Micro User Service vs Statistics of the World

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

Uptime · 30d
Uptime · 90d18.6%100%
Uptime · 30d0.0%100%
P50 · ms231743
P95 · ms8271573
AuthapiKeynone
CORSnoyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified (data sourced from World Bank & IMF)
Free tierFree tier — key may be requiredFree — no key (optional X-API-Key header)
Rate limitUnpublished1000 req/window · 999 remaining · resets 2026-07-09T11:30:37.514Z
In directory since2026-07-052026-07-05
operationalpartialdownno data

Micro User Service vs Statistics of the World: common questions

Which is more reliable, Micro User Service or Statistics of the World?

On our scheduled checks, Statistics of the World leads on measured uptime — Micro User Service at 18.6% versus Statistics of the World at 100% over 90 days. These are our own probe results, not provider claims; the uptime bars above show the day-by-day record for both.

Which is faster, Micro User Service or Statistics of the World?

Micro User Service has the lower median latency in our checks — Micro User Service responds in 231 ms versus Statistics of the World at 743 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 Micro User Service and Statistics of the World need an API key?

Statistics of the World needs no key, while Micro User Service requires a free API key. If you want to start calling without signup, reach for Statistics of the World first.

Can I call Micro User Service and Statistics of the World from the browser?

Only Statistics of the World is browser-friendly — it returns CORS headers over HTTPS. Micro User Service needs a server-side call or proxy, so factor that into which one fits a front-end project.

Are Micro User Service and Statistics of the World free for commercial use?

Micro User Service has unclear commercial terms, and Statistics of the World 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.