Keen IO vs Newton
Same instrument, two spec sheets — measured, not claimed.
Keen IO vs Newton: common questions
Which is more reliable, Keen IO or Newton?
Both are neck-and-neck — Keen IO and Newton 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, Keen IO or Newton?
Newton has the lower median latency in our checks — Keen IO responds in 667 ms versus Newton at 323 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 Keen IO and Newton need an API key?
Newton needs no key, while Keen IO requires a free API key. If you want to start calling without signup, reach for Newton first.
Can I call Keen IO and Newton from the browser?
Only Newton is browser-friendly — it returns CORS headers over HTTPS. Keen IO needs a server-side call or proxy, so factor that into which one fits a front-end project.
Are Keen IO and Newton free for commercial use?
Keen IO has unclear commercial terms, and Newton 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.