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Diffbot API vs USGS Earthquake Hazards Program

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

APIDiffbot APIHEALTHY85USGS Earthquake Hazards ProgramHEALTHY94
Uptime · 30d
Uptime · 90d100%100%
Uptime · 30d100%100%
P50 · ms780286
P95 · ms48853561
AuthapiKeynone
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearyes
Data licenseUnverifiedPublic domain (U.S. Government work)
Free tierFree tier — API key may be required for productionFree — no API key required
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Diffbot API vs USGS Earthquake Hazards Program: common questions

Which is more reliable, Diffbot API or USGS Earthquake Hazards Program?

Both are neck-and-neck — Diffbot API and USGS Earthquake Hazards Program each measure 100% uptime over 90 days on our probe schedule. Reliability here is verified from our own scheduled checks; use the 30-day bars above to see which has been steadier lately.

Which is faster, Diffbot API or USGS Earthquake Hazards Program?

USGS Earthquake Hazards Program has the lower median latency in our checks — Diffbot API responds in 780 ms versus USGS Earthquake Hazards Program at 286 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 Diffbot API and USGS Earthquake Hazards Program need an API key?

USGS Earthquake Hazards Program needs no key, while Diffbot API requires a free API key. If you want to start calling without signup, reach for USGS Earthquake Hazards Program first.

Can I call Diffbot API and USGS Earthquake Hazards Program from the browser?

Yes — both Diffbot API and USGS Earthquake Hazards Program 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 Diffbot API and USGS Earthquake Hazards Program free for commercial use?

Diffbot API has unclear commercial terms, and USGS Earthquake Hazards Program allows commercial use on its free tier. 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.