Currencylayer vs MetalpriceAPI
Same instrument, two spec sheets — measured, not claimed.
Currencylayer vs MetalpriceAPI: common questions
Which is more reliable, Currencylayer or MetalpriceAPI?
On our scheduled checks, MetalpriceAPI leads on measured uptime — Currencylayer at —% versus MetalpriceAPI 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 Currencylayer and MetalpriceAPI need an API key?
Both ask you to authenticate — Currencylayer uses an API key and MetalpriceAPI uses an API key. Each key is free to obtain; the Auth and Card-required rows above spell out the signup terms.
Can I call Currencylayer and MetalpriceAPI from the browser?
Only MetalpriceAPI is browser-friendly — it returns CORS headers over HTTPS. Currencylayer needs a server-side call or proxy, so factor that into which one fits a front-end project.
Are Currencylayer and MetalpriceAPI free for commercial use?
Currencylayer has unclear commercial terms, and MetalpriceAPI 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.