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Markbase vs MetalpriceAPI

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

APIMarkbaseNEW—MetalpriceAPINEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthnoneapiKey
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — limits not publishedFree tier — API key required
Rate limit30 req/window · 29 remaining · resets 1783519324Unpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Markbase vs MetalpriceAPI: common questions

Which is more reliable, Markbase or MetalpriceAPI?

On our scheduled checks, MetalpriceAPI leads on measured uptime — Markbase 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 Markbase and MetalpriceAPI need an API key?

Markbase needs no key, while MetalpriceAPI requires a free API key. If you want to start calling without signup, reach for Markbase first.

Can I call Markbase and MetalpriceAPI from the browser?

Yes — both Markbase 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 Markbase and MetalpriceAPI free for commercial use?

Markbase 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.