Vonage (Nexmo) API vs Webex

Same instrument, two spec sheets — measured, not claimed.

Uptime · 30d
Uptime · 90d100%100%
Uptime · 30d100%100%
P50 · ms174685
P95 · ms8341323
AuthapiKeyapiKey
CORSnoyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree tier — API key requiredFree tier — API key required
Rate limit10, 120;w=60;name="crd|generic_key^nexmo-gloo.sanity-service-remote-address-120-rpm|remote_address", 10;w=1;name="crd|generic_key^nexmo-gloo.sanity-service-remote-address-10-rps|remote_address" req/window · 9 remaining · resets 1Unpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Vonage (Nexmo) API vs Webex: common questions

Which is more reliable, Vonage (Nexmo) API or Webex?

Both are neck-and-neck — Vonage (Nexmo) API and Webex 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, Vonage (Nexmo) API or Webex?

Vonage (Nexmo) API has the lower median latency in our checks — Vonage (Nexmo) API responds in 174 ms versus Webex at 685 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 Vonage (Nexmo) API and Webex need an API key?

Both ask you to authenticate — Vonage (Nexmo) API uses an API key and Webex 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 Vonage (Nexmo) API and Webex from the browser?

Only Webex is browser-friendly — it returns CORS headers over HTTPS. Vonage (Nexmo) API needs a server-side call or proxy, so factor that into which one fits a front-end project.

Are Vonage (Nexmo) API and Webex free for commercial use?

Vonage (Nexmo) API has unclear commercial terms, and Webex 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.