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Open Data Minneapolis vs Registrum API

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

APIOpen Data MinneapolisNEW—Registrum APINEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthnoneapiKey
CORSyesno
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — limits not publishedFree tier — API key required
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Open Data Minneapolis vs Registrum API: common questions

Which is more reliable, Open Data Minneapolis or Registrum API?

On our scheduled checks, Registrum API leads on measured uptime — Open Data Minneapolis at —% versus Registrum API 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 Open Data Minneapolis and Registrum API need an API key?

Open Data Minneapolis needs no key, while Registrum API requires a free API key. If you want to start calling without signup, reach for Open Data Minneapolis first.

Can I call Open Data Minneapolis and Registrum API from the browser?

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

Are Open Data Minneapolis and Registrum API free for commercial use?

Open Data Minneapolis has unclear commercial terms, and Registrum API 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.