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DummyJSON vs SampleAPIs

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

APIDummyJSONNEW—SampleAPIsNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
Authnonenone
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — no keyFree — limits not published
Rate limit100 req/window · 99 remaining · resets 17835102435000 req/window · 3876 remaining · resets 1783516346
In directory since2026-07-052026-07-05
operationalpartialdownno data

DummyJSON vs SampleAPIs: common questions

Which is more reliable, DummyJSON or SampleAPIs?

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

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

Can I call DummyJSON and SampleAPIs from the browser?

Yes — both DummyJSON and SampleAPIs 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 DummyJSON and SampleAPIs free for commercial use?

DummyJSON has unclear commercial terms, and SampleAPIs 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.