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npm Registry vs OnSched Consumer API

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

APInpm RegistryNEW—OnSched Consumer APINEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthnoneapiKey
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree (public registry)Free tier — API key required
Rate limitUnpublished (bulk scraping discouraged)Unpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

npm Registry vs OnSched Consumer API: common questions

Which is more reliable, npm Registry or OnSched Consumer API?

On our scheduled checks, OnSched Consumer API leads on measured uptime — npm Registry at —% versus OnSched Consumer 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 npm Registry and OnSched Consumer API need an API key?

npm Registry needs no key, while OnSched Consumer API requires a free API key. If you want to start calling without signup, reach for npm Registry first.

Can I call npm Registry and OnSched Consumer API from the browser?

Yes — both npm Registry and OnSched Consumer 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 npm Registry and OnSched Consumer API free for commercial use?

npm Registry has unclear commercial terms, and OnSched Consumer 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.