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Goldprice.dev vs Twelve Data

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

APIGoldprice.devNEW—Twelve DataREACHABLE—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthnoneapiKey
CORSnoyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree keyless tier (limited fields); free account lifts capsFree tier — API key required
Rate limitAnonymous usage caps apply; exact limit unpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Goldprice.dev vs Twelve Data: common questions

Which is more reliable, Goldprice.dev or Twelve Data?

On our scheduled checks, Twelve Data leads on measured uptime — Goldprice.dev at —% versus Twelve Data 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 Goldprice.dev and Twelve Data need an API key?

Goldprice.dev needs no key, while Twelve Data requires a free API key. If you want to start calling without signup, reach for Goldprice.dev first.

Can I call Goldprice.dev and Twelve Data from the browser?

Only Twelve Data 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 Twelve Data free for commercial use?

Goldprice.dev has unclear commercial terms, and Twelve Data 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.