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City, Gdańsk vs City, Helsinki

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

APICity, GdańskNEW—City, HelsinkiNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
Authnonenone
CORSyesno
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — limits not publishedFree — limits not published
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

City, Gdańsk vs City, Helsinki: common questions

Which is more reliable, City, Gdańsk or City, Helsinki?

On our scheduled checks, City, Helsinki leads on measured uptime — City, Gdańsk at —% versus City, Helsinki 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 City, Gdańsk and City, Helsinki need an API key?

Neither needs a paid key — City, Gdańsk is callable with no signup, and City, Helsinki is callable with no signup. Both are quick to prototype with; rate limits still apply.

Can I call City, Gdańsk and City, Helsinki from the browser?

Only City, Gdańsk is browser-friendly — it returns CORS headers over HTTPS. City, Helsinki needs a server-side call or proxy, so factor that into which one fits a front-end project.

Are City, Gdańsk and City, Helsinki free for commercial use?

City, Gdańsk has unclear commercial terms, and City, Helsinki 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.