Nexmo API vs Telegraph
Same instrument, two spec sheets — measured, not claimed.
Nexmo API vs Telegraph: common questions
Which is more reliable, Nexmo API or Telegraph?
On our scheduled checks, Nexmo API leads on measured uptime — Nexmo API at 100% versus Telegraph at 99.02% 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, Nexmo API or Telegraph?
Nexmo API has the lower median latency in our checks — Nexmo API responds in 567 ms versus Telegraph at 801 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 Telegraph need an API key?
Both ask you to authenticate — Nexmo API uses an API key and Telegraph uses an API key. Each key is free to obtain; the Auth and Card-required rows above spell out the signup terms.
Can I call Nexmo API and Telegraph from the browser?
Only Telegraph is browser-friendly — it returns CORS headers over HTTPS. Nexmo API needs a server-side call or proxy, so factor that into which one fits a front-end project.
Are Nexmo API and Telegraph free for commercial use?
Nexmo API has unclear commercial terms, and Telegraph 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.