ipify vs Vercel API

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

Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms
P95 · ms
AuthnoneapiKey
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useyesunclear
Data licensen/aUnverified
Free tierUnlimitedFree tier — API key required
Rate limitNoneUnpublished
In directory since2026-05-022026-07-05
operationalpartialdownno data

ipify vs Vercel API: common questions

Which is more reliable, ipify or Vercel API?

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

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

Can I call ipify and Vercel API from the browser?

Yes — both ipify and Vercel 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 ipify and Vercel API free for commercial use?

ipify allows commercial use on its free tier, and Vercel 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.