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PaperClean vs UrlBae

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

APIPaperCleanNEW—UrlBaeNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthapiKeyapiKey
CORSyesno
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree tier — API key requiredFree tier — API key required
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

PaperClean vs UrlBae: common questions

Which is more reliable, PaperClean or UrlBae?

On our scheduled checks, UrlBae leads on measured uptime — PaperClean at —% versus UrlBae 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 PaperClean and UrlBae need an API key?

Both ask you to authenticate — PaperClean uses an API key and UrlBae 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 PaperClean and UrlBae from the browser?

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

Are PaperClean and UrlBae free for commercial use?

PaperClean has unclear commercial terms, and UrlBae 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.