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Magic 8-Ball API vs PostStack

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

APIMagic 8-Ball APINEW—PostStackNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthnoneapiKey
CORSnono
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — limits not publishedFree tier — key may be required
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Magic 8-Ball API vs PostStack: common questions

Which is more reliable, Magic 8-Ball API or PostStack?

On our scheduled checks, PostStack leads on measured uptime — Magic 8-Ball API 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 Magic 8-Ball API and PostStack need an API key?

Magic 8-Ball API needs no key, while PostStack requires a free API key. If you want to start calling without signup, reach for Magic 8-Ball API first.

Can I call Magic 8-Ball API and PostStack from the browser?

Neither sends browser-friendly CORS headers reliably, so call Magic 8-Ball API and PostStack from a server or proxy rather than client-side. The CORS and HTTPS rows above show exactly what we detected for each.

Are Magic 8-Ball API and PostStack free for commercial use?

Magic 8-Ball API 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.