Nexmo API vs Public Time API
Same instrument, two spec sheets — measured, not claimed.
Nexmo API vs Public Time API: common questions
Which is more reliable, Nexmo API or Public Time API?
Both are neck-and-neck — Nexmo API and Public Time API 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, Nexmo API or Public Time API?
Public Time API has the lower median latency in our checks — Nexmo API responds in 567 ms versus Public Time API at 242 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 Nexmo API and Public Time API need an API key?
Public Time API needs no key, while Nexmo API requires a free API key. If you want to start calling without signup, reach for Public Time API first.
Can I call Nexmo API and Public Time API from the browser?
Neither sends browser-friendly CORS headers reliably, so call Nexmo API and Public Time API from a server or proxy rather than client-side. The CORS and HTTPS rows above show exactly what we detected for each.
Are Nexmo API and Public Time API free for commercial use?
Nexmo API has unclear commercial terms, and Public Time API 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.