BuyWhere vs HOL Registry Broker

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

Uptime · 30d
Uptime · 90d99.02%99.02%
Uptime · 30d100%100%
P50 · ms440386
P95 · ms1901913
AuthapiKeyapiKey
CORSnono
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree tier — key may be requiredFree tier — API key required
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

BuyWhere vs HOL Registry Broker: common questions

Which is more reliable, BuyWhere or HOL Registry Broker?

Both are neck-and-neck — BuyWhere and HOL Registry Broker each measure 99.02% 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.

Which is faster, BuyWhere or HOL Registry Broker?

HOL Registry Broker has the lower median latency in our checks — BuyWhere responds in 440 ms versus HOL Registry Broker at 386 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 BuyWhere and HOL Registry Broker need an API key?

Both ask you to authenticate — BuyWhere uses an API key and HOL Registry Broker 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 BuyWhere and HOL Registry Broker from the browser?

Neither sends browser-friendly CORS headers reliably, so call BuyWhere and HOL Registry Broker from a server or proxy rather than client-side. The CORS and HTTPS rows above show exactly what we detected for each.

Are BuyWhere and HOL Registry Broker free for commercial use?

BuyWhere has unclear commercial terms, and HOL Registry Broker 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.