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Pharos API vs Alpha (Mossland)

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

APIPharos APIUNMONITORED—Alpha (Mossland)NEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthapiKeynone
CORSnoyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree tier — API key requiredFree — limits not published
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Pharos API vs Alpha (Mossland): common questions

Which is more reliable, Pharos API or Alpha (Mossland)?

Only Alpha (Mossland) is on our probe schedule so far (—% uptime over 90 days). The other is catalogued but not yet live-checked, so we can't compare measured reliability head-to-head — check the uncovered API's own status page for now.

Do Pharos API and Alpha (Mossland) need an API key?

Alpha (Mossland) needs no key, while Pharos API requires a free API key. If you want to start calling without signup, reach for Alpha (Mossland) first.

Can I call Pharos API and Alpha (Mossland) from the browser?

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

Are Pharos API and Alpha (Mossland) free for commercial use?

Pharos API has unclear commercial terms, and Alpha (Mossland) 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.