Why Metal Sentinel - The Developer-Friendly Precious Metals API
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Why Metal Sentinel

Choosing a metals API also means choosing a data source, a support team, a pricing model, and what your product can build on later. Here is how Metal Sentinel compares with the alternatives developers usually consider.

At a glance

Source Refreshed every 15 seconds

Primary-source spot

Licensed feed from a primary market source.

Metals

10 spot-traded
Au Ag Pt Pd Rh Cu Ni Al Pb Zn

Currencies

180+

Fiat & crypto, including USD, EUR, GBP, BTC, ETH.

Surface

API + Widgets + WP plugin

All included in the same plan.

Pricing

$0 to start

Free tier on RapidAPI with 7,500 requests/month, no credit card required.

How we compare

A short summary of each competitor. Open the full comparison for feature tables, pricing notes, and migration tips.

vs.

MetalpriceAPI

metalpriceapi.com

Reliable rates, with a smaller metals catalog and no built-in widgets.

  • Primary-source spot quotes refreshed every 15 seconds
  • Ten metals (precious + base) vs. precious-only on most plans
  • Drop-in HTML widgets, no build step required

Read full comparison →

vs.

GoldAPI.io

goldapi.io

Solid for gold and silver, but limited if you need other metals.

  • Ten spot-traded metals, including base metals and rhodium
  • Quotes in 180+ currencies including major crypto tokens
  • Time-series and historical endpoints included

Read full comparison →

vs.

Metals-API

metals-api.com

Paid plans only, from $39.99 a month for 5,000 calls, with a large catalog of metal symbols.

  • A free plan with 7,500 requests a month and no credit card
  • Paid plans from $7.99 a month, against $39.99 for the Metals-API Bronze plan
  • Quotes refreshed every 15 seconds on every plan, including the free one

Read full comparison →

vs.

Metals.dev

metals.dev

Clean docs, but no embeddable widgets and a smaller currency list.

  • Embeddable price widgets for any site, no build step
  • Six ready-made widget themes, no design work needed
  • Daily editorial coverage on the metals you quote

Read full comparison →

vs.

Metals.live

metals.live

A free, keyless spot-price API that stopped responding in 2023. The domain is now for sale.

  • A maintained API with quotes refreshed every 15 seconds
  • Six more metals: rhodium, copper, nickel, aluminum, lead and zinc
  • Prices in 180+ fiat and crypto currencies

Read full comparison →

Try Metal Sentinel free on RapidAPI

No credit card needed. Get gold, silver, platinum, or any of our ten metals in 180+ currencies in under a minute.

Try the API