# Metal Sentinel > Precious metals, crypto, forex, and mining stock data through a single fast REST API. Metal Sentinel is a market data API with generous free pan available on RapidAPI that provides real-time and historical pricing data. ## Features - Generous free plan with 7500 requests per month, much better than competition - Prices for metals in over 180 currencies - 10+ precious metals (gold, silver, platinum, palladium, rhodium, copper, nickel, aluminum, lead, zinc) - 90+ cryptocurrency quotes with 24h comparison - 14 fiat currency forex rates - Historical price data with configurable date ranges - Market status (open/close) with next transition time - Mining and commodity equities data - Sub-second average response times ## API Endpoints All endpoints are REST (GET) and require the `X-RapidAPI-Proxy-Secret` header. - `/api/metal-quote` — Current spot price for a precious metal in a given currency - `/api/metal-history` — Historical daily price data with configurable date range and limit - `/api/historical-points` — Point-in-time snapshots at 30d, 60d, 1y and 5y intervals - `/api/crypto-quote` — Live cryptocurrency quotes with 24h comparison - `/api/forex-quote` — Real-time foreign exchange rates with USD conversion - `/api/get-stock` — Live mining and commodity equities data - `/api/market-status` — Current market open/close status and next transition time - `/api/allowed-metals` — List of supported precious metal symbols - `/api/allowed-currencies` — List of supported fiat currency codes - `/api/allowed-cryptos` — List of supported cryptocurrency symbols - `/api/gold-price` - Get the current gold spot price along with calculated karat prices - `/api/silver-price` - Get the current silver spot price along with calculated fineness prices ## Embeddable Widgets Free, embeddable metal price widgets that work on any website — no signup, no API key, no script dependencies. Each widget is a single `