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JSONPlaceholder vs Monday

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

APIJSONPlaceholderHEALTHY95MondayHEALTHY98
Uptime · 30d
Uptime · 90d100%100%
Uptime · 30d100%100%
P50 · ms401207
P95 · ms10961086
AuthnoneapiKey
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — limits not publishedFree tier — API key may be required for production
Rate limit1000 req/window · 999 remaining · resets 1783509378Unpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

JSONPlaceholder vs Monday: common questions

Which is more reliable, JSONPlaceholder or Monday?

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

Monday has the lower median latency in our checks — JSONPlaceholder responds in 401 ms versus Monday at 207 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 JSONPlaceholder and Monday need an API key?

JSONPlaceholder needs no key, while Monday requires a free API key. If you want to start calling without signup, reach for JSONPlaceholder first.

Can I call JSONPlaceholder and Monday from the browser?

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

JSONPlaceholder has unclear commercial terms, and Monday 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.