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Statistics of the World vs Zenodo

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

APIStatistics of the WorldNEW—ZenodoNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
Authnonenone
CORSyesyes
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 2026-07-09T11:30:37.514Z30 req/window · 29 remaining · resets 1783516620
In directory since2026-07-052026-07-05
operationalpartialdownno data

Statistics of the World vs Zenodo: common questions

Which is more reliable, Statistics of the World or Zenodo?

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

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

Can I call Statistics of the World and Zenodo from the browser?

Yes — both Statistics of the World and Zenodo send CORS headers over HTTPS, so front-end code can fetch either directly with no backend proxy. That makes them easy to swap in a client-side app while you compare responses.

Are Statistics of the World and Zenodo free for commercial use?

Statistics of the World has unclear commercial terms, and Zenodo 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.