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Open Science Framework vs USGS Water Services

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

APIOpen Science FrameworkNEW—USGS Water ServicesNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
Authnonenone
CORSnoyes
HTTPSyesyes
Card requirednono
Commercial useunclearyes
Data licenseUnverifiedPublic domain (U.S. Government work)
Free tierFree — limits not publishedFree — no API key required
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Open Science Framework vs USGS Water Services: common questions

Which is more reliable, Open Science Framework or USGS Water Services?

On our scheduled checks, USGS Water Services leads on measured uptime — Open Science Framework at —% versus USGS Water Services 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 Open Science Framework and USGS Water Services need an API key?

Neither needs a paid key — Open Science Framework is callable with no signup, and USGS Water Services is callable with no signup. Both are quick to prototype with; rate limits still apply.

Can I call Open Science Framework and USGS Water Services from the browser?

Only USGS Water Services is browser-friendly — it returns CORS headers over HTTPS. Open Science Framework needs a server-side call or proxy, so factor that into which one fits a front-end project.

Are Open Science Framework and USGS Water Services free for commercial use?

Open Science Framework has unclear commercial terms, and USGS Water Services 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.