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Telnyx API vs Disify

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

APITelnyx APINEW—DisifyNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthapiKeynone
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree tier — API key requiredFree — limits not published
Rate limit50, 50;w=1 req/window · 49 remaining · resets 1Unpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Telnyx API vs Disify: common questions

Which is more reliable, Telnyx API or Disify?

On our scheduled checks, Disify leads on measured uptime — Telnyx API at —% versus Disify 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 Telnyx API and Disify need an API key?

Disify needs no key, while Telnyx API requires a free API key. If you want to start calling without signup, reach for Disify first.

Can I call Telnyx API and Disify from the browser?

Yes — both Telnyx API and Disify send CORS headers over HTTPS, so front-end code can fetch either directly with no backend proxy. That makes them easy to swap in a client-side app while you compare responses.

Are Telnyx API and Disify free for commercial use?

Telnyx API has unclear commercial terms, and Disify 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.