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Lanyard vs OpenHolidays API

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

APILanyardNEW—OpenHolidays APINEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
Authnonenone
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — no key; user must be tracked by the Lanyard Discord botFree — limits not published
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Lanyard vs OpenHolidays API: common questions

Which is more reliable, Lanyard or OpenHolidays API?

On our scheduled checks, OpenHolidays API leads on measured uptime — Lanyard at —% versus OpenHolidays API at —% over 90 days. These are our own probe results, not provider claims; the uptime bars above show the day-by-day record for both.

Do Lanyard and OpenHolidays API need an API key?

Neither needs a paid key — Lanyard is callable with no signup, and OpenHolidays API is callable with no signup. Both are quick to prototype with; rate limits still apply.

Can I call Lanyard and OpenHolidays API from the browser?

Yes — both Lanyard and OpenHolidays API 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 Lanyard and OpenHolidays API free for commercial use?

Lanyard has unclear commercial terms, and OpenHolidays 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.