Brazil vs ONS

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

Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms
P95 · ms
Authnonenone
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — no key (beta)Free — limits not published
Rate limitFair use — no loops or full-range scanningUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Brazil vs ONS: common questions

Which is more reliable, Brazil or ONS?

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

Neither needs a paid key — Brazil is callable with no signup, and ONS is callable with no signup. Both are quick to prototype with; rate limits still apply.

Can I call Brazil and ONS from the browser?

Yes — both Brazil and ONS send CORS headers over HTTPS, so front-end code can fetch either directly with no backend proxy. That makes them easy to swap in a client-side app while you compare responses.

Are Brazil and ONS free for commercial use?

Brazil has unclear commercial terms, and ONS 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.