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Nager.Date vs Telnyx API

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

APINager.DateNEW—Telnyx APINEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthnoneapiKey
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree, no keyFree tier — API key required
Rate limitUnpublished50, 50;w=1 req/window · 49 remaining · resets 1
In directory since2026-07-052026-07-05
operationalpartialdownno data

Nager.Date vs Telnyx API: common questions

Which is more reliable, Nager.Date or Telnyx API?

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

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

Can I call Nager.Date and Telnyx API from the browser?

Yes — both Nager.Date and Telnyx API 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 Nager.Date and Telnyx API free for commercial use?

Nager.Date has unclear commercial terms, and Telnyx 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.