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Crates.io vs RandomUser

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

APICrates.ioHEALTHY90RandomUserHEALTHY78
Uptime · 30d
Uptime · 90d99.02%100%
Uptime · 30d100%100%
P50 · ms458210
P95 · ms1317774
Authnonenone
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified (generated data; sample photos governed by UI Faces terms)
Free tierFree — limits not publishedFree — no key or signup
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Crates.io vs RandomUser: common questions

Which is more reliable, Crates.io or RandomUser?

On our scheduled checks, RandomUser leads on measured uptime — Crates.io at 99.02% versus RandomUser at 100% over 90 days. These are our own probe results, not provider claims; the uptime bars above show the day-by-day record for both.

Which is faster, Crates.io or RandomUser?

RandomUser has the lower median latency in our checks — Crates.io responds in 458 ms versus RandomUser at 210 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 Crates.io and RandomUser need an API key?

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

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

Yes — both Crates.io 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 Crates.io and RandomUser free for commercial use?

Crates.io 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.