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Goldprice.dev vs National Bank of Poland

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

APIGoldprice.devDYING41National Bank of PolandHEALTHY88
Uptime · 30d
Uptime · 90d15.7%100%
Uptime · 30d8.3%100%
P50 · ms677899
P95 · ms12972087
Authnonenone
CORSnoyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree keyless tier (limited fields); free account lifts capsFree — limits not published
Rate limitAnonymous usage caps apply; exact limit unpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Goldprice.dev vs National Bank of Poland: common questions

Which is more reliable, Goldprice.dev or National Bank of Poland?

On our scheduled checks, National Bank of Poland leads on measured uptime — Goldprice.dev at 15.7% versus National Bank of Poland at 100% 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, Goldprice.dev or National Bank of Poland?

Goldprice.dev has the lower median latency in our checks — Goldprice.dev responds in 677 ms versus National Bank of Poland at 899 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 Goldprice.dev and National Bank of Poland need an API key?

Neither needs a paid key — Goldprice.dev is callable with no signup, and National Bank of Poland is callable with no signup. Both are quick to prototype with; rate limits still apply.

Can I call Goldprice.dev and National Bank of Poland from the browser?

Only National Bank of Poland is browser-friendly — it returns CORS headers over HTTPS. Goldprice.dev needs a server-side call or proxy, so factor that into which one fits a front-end project.

Are Goldprice.dev and National Bank of Poland free for commercial use?

Goldprice.dev has unclear commercial terms, and National Bank of Poland 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.