Currencyapi vs Polish Bank Branches

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

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

Currencyapi vs Polish Bank Branches: common questions

Which is more reliable, Currencyapi or Polish Bank Branches?

On our scheduled checks, Polish Bank Branches leads on measured uptime — Currencyapi at —% versus Polish Bank Branches 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 Currencyapi and Polish Bank Branches need an API key?

Polish Bank Branches needs no key, while Currencyapi requires a free API key. If you want to start calling without signup, reach for Polish Bank Branches first.

Can I call Currencyapi and Polish Bank Branches from the browser?

Yes — both Currencyapi and Polish Bank Branches 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 Currencyapi and Polish Bank Branches free for commercial use?

Currencyapi has unclear commercial terms, and Polish Bank Branches 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.