DiceBear vs JSONPlaceholder

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

Uptime · 30d
Uptime · 90d100%100%
Uptime · 30d100%100%
P50 · ms64401
P95 · ms8531096
Authnonenone
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — limits not publishedFree — limits not published
Rate limitUnpublished1000 req/window · 999 remaining · resets 1783509378
In directory since2026-07-052026-07-05
operationalpartialdownno data

DiceBear vs JSONPlaceholder: common questions

Which is more reliable, DiceBear or JSONPlaceholder?

Both are neck-and-neck — DiceBear and JSONPlaceholder 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, DiceBear or JSONPlaceholder?

DiceBear has the lower median latency in our checks — DiceBear responds in 64 ms versus JSONPlaceholder at 401 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 DiceBear and JSONPlaceholder need an API key?

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

Can I call DiceBear and JSONPlaceholder from the browser?

Yes — both DiceBear and JSONPlaceholder 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 DiceBear and JSONPlaceholder free for commercial use?

DiceBear has unclear commercial terms, and JSONPlaceholder 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.