Road511 vs Apimetro

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

Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms
P95 · ms
AuthapiKeynone
CORSnoyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree tier — API key requiredFree — no key
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Road511 vs Apimetro: common questions

Which is more reliable, Road511 or Apimetro?

Only Apimetro is on our probe schedule so far (—% uptime over 90 days). The other is catalogued but not yet live-checked, so we can't compare measured reliability head-to-head — check the uncovered API's own status page for now.

Do Road511 and Apimetro need an API key?

Apimetro needs no key, while Road511 requires a free API key. If you want to start calling without signup, reach for Apimetro first.

Can I call Road511 and Apimetro from the browser?

Only Apimetro is browser-friendly — it returns CORS headers over HTTPS. Road511 needs a server-side call or proxy, so factor that into which one fits a front-end project.

Are Road511 and Apimetro free for commercial use?

Road511 has unclear commercial terms, and Apimetro 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.