Query High Grade Copper May 2026 (HGK26) Historical Prices with this API

In the ever-evolving landscape of metal markets, the demand for accurate and timely data has never been more critical. As developers and analysts seek to harness the power of real-time information, the Metals-API emerges as a transformative tool for accessing historical prices of metals, including High Grade Copper (HGK26). This blog post delves into the intricacies of querying historical prices using the Metals-API, focusing on the capabilities it offers for developers looking to integrate metal pricing data into their applications.

About Copper (XCU)

Copper, represented by the symbol XCU, is a fundamental metal in various industries, from construction to electronics. Its versatility and conductivity make it a staple in modern technology. As we explore the digital transformation in metal markets, it is essential to recognize how technological innovation and advancement are reshaping the way we interact with metal data.

The integration of smart technology and data analytics has revolutionized the copper market. With the rise of IoT devices and real-time data processing, stakeholders can now make informed decisions based on accurate market insights. The future of copper pricing is not just about supply and demand; it is about leveraging data to predict trends and optimize operations.

Metals-API Capabilities

The Metals-API is a powerful tool that provides developers with access to a wide array of features designed to facilitate the retrieval of metal pricing data. Its innovative architecture allows for seamless integration into applications, enabling users to access real-time and historical data effortlessly. The API is designed with flexibility in mind, catering to various use cases, from financial analysis to market forecasting.

One of the standout features of the Metals-API is its Latest Rates Endpoint, which provides real-time exchange rate data for metals. Depending on your subscription plan, this endpoint can return updated rates every 60 minutes or even every 10 minutes. This feature is crucial for applications that require up-to-the-minute pricing information.

For those interested in historical data, the Historical Rates Endpoint allows users to query historical prices dating back to 2019. By appending a specific date to the API request, developers can access past pricing data, which is invaluable for trend analysis and market research.

The Bid and Ask Endpoint is another powerful feature that enables users to retrieve real-time bid and ask prices for metals. This functionality is essential for traders and analysts who need to understand market dynamics and make informed trading decisions.

Additionally, the Convert Endpoint allows users to convert any amount from one metal to another or to/from USD. This feature is particularly useful for applications that require currency conversion for pricing calculations.

The Time-Series Endpoint provides a comprehensive view of historical rates over a specified period. This endpoint allows developers to analyze trends and fluctuations in metal prices, offering insights that can drive strategic decision-making.

For those interested in understanding market volatility, the Fluctuation Endpoint tracks rate fluctuations between two dates, providing valuable insights into how prices change over time. This data can be instrumental in risk management and investment strategies.

Moreover, the Open/High/Low/Close (OHLC) Price Endpoint offers detailed pricing information for specific time periods, including the opening, highest, lowest, and closing prices. This data is crucial for technical analysis and market forecasting.

The Metals-API also includes a Lowest/Highest Price Endpoint, which allows users to query the lowest and highest prices for a specified date. This feature is beneficial for identifying price extremes and understanding market behavior.

For those interested in gold pricing, the Gold Price India Endpoint provides the latest gold prices in India, showcasing the API's versatility in catering to different market needs.

Furthermore, the News Endpoint allows users to retrieve the latest news articles related to various metals, keeping developers informed about market trends and developments.

Key Features and Endpoints

The Metals-API is equipped with 14 different endpoints, each providing unique functionalities. Here are some key features:

Latest Rates Endpoint: Get real-time exchange rates for all available metals.
Historical Rates Endpoint: Access historical exchange rates for any date since 1999.
Time-Series Endpoint: Get exchange rates for a specific time period.
Convert Endpoint: Convert any amount from one metal to another or to/from USD.
Fluctuation Endpoint: Track rate fluctuations between two dates.
OHLC Price Endpoint: Get OHLC data for a specific time period.
Bid/Ask Endpoint: Get current bid and ask prices for metals.

API Endpoint Examples and Responses

Understanding how to interact with the Metals-API is crucial for developers. Below are examples of API responses for various endpoints:

Latest Rates Endpoint

{
    "success": true,
    "timestamp": 1756998038,
    "base": "USD",
    "date": "2025-09-04",
    "rates": {
        "XAU": 0.000482,
        "XAG": 0.03815,
        "XPT": 0.000912,
        "XPD": 0.000744,
        "XCU": 0.294118,
        "XAL": 0.434783,
        "XNI": 0.142857,
        "XZN": 0.344828
    },
    "unit": "per troy ounce"
}

Historical Rates Endpoint

{
    "success": true,
    "timestamp": 1756911638,
    "base": "USD",
    "date": "2025-09-03",
    "rates": {
        "XAU": 0.000485,
        "XAG": 0.03825,
        "XPT": 0.000915,
        "XPD": 0.000748
    },
    "unit": "per troy ounce"
}

Time-Series Endpoint

{
    "success": true,
    "timeseries": true,
    "start_date": "2025-08-28",
    "end_date": "2025-09-04",
    "base": "USD",
    "rates": {
        "2025-08-28": {
            "XAU": 0.000485,
            "XAG": 0.03825,
            "XPT": 0.000915
        },
        "2025-08-30": {
            "XAU": 0.000483,
            "XAG": 0.0382,
            "XPT": 0.000913
        },
        "2025-09-04": {
            "XAU": 0.000482,
            "XAG": 0.03815,
            "XPT": 0.000912
        }
    },
    "unit": "per troy ounce"
}

Convert Endpoint

{
    "success": true,
    "query": {
        "from": "USD",
        "to": "XAU",
        "amount": 1000
    },
    "info": {
        "timestamp": 1756998038,
        "rate": 0.000482
    },
    "result": 0.482,
    "unit": "troy ounces"
}

Fluctuation Endpoint

{
    "success": true,
    "fluctuation": true,
    "start_date": "2025-08-28",
    "end_date": "2025-09-04",
    "base": "USD",
    "rates": {
        "XAU": {
            "start_rate": 0.000485,
            "end_rate": 0.000482,
            "change": -3.0e-6,
            "change_pct": -0.62
        },
        "XAG": {
            "start_rate": 0.03825,
            "end_rate": 0.03815,
            "change": -0.0001,
            "change_pct": -0.26
        },
        "XPT": {
            "start_rate": 0.000915,
            "end_rate": 0.000912,
            "change": -3.0e-6,
            "change_pct": -0.33
        }
    },
    "unit": "per troy ounce"
}

OHLC (Open/High/Low/Close) Endpoint

{
    "success": true,
    "timestamp": 1756998038,
    "base": "USD",
    "date": "2025-09-04",
    "rates": {
        "XAU": {
            "open": 0.000485,
            "high": 0.000487,
            "low": 0.000481,
            "close": 0.000482
        },
        "XAG": {
            "open": 0.03825,
            "high": 0.0383,
            "low": 0.0381,
            "close": 0.03815
        },
        "XPT": {
            "open": 0.000915,
            "high": 0.000918,
            "low": 0.00091,
            "close": 0.000912
        }
    },
    "unit": "per troy ounce"
}

Bid/Ask Endpoint

{
    "success": true,
    "timestamp": 1756998038,
    "base": "USD",
    "date": "2025-09-04",
    "rates": {
        "XAU": {
            "bid": 0.000481,
            "ask": 0.000483,
            "spread": 2.0e-6
        },
        "XAG": {
            "bid": 0.0381,
            "ask": 0.0382,
            "spread": 0.0001
        },
        "XPT": {
            "bid": 0.000911,
            "ask": 0.000913,
            "spread": 2.0e-6
        }
    },
    "unit": "per troy ounce"
}

Conclusion

The Metals-API stands as a beacon of innovation in the metal market, providing developers with the tools necessary to access and analyze metal pricing data effectively. By leveraging the capabilities of this API, developers can create applications that not only provide real-time data but also historical insights that are crucial for informed decision-making.

As the demand for accurate metal pricing continues to grow, the Metals-API offers a comprehensive solution that integrates seamlessly into various applications. Whether you are looking to analyze trends, convert currencies, or track fluctuations, the Metals-API provides the necessary endpoints to achieve your goals.

For more information on how to get started with the Metals-API, refer to the Metals-API Documentation and explore the Metals-API Supported Symbols for a complete list of available metals. Embrace the future of metal market analysis with the Metals-API and unlock the potential of real-time data.

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Query High Grade Copper May 2026 (HGK26) Historical Prices with this API