statistics of the World is browser-friendly — it returns CORS headers over HTTPS. UUID Generator API needs a server-side call or proxy, so factor that into which one fits a front-end project.

Are Statistics of the World and UUID Generator API free for commercial use?

Statistics of the World has unclear commercial terms, and UUID Generator 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.