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City, Gdynia vs Japan Neighborhoods

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

APICity, GdyniaNEW—Japan NeighborhoodsNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
Authnonenone
CORSnoyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree / open dataFree — limits not published
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

City, Gdynia vs Japan Neighborhoods: common questions

Which is more reliable, City, Gdynia or Japan Neighborhoods?

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

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

Can I call City, Gdynia and Japan Neighborhoods from the browser?

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

Are City, Gdynia and Japan Neighborhoods free for commercial use?

City, Gdynia has unclear commercial terms, and Japan Neighborhoods 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.