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Free Public APIs API vs WHO Global Health Observatory API

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

APIFree Public APIs APIHEALTHY88WHO Global Health Observatory APIHEALTHY80
Uptime · 30d
Uptime · 90d100%88.2%
Uptime · 30d100%81.7%
P50 · ms878872
P95 · ms24192320
Authnonenone
CORSyesno
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — limits not publishedFree — limits not published
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Free Public APIs API vs WHO Global Health Observatory API: common questions

Which is more reliable, Free Public APIs API or WHO Global Health Observatory API?

On our scheduled checks, Free Public APIs API leads on measured uptime — Free Public APIs API at 100% versus WHO Global Health Observatory API at 88.2% over 90 days. These are our own probe results, not provider claims; the uptime bars above show the day-by-day record for both.

Which is faster, Free Public APIs API or WHO Global Health Observatory API?

WHO Global Health Observatory API has the lower median latency in our checks — Free Public APIs API responds in 878 ms versus WHO Global Health Observatory API at 872 ms (P50). Tail latency (P95) is in the table above; for most workloads the median is the number that shapes how the API feels.

Do Free Public APIs API and WHO Global Health Observatory API need an API key?

Neither needs a paid key — Free Public APIs API is callable with no signup, and WHO Global Health Observatory API is callable with no signup. Both are quick to prototype with; rate limits still apply.

Can I call Free Public APIs API and WHO Global Health Observatory API from the browser?

Only Free Public APIs API is browser-friendly — it returns CORS headers over HTTPS. WHO Global Health Observatory API needs a server-side call or proxy, so factor that into which one fits a front-end project.

Are Free Public APIs API and WHO Global Health Observatory API free for commercial use?

Free Public APIs API has unclear commercial terms, and WHO Global Health Observatory 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.