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Keen IO vs SkyBiometry

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

APIKeen IONEW—SkyBiometryREACHABLE—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthapiKeyapiKey
CORSnoyes
HTTPSyesno
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree tier — key may be requiredFree tier — API key required
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Keen IO vs SkyBiometry: common questions

Which is more reliable, Keen IO or SkyBiometry?

On our scheduled checks, SkyBiometry leads on measured uptime — Keen IO at —% versus SkyBiometry 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 Keen IO and SkyBiometry need an API key?

Both ask you to authenticate — Keen IO uses an API key and SkyBiometry uses an API key. Each key is free to obtain; the Auth and Card-required rows above spell out the signup terms.

Can I call Keen IO and SkyBiometry from the browser?

Neither sends browser-friendly CORS headers reliably, so call Keen IO and SkyBiometry from a server or proxy rather than client-side. The CORS and HTTPS rows above show exactly what we detected for each.

Are Keen IO and SkyBiometry free for commercial use?

Keen IO has unclear commercial terms, and SkyBiometry 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.