DummyJSON vs JSONPlaceholder
Same instrument, two spec sheets — measured, not claimed.
DummyJSON vs JSONPlaceholder: common questions
Which is more reliable, DummyJSON or JSONPlaceholder?
On our scheduled checks, JSONPlaceholder leads on measured uptime — DummyJSON at 99.02% versus JSONPlaceholder 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 JSONPlaceholder?
DummyJSON has the lower median latency in our checks — DummyJSON responds in 32 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 DummyJSON and JSONPlaceholder need an API key?
Neither needs a paid key — DummyJSON 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 DummyJSON and JSONPlaceholder from the browser?
Yes — both DummyJSON 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 DummyJSON and JSONPlaceholder free for commercial use?
DummyJSON 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.