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Findwork vs ImprovMX API

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

APIFindworkNEW—ImprovMX APINEW—
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 required
Rate limit4294967295 req/window · 4294967295 remaining · resets 0301 req/window · 300 remaining · resets 1783526520
In directory since2026-07-052026-07-05
operationalpartialdownno data

Findwork vs ImprovMX API: common questions

Which is more reliable, Findwork or ImprovMX API?

On our scheduled checks, ImprovMX API leads on measured uptime — Findwork at —% versus ImprovMX API 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 Findwork and ImprovMX API need an API key?

Both ask you to authenticate — Findwork uses an API key and ImprovMX API 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 Findwork and ImprovMX API from the browser?

Only ImprovMX API is browser-friendly — it returns CORS headers over HTTPS. Findwork needs a server-side call or proxy, so factor that into which one fits a front-end project.

Are Findwork and ImprovMX API free for commercial use?

Findwork has unclear commercial terms, and ImprovMX API 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.