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Newton vs Phonepe API

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

APINewtonNEW—Phonepe APINEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthnoneapiKey
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — limits not publishedFree tier — API key required
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Newton vs Phonepe API: common questions

Which is more reliable, Newton or Phonepe API?

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

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

Can I call Newton and Phonepe API from the browser?

Yes — both Newton and Phonepe 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 Newton and Phonepe API free for commercial use?

Newton has unclear commercial terms, and Phonepe 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.