Access Yellow Brass (Y-BRASS) Historical Prices through this API

Metals-API provides a robust solution for retrieving historical prices of Yellow Brass (Y-BRASS) and other metals, enabling users to harness the power of data analytics and insights. This blog post will delve into the capabilities of the Metals-API, focusing on how to access historical prices, the technological innovations behind it, and the future trends in the metal market.

About Brass (BRASS)

Metals-API Overview

Metals-API Website is a powerful tool that provides developers with access to real-time and historical metal prices. This API is designed to empower developers to build next-generation applications that require accurate and timely data. The Metals-API offers a variety of endpoints that cater to different needs, including the retrieval of historical prices for Yellow Brass (Y-BRASS).

Key Features and Endpoints

Latest Rates Endpoint: This endpoint provides real-time exchange rates for all available metals, including Yellow Brass (Y-BRASS). Users can access the latest pricing information, which is crucial for making timely decisions in the market.
Historical Rates Endpoint: Users can access historical rates dating back to 2019. By appending a specific date to the API request, developers can retrieve historical pricing data for Yellow Brass (Y-BRASS) and analyze trends over time.
Bid and Ask Endpoint: This feature allows users to retrieve real-time bid and ask prices for metals, providing insights into market liquidity and pricing dynamics.
Convert Endpoint: The Metals-API includes a currency conversion endpoint, enabling users to convert amounts between different metals or to/from USD. This feature is particularly useful for businesses operating in multiple currencies.
Time-Series Endpoint: This endpoint allows users to query daily historical rates between two dates of their choice, facilitating in-depth analysis of price movements over time.
Fluctuation Endpoint: Users can track how metal prices fluctuate on a day-to-day basis, providing valuable insights into market volatility.
Carat Endpoint: This feature allows users to retrieve information about gold rates by carat, which can be useful for businesses dealing with precious metals.
Lowest/Highest Price Endpoint: This endpoint enables users to query the API for the lowest and highest prices of metals over a specified period, aiding in market analysis.
Open/High/Low/Close (OHLC) Price Endpoint: Users can access OHLC data for specific time periods, which is essential for technical analysis and trading strategies.
Historical LME Endpoint: This endpoint provides access to historical rates for LME symbols dating back to 2008, allowing users to analyze long-term trends.
API Key: Each user is assigned a unique API key, which must be included in requests to authenticate access to the API.
API Response: The API returns exchange rates relative to USD by default, ensuring consistency in data interpretation.
Supported Symbols Endpoint: This endpoint provides a constantly updated list of all available metal symbols, including Yellow Brass (Y-BRASS).
Gold Price India Endpoint: Users can retrieve the latest gold prices in India, which can be useful for businesses operating in the Indian market.
News Endpoint: This feature allows users to access the latest news articles related to various metals, keeping them informed about market developments.

API Endpoint Examples and Responses

Latest Rates Endpoint

{
    "success": true,
    "timestamp": 1751943689,
    "base": "USD",
    "date": "2025-07-08",
    "rates": {
        "Y-BRASS": 0.0025,
        "XAU": 0.000482,
        "XAG": 0.03815,
        "XPT": 0.000912,
        "XPD": 0.000744
    },
    "unit": "per troy ounce"
}

Historical Rates Endpoint

{
    "success": true,
    "timestamp": 1751857289,
    "base": "USD",
    "date": "2025-07-07",
    "rates": {
        "Y-BRASS": 0.0024,
        "XAU": 0.000485,
        "XAG": 0.03825,
        "XPT": 0.000915
    },
    "unit": "per troy ounce"
}

Time-Series Endpoint

{
    "success": true,
    "timeseries": true,
    "start_date": "2025-07-01",
    "end_date": "2025-07-08",
    "base": "USD",
    "rates": {
        "2025-07-01": {
            "Y-BRASS": 0.0024,
            "XAU": 0.000485,
            "XAG": 0.03825
        },
        "2025-07-03": {
            "Y-BRASS": 0.00245,
            "XAU": 0.000483,
            "XAG": 0.0382
        },
        "2025-07-08": {
            "Y-BRASS": 0.0025,
            "XAU": 0.000482,
            "XAG": 0.03815
        }
    },
    "unit": "per troy ounce"
}

Convert Endpoint

{
    "success": true,
    "query": {
        "from": "USD",
        "to": "Y-BRASS",
        "amount": 1000
    },
    "info": {
        "timestamp": 1751943689,
        "rate": 0.0025
    },
    "result": 2.5,
    "unit": "troy ounces"
}

Fluctuation Endpoint

{
    "success": true,
    "fluctuation": true,
    "start_date": "2025-07-01",
    "end_date": "2025-07-08",
    "base": "USD",
    "rates": {
        "Y-BRASS": {
            "start_rate": 0.0024,
            "end_rate": 0.0025,
            "change": 0.0001,
            "change_pct": 4.17
        },
        "XAU": {
            "start_rate": 0.000485,
            "end_rate": 0.000482,
            "change": -0.000003,
            "change_pct": -0.62
        }
    },
    "unit": "per troy ounce"
}

OHLC (Open/High/Low/Close) Endpoint

{
    "success": true,
    "timestamp": 1751943689,
    "base": "USD",
    "date": "2025-07-08",
    "rates": {
        "Y-BRASS": {
            "open": 0.00245,
            "high": 0.0025,
            "low": 0.0024,
            "close": 0.0025
        },
        "XAU": {
            "open": 0.000485,
            "high": 0.000487,
            "low": 0.000481,
            "close": 0.000482
        }
    },
    "unit": "per troy ounce"
}

Bid/Ask Endpoint

{
    "success": true,
    "timestamp": 1751943689,
    "base": "USD",
    "date": "2025-07-08",
    "rates": {
        "Y-BRASS": {
            "bid": 0.00248,
            "ask": 0.00252,
            "spread": 0.00004
        },
        "XAU": {
            "bid": 0.000481,
            "ask": 0.000483,
            "spread": 2.0e-6
        }
    },
    "unit": "per troy ounce"
}

Conclusion

Metals-API Documentation provides extensive resources and guidance on how to implement these features effectively. Additionally, the Metals-API Supported Symbols page offers a complete list of available metal symbols, ensuring that users can easily find the data they need.

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Access Yellow Brass (Y-BRASS) Historical Prices through this API