City, Analyze Boston vs EPA
Same instrument, two spec sheets — measured, not claimed.
City, Analyze Boston vs EPA: common questions
Which is more reliable, City, Analyze Boston or EPA?
On our scheduled checks, City, Analyze Boston leads on measured uptime — City, Analyze Boston at 100% versus EPA at 54.9% over 90 days. These are our own probe results, not provider claims; the uptime bars above show the day-by-day record for both.
Which is faster, City, Analyze Boston or EPA?
City, Analyze Boston has the lower median latency in our checks — City, Analyze Boston responds in 663 ms versus EPA at 3150 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 City, Analyze Boston and EPA need an API key?
EPA needs no key, while City, Analyze Boston requires a free API key. If you want to start calling without signup, reach for EPA first.
Can I call City, Analyze Boston and EPA from the browser?
Only EPA is browser-friendly — it returns CORS headers over HTTPS. City, Analyze Boston needs a server-side call or proxy, so factor that into which one fits a front-end project.
Are City, Analyze Boston and EPA free for commercial use?
City, Analyze Boston has unclear commercial terms, and EPA 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.