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Azure DevOps vs JSONPlaceholder

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

APIAzure DevOpsHEALTHY97JSONPlaceholderHEALTHY95
Uptime · 30d
Uptime · 90d100%100%
Uptime · 30d100%100%
P50 · ms313401
P95 · ms8691096
AuthapiKeynone
CORSnoyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree tier — key may be requiredFree — limits not published
Rate limitUnpublished1000 req/window · 999 remaining · resets 1783509378
In directory since2026-07-052026-07-05
operationalpartialdownno data

Azure DevOps vs JSONPlaceholder: common questions

Which is more reliable, Azure DevOps or JSONPlaceholder?

Both are neck-and-neck — Azure DevOps and JSONPlaceholder 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 JSONPlaceholder?

Azure DevOps has the lower median latency in our checks — Azure DevOps responds in 313 ms versus JSONPlaceholder at 401 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 JSONPlaceholder need an API key?

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

Can I call Azure DevOps and JSONPlaceholder from the browser?

Only JSONPlaceholder 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 JSONPlaceholder free for commercial use?

Azure DevOps has unclear commercial terms, and JSONPlaceholder 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.