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Hebrew Calendar vs jobdata API

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

APIHebrew CalendarHEALTHY93jobdata APIHEALTHY91
Uptime · 30d
Uptime · 90d100%100%
Uptime · 30d100%100%
P50 · ms533640
P95 · ms20161345
AuthnoneapiKey
CORSyesno
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — limits not publishedFree tier — API key required
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Hebrew Calendar vs jobdata API: common questions

Which is more reliable, Hebrew Calendar or jobdata API?

Both are neck-and-neck — Hebrew Calendar and jobdata API 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, Hebrew Calendar or jobdata API?

Hebrew Calendar has the lower median latency in our checks — Hebrew Calendar responds in 533 ms versus jobdata API at 640 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 Hebrew Calendar and jobdata API need an API key?

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

Can I call Hebrew Calendar and jobdata API from the browser?

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

Are Hebrew Calendar and jobdata API free for commercial use?

Hebrew Calendar has unclear commercial terms, and jobdata API 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.