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Lanyard vs PostStack

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

APILanyardNEW—PostStackNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthnoneapiKey
CORSyesno
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — no key; user must be tracked by the Lanyard Discord botFree tier — key may be required
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Lanyard vs PostStack: common questions

Which is more reliable, Lanyard or PostStack?

On our scheduled checks, PostStack leads on measured uptime — Lanyard at —% versus PostStack 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 PostStack need an API key?

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

Can I call Lanyard and PostStack from the browser?

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

Are Lanyard and PostStack free for commercial use?

Lanyard has unclear commercial terms, and PostStack 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.