Crates.io vs UrlBae

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

Crates.io vs UrlBae: common questions

Which is more reliable, Crates.io or UrlBae?

On our scheduled checks, UrlBae leads on measured uptime — Crates.io 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 Crates.io and UrlBae need an API key?

Crates.io needs no key, while UrlBae requires a free API key. If you want to start calling without signup, reach for Crates.io first.

Can I call Crates.io and UrlBae from the browser?

Only Crates.io 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 Crates.io and UrlBae free for commercial use?

Crates.io 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.