Fixer vs MetalpriceAPI
Same instrument, two spec sheets — measured, not claimed.
Fixer vs MetalpriceAPI: common questions
Which is more reliable, Fixer or MetalpriceAPI?
On our scheduled checks, MetalpriceAPI leads on measured uptime — Fixer 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 Fixer and MetalpriceAPI need an API key?
Both ask you to authenticate — Fixer 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 Fixer and MetalpriceAPI from the browser?
Yes — both Fixer and MetalpriceAPI 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 Fixer and MetalpriceAPI free for commercial use?
Fixer 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.