IBGE vs Open Topo Data

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

Uptime · 30d
Uptime · 90d100%94.2%
Uptime · 30d100%90.0%
P50 · ms1245283
P95 · ms3431573
Authnonenone
CORSyesno
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — limits not publishedFree — limits not published
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

IBGE vs Open Topo Data: common questions

Which is more reliable, IBGE or Open Topo Data?

On our scheduled checks, IBGE leads on measured uptime — IBGE at 100% versus Open Topo Data at 94.2% 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, IBGE or Open Topo Data?

Open Topo Data has the lower median latency in our checks — IBGE responds in 1245 ms versus Open Topo Data at 283 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 IBGE and Open Topo Data need an API key?

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

Can I call IBGE and Open Topo Data from the browser?

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

Are IBGE and Open Topo Data free for commercial use?

IBGE has unclear commercial terms, and Open Topo Data 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.