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Azure DevOps vs ELI

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

APIAzure DevOpsNEW—ELINEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthapiKeyapiKey
CORSnoyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree tier — key may be requiredFree tier — API key may be required for production
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Azure DevOps vs ELI: common questions

Which is more reliable, Azure DevOps or ELI?

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

Both ask you to authenticate — Azure DevOps uses an API key and ELI uses an API key. Each key is free to obtain; the Auth and Card-required rows above spell out the signup terms.

Can I call Azure DevOps and ELI from the browser?

Only ELI 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 ELI free for commercial use?

Azure DevOps has unclear commercial terms, and ELI 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.