Currents vs UUID Generator API

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

Uptime · 30d
Uptime · 90d100%100%
Uptime · 30d100%100%
P50 · ms586737
P95 · ms11651570
AuthapiKeynone
CORSnono
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree tier — key may be requiredFree — limits not published
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Currents vs UUID Generator API: common questions

Which is more reliable, Currents or UUID Generator API?

Both are neck-and-neck — Currents and UUID Generator API 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, Currents or UUID Generator API?

Currents has the lower median latency in our checks — Currents responds in 586 ms versus UUID Generator API at 737 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 Currents and UUID Generator API need an API key?

UUID Generator API needs no key, while Currents requires a free API key. If you want to start calling without signup, reach for UUID Generator API first.

Can I call Currents and UUID Generator API from the browser?

Neither sends browser-friendly CORS headers reliably, so call Currents and UUID Generator API from a server or proxy rather than client-side. The CORS and HTTPS rows above show exactly what we detected for each.

Are Currents and UUID Generator API free for commercial use?

Currents has unclear commercial terms, and UUID Generator API 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.