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DummyJSON vs Notion

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

APIDummyJSONHEALTHY98NotionREACHABLE100
Uptime · 30d
Uptime · 90d99.02%100%
Uptime · 30d100%100%
P50 · ms32524
P95 · ms11133096
Authnoneoauth
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — no keyOAuth — some read routes may be public
Rate limit100 req/window · 99 remaining · resets 1783510243Unpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

DummyJSON vs Notion: common questions

Which is more reliable, DummyJSON or Notion?

On our scheduled checks, Notion leads on measured uptime — DummyJSON at 99.02% versus Notion 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, DummyJSON or Notion?

DummyJSON has the lower median latency in our checks — DummyJSON responds in 32 ms versus Notion at 524 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 DummyJSON and Notion need an API key?

DummyJSON needs no key, while Notion requires OAuth. If you want to start calling without signup, reach for DummyJSON first.

Can I call DummyJSON and Notion from the browser?

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

DummyJSON has unclear commercial terms, and Notion 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.