Ntropy Transaction API v1 vs The Colony

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

Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms
P95 · ms
AuthnoneapiKey
CORSnono
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — limits not publishedFree tier — API key may be required for production
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Ntropy Transaction API v1 vs The Colony: common questions

Which is more reliable, Ntropy Transaction API v1 or The Colony?

On our scheduled checks, The Colony leads on measured uptime — Ntropy Transaction API v1 at —% versus The Colony 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 Ntropy Transaction API v1 and The Colony need an API key?

Ntropy Transaction API v1 needs no key, while The Colony requires a free API key. If you want to start calling without signup, reach for Ntropy Transaction API v1 first.

Can I call Ntropy Transaction API v1 and The Colony from the browser?

Neither sends browser-friendly CORS headers reliably, so call Ntropy Transaction API v1 and The Colony from a server or proxy rather than client-side. The CORS and HTTPS rows above show exactly what we detected for each.

Are Ntropy Transaction API v1 and The Colony free for commercial use?

Ntropy Transaction API v1 has unclear commercial terms, and The Colony 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.