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District of Columbia Open Data vs FastDOL

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

APIDistrict of Columbia Open DataNEW—FastDOLNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthnoneapiKey
CORSyesno
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverified (DC Open Data terms)Unverified
Free tierFree — limits not publishedFree tier — key may be required
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

District of Columbia Open Data vs FastDOL: common questions

Which is more reliable, District of Columbia Open Data or FastDOL?

On our scheduled checks, FastDOL leads on measured uptime — District of Columbia Open Data 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 District of Columbia Open Data and FastDOL need an API key?

District of Columbia Open Data needs no key, while FastDOL requires a free API key. If you want to start calling without signup, reach for District of Columbia Open Data first.

Can I call District of Columbia Open Data and FastDOL from the browser?

Only District of Columbia Open Data 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 District of Columbia Open Data and FastDOL free for commercial use?

District of Columbia Open Data 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.