Colorado Information Marketplace vs FastDOL

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

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 — key may be required
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Colorado Information Marketplace vs FastDOL: common questions

Which is more reliable, Colorado Information Marketplace or FastDOL?

On our scheduled checks, FastDOL leads on measured uptime — Colorado Information Marketplace at —% versus FastDOL 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 Colorado Information Marketplace and FastDOL need an API key?

Colorado Information Marketplace needs no key, while FastDOL requires a free API key. If you want to start calling without signup, reach for Colorado Information Marketplace first.

Can I call Colorado Information Marketplace and FastDOL from the browser?

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

Are Colorado Information Marketplace and FastDOL free for commercial use?

Colorado Information Marketplace has unclear commercial terms, and FastDOL 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.