Nexmo API vs Tumblr
Same instrument, two spec sheets — measured, not claimed.
Nexmo API vs Tumblr: common questions
Which is more reliable, Nexmo API or Tumblr?
On our scheduled checks, Tumblr leads on measured uptime — Nexmo API at —% versus Tumblr at —% over 90 days. These are our own probe results, not provider claims; the uptime bars above show the day-by-day record for both.
Do Nexmo API and Tumblr need an API key?
Both ask you to authenticate — Nexmo API uses an API key and Tumblr uses OAuth. Each key is free to obtain; the Auth and Card-required rows above spell out the signup terms.
Can I call Nexmo API and Tumblr from the browser?
Only Tumblr 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 Tumblr free for commercial use?
Nexmo API has unclear commercial terms, and Tumblr 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.