inspirehep.net vs Roboflow Universe

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

Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms
P95 · ms
AuthnoneapiKey
CORSyesno
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — limits not publishedFree tier — API key required
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

inspirehep.net vs Roboflow Universe: common questions

Which is more reliable, inspirehep.net or Roboflow Universe?

On our scheduled checks, Roboflow Universe leads on measured uptime — inspirehep.net at —% versus Roboflow Universe 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 inspirehep.net and Roboflow Universe need an API key?

inspirehep.net needs no key, while Roboflow Universe requires a free API key. If you want to start calling without signup, reach for inspirehep.net first.

Can I call inspirehep.net and Roboflow Universe from the browser?

Only inspirehep.net is browser-friendly — it returns CORS headers over HTTPS. Roboflow Universe needs a server-side call or proxy, so factor that into which one fits a front-end project.

Are inspirehep.net and Roboflow Universe free for commercial use?

inspirehep.net has unclear commercial terms, and Roboflow Universe 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.