City, Gdynia vs FEC

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

Uptime · 30d
Uptime · 90d100%99.02%
Uptime · 30d100%98.3%
P50 · ms12301602
P95 · ms39333334
AuthnoneapiKey
CORSnoyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree / open dataFree tier — API key required
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

City, Gdynia vs FEC: common questions

Which is more reliable, City, Gdynia or FEC?

On our scheduled checks, City, Gdynia leads on measured uptime — City, Gdynia at 100% versus FEC at 99.02% over 90 days. These are our own probe results, not provider claims; the uptime bars above show the day-by-day record for both.

Which is faster, City, Gdynia or FEC?

City, Gdynia has the lower median latency in our checks — City, Gdynia responds in 1230 ms versus FEC at 1602 ms (P50). Tail latency (P95) is in the table above; for most workloads the median is the number that shapes how the API feels.

Do City, Gdynia and FEC need an API key?

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

Can I call City, Gdynia and FEC from the browser?

Only FEC 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 FEC free for commercial use?

City, Gdynia has unclear commercial terms, and FEC 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.