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Buddy vs OpenCorporates

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

APIBuddyDEAD0OpenCorporatesDEAD0
Uptime · 30d
Uptime · 90d0.0%0.0%
Uptime · 30d0.0%0.0%
P50 · ms——
P95 · ms——
AuthapiKeyapiKey
CORSyesno
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree tier — API key requiredFree tier — API key required
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Buddy vs OpenCorporates: common questions

Which is more reliable, Buddy or OpenCorporates?

Both are neck-and-neck — Buddy and OpenCorporates each measure 0.0% uptime over 90 days on our probe schedule. Reliability here is verified from our own scheduled checks; use the 30-day bars above to see which has been steadier lately.

Do Buddy and OpenCorporates need an API key?

Both ask you to authenticate — Buddy uses an API key and OpenCorporates 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 Buddy and OpenCorporates from the browser?

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

Are Buddy and OpenCorporates free for commercial use?

Buddy has unclear commercial terms, and OpenCorporates 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.