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ELI vs Passantenfrequenzen Zürich

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

APIELINEW—Passantenfrequenzen ZürichNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthapiKeynone
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree tier — API key may be required for productionFree — limits not published
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

ELI vs Passantenfrequenzen Zürich: common questions

Which is more reliable, ELI or Passantenfrequenzen Zürich?

On our scheduled checks, Passantenfrequenzen Zürich leads on measured uptime — ELI at —% versus Passantenfrequenzen Zürich 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 ELI and Passantenfrequenzen Zürich need an API key?

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

Can I call ELI and Passantenfrequenzen Zürich from the browser?

Yes — both ELI and Passantenfrequenzen Zürich 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 ELI and Passantenfrequenzen Zürich free for commercial use?

ELI has unclear commercial terms, and Passantenfrequenzen Zürich 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.