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Azure DevOps vs npm Registry

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

APIAzure DevOpsNEW—npm RegistryNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthapiKeynone
CORSnoyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree tier — key may be requiredFree (public registry)
Rate limitUnpublishedUnpublished (bulk scraping discouraged)
In directory since2026-07-052026-07-05
operationalpartialdownno data

Azure DevOps vs npm Registry: common questions

Which is more reliable, Azure DevOps or npm Registry?

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

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

Can I call Azure DevOps and npm Registry from the browser?

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

Are Azure DevOps and npm Registry free for commercial use?

Azure DevOps has unclear commercial terms, and npm Registry 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.