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Azure DevOps vs CDNJS

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

APIAzure DevOpsHEALTHY97CDNJSHEALTHY95
Uptime · 30d
Uptime · 90d100%100%
Uptime · 30d100%100%
P50 · ms313281
P95 · ms869936
AuthapiKeynone
CORSnoyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree tier — key may be requiredFree and open, no key
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Azure DevOps vs CDNJS: common questions

Which is more reliable, Azure DevOps or CDNJS?

Both are neck-and-neck — Azure DevOps and CDNJS each measure 100% uptime over 90 days on our probe schedule. Reliability here is verified from our own scheduled checks; use the 30-day bars above to see which has been steadier lately.

Which is faster, Azure DevOps or CDNJS?

CDNJS has the lower median latency in our checks — Azure DevOps responds in 313 ms versus CDNJS at 281 ms (P50). Tail latency (P95) is in the table above; for most workloads the median is the number that shapes how the API feels.

Do Azure DevOps and CDNJS need an API key?

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

Can I call Azure DevOps and CDNJS from the browser?

Only CDNJS 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 CDNJS free for commercial use?

Azure DevOps has unclear commercial terms, and CDNJS 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.