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Vector Express v2.0 vs ipify

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

APIVector Express v2.0NEW—ipifyHEALTHY—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
Authnonenone
CORSnoyes
HTTPSyesyes
Card requirednono
Commercial useunclearyes
Data licenseUnverifiedn/a
Free tierFreeUnlimited
Rate limit5 req/window · 4 remaining · resets 1783513379None
In directory since2026-07-052026-05-02
operationalpartialdownno data

Vector Express v2.0 vs ipify: common questions

Which is more reliable, Vector Express v2.0 or ipify?

On our scheduled checks, ipify leads on measured uptime — Vector Express v2.0 at —% versus ipify 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 Vector Express v2.0 and ipify need an API key?

Neither needs a paid key — Vector Express v2.0 is callable with no signup, and ipify is callable with no signup. Both are quick to prototype with; rate limits still apply.

Can I call Vector Express v2.0 and ipify from the browser?

Only ipify is browser-friendly — it returns CORS headers over HTTPS. Vector Express v2.0 needs a server-side call or proxy, so factor that into which one fits a front-end project.

Are Vector Express v2.0 and ipify free for commercial use?

Vector Express v2.0 has unclear commercial terms, and ipify allows commercial use on its free tier. 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.