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French Business API vs Micro User Service

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

APIFrench Business APIHEALTHY95Micro User ServiceDEAD0
Uptime · 30d
Uptime · 90d100%18.6%
Uptime · 30d100%0.0%
P50 · ms467231
P95 · ms975827
AuthapiKeyapiKey
CORSyesno
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree tier — API key requiredFree tier — key may be required
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

French Business API vs Micro User Service: common questions

Which is more reliable, French Business API or Micro User Service?

On our scheduled checks, French Business API leads on measured uptime — French Business API at 100% versus Micro User Service at 18.6% 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, French Business API or Micro User Service?

Micro User Service has the lower median latency in our checks — French Business API responds in 467 ms versus Micro User Service at 231 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 French Business API and Micro User Service need an API key?

Both ask you to authenticate — French Business API uses an API key and Micro User Service 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 French Business API and Micro User Service from the browser?

Only French Business API 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 French Business API and Micro User Service free for commercial use?

French Business API has unclear commercial terms, and Micro User Service 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.