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RandomUser vs VATlayer

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

APIRandomUserHEALTHY78VATlayerHEALTHY93
Uptime · 30d
Uptime · 90d100%100%
Uptime · 30d100%100%
P50 · ms210473
P95 · ms7742118
AuthnoneapiKey
CORSyesno
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverified (generated data; sample photos governed by UI Faces terms)Unverified
Free tierFree — no key or signupFree tier — key may be required
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

RandomUser vs VATlayer: common questions

Which is more reliable, RandomUser or VATlayer?

Both are neck-and-neck — RandomUser and VATlayer 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, RandomUser or VATlayer?

RandomUser has the lower median latency in our checks — RandomUser responds in 210 ms versus VATlayer at 473 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 RandomUser and VATlayer need an API key?

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

Can I call RandomUser and VATlayer from the browser?

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

Are RandomUser and VATlayer free for commercial use?

RandomUser has unclear commercial terms, and VATlayer 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.