District of Columbia Open Data vs PermisAPI
Same instrument, two spec sheets — measured, not claimed.
District of Columbia Open Data vs PermisAPI: common questions
Which is more reliable, District of Columbia Open Data or PermisAPI?
Both are neck-and-neck — District of Columbia Open Data and PermisAPI each measure 100% 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, District of Columbia Open Data or PermisAPI?
District of Columbia Open Data has the lower median latency in our checks — District of Columbia Open Data responds in 852 ms versus PermisAPI at 1125 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 District of Columbia Open Data and PermisAPI need an API key?
District of Columbia Open Data needs no key, while PermisAPI 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 PermisAPI from the browser?
Only District of Columbia Open Data is browser-friendly — it returns CORS headers over HTTPS. PermisAPI 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 PermisAPI free for commercial use?
District of Columbia Open Data has unclear commercial terms, and PermisAPI 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.