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Abstract API vs RandomUser

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

APIAbstract APINEW—RandomUserNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthapiKeynone
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified (generated data; sample photos governed by UI Faces terms)
Free tierFree tier — API key may be required for productionFree — no key or signup
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Abstract API vs RandomUser: common questions

Which is more reliable, Abstract API or RandomUser?

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

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

Can I call Abstract API and RandomUser from the browser?

Yes — both Abstract API and RandomUser send CORS headers over HTTPS, so front-end code can fetch either directly with no backend proxy. That makes them easy to swap in a client-side app while you compare responses.

Are Abstract API and RandomUser free for commercial use?

Abstract API has unclear commercial terms, and RandomUser 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.