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Crates.io vs DiceBear

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

APICrates.ioHEALTHY94DiceBearHEALTHY100
Uptime · 30d
Uptime · 90d100%100%
Uptime · 30d100%100%
P50 · ms27963
P95 · ms1154740
Authnonenone
CORSyesyes
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

Crates.io vs DiceBear: common questions

Which is more reliable, Crates.io or DiceBear?

Both are neck-and-neck — Crates.io and DiceBear 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, Crates.io or DiceBear?

DiceBear has the lower median latency in our checks — Crates.io responds in 279 ms versus DiceBear at 63 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 DiceBear need an API key?

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

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

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

Crates.io has unclear commercial terms, and DiceBear 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.