Brazil vs Federal Register

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

Uptime · 30d
Uptime · 90d100%98.0%
Uptime · 30d100%98.3%
P50 · ms122478
P95 · ms8623165
Authnonenone
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearyes
Data licenseUnverifiedUS Government work — public domain
Free tierFree — no key (beta)Free — no key or signup required
Rate limitFair use — no loops or full-range scanningUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Brazil vs Federal Register: common questions

Which is more reliable, Brazil or Federal Register?

On our scheduled checks, Brazil leads on measured uptime — Brazil at 100% versus Federal Register at 98.0% 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, Brazil or Federal Register?

Brazil has the lower median latency in our checks — Brazil responds in 122 ms versus Federal Register at 478 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 Brazil and Federal Register need an API key?

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

Can I call Brazil and Federal Register from the browser?

Yes — both Brazil and Federal Register 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 Federal Register free for commercial use?

Brazil has unclear commercial terms, and Federal Register allows commercial use on its free tier. 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.