JSONPlaceholder vs UrlBae

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

Uptime · 30d
Uptime · 90d100%1.0%
Uptime · 30d100%0.0%
P50 · ms4011158
P95 · ms10961158
AuthnoneapiKey
CORSyesno
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — limits not publishedFree tier — API key required
Rate limit1000 req/window · 999 remaining · resets 1783509378Unpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

JSONPlaceholder vs UrlBae: common questions

Which is more reliable, JSONPlaceholder or UrlBae?

On our scheduled checks, JSONPlaceholder leads on measured uptime — JSONPlaceholder at 100% versus UrlBae at 1.0% 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, JSONPlaceholder or UrlBae?

JSONPlaceholder has the lower median latency in our checks — JSONPlaceholder responds in 401 ms versus UrlBae at 1158 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 UrlBae need an API key?

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

Can I call JSONPlaceholder and UrlBae from the browser?

Only JSONPlaceholder is browser-friendly — it returns CORS headers over HTTPS. UrlBae needs a server-side call or proxy, so factor that into which one fits a front-end project.

Are JSONPlaceholder and UrlBae free for commercial use?

JSONPlaceholder has unclear commercial terms, and UrlBae 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.