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IPDetails.io API vs UUID Generator API

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

APIIPDetails.io APIHEALTHY94UUID Generator APIHEALTHY91
Uptime · 30d
Uptime · 90d100%100%
Uptime · 30d100%100%
P50 · ms515737
P95 · ms10721570
Authnonenone
CORSyesno
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — limits not publishedFree — limits not published
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

IPDetails.io API vs UUID Generator API: common questions

Which is more reliable, IPDetails.io API or UUID Generator API?

Both are neck-and-neck — IPDetails.io API 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, IPDetails.io API or UUID Generator API?

IPDetails.io API has the lower median latency in our checks — IPDetails.io API responds in 515 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 IPDetails.io API and UUID Generator API need an API key?

Neither needs a paid key — IPDetails.io API is callable with no signup, and UUID Generator API is callable with no signup. Both are quick to prototype with; rate limits still apply.

Can I call IPDetails.io API and UUID Generator API from the browser?

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

Are IPDetails.io API and UUID Generator API free for commercial use?

IPDetails.io API 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.