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USGS Earthquake Hazards Program vs Not Human Search

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

APIUSGS Earthquake Hazards ProgramNEW—Not Human SearchNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
Authnonenone
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useyesunclear
Data licensePublic domain (U.S. Government work)Unverified
Free tierFree — no API key requiredFree — no key for read endpoints (paid API-key plans offered)
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

USGS Earthquake Hazards Program vs Not Human Search: common questions

Which is more reliable, USGS Earthquake Hazards Program or Not Human Search?

On our scheduled checks, Not Human Search leads on measured uptime — USGS Earthquake Hazards Program at —% versus Not Human Search 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 USGS Earthquake Hazards Program and Not Human Search need an API key?

Neither needs a paid key — USGS Earthquake Hazards Program is callable with no signup, and Not Human Search is callable with no signup. Both are quick to prototype with; rate limits still apply.

Can I call USGS Earthquake Hazards Program and Not Human Search from the browser?

Yes — both USGS Earthquake Hazards Program and Not Human Search 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 USGS Earthquake Hazards Program and Not Human Search free for commercial use?

USGS Earthquake Hazards Program allows commercial use on its free tier, and Not Human Search 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.