Using this API to Access Historical Values for High Grade Copper Feb 2026 (HGG26

Introduction

In the ever-evolving landscape of financial markets, the demand for accurate and timely data has never been more critical. This is especially true in the metals market, where fluctuations can significantly impact investment strategies and economic forecasts. One of the most sought-after metals is high-grade copper, symbolized as XCU. As we look towards February 2026, accessing historical values for high-grade copper becomes essential for analysts, traders, and developers alike. In this blog post, we will explore how to leverage the Metals-API to access historical prices and gain insights into the copper market.

About Copper (XCU)

Copper has long been recognized as a vital industrial metal, playing a crucial role in electrical wiring, plumbing, and various manufacturing processes. Its versatility and conductivity make it indispensable in modern technology. As we delve into the digital transformation of metal markets, it is essential to consider how technological innovations and advancements in data analytics are reshaping the way we interact with copper and other metals.

Digital Transformation in Metal Markets

The rise of digital technologies has revolutionized the metal markets, enabling real-time data access and analysis. With the integration of smart technologies, traders and analysts can now make informed decisions based on up-to-the-minute information. The Metals-API serves as a bridge between raw data and actionable insights, allowing users to tap into a wealth of historical and current pricing data.

Technological Innovation and Advancement

As the demand for metals continues to grow, so does the need for innovative solutions that can provide accurate pricing data. The Metals-API is at the forefront of this technological advancement, offering a robust platform that empowers developers to build next-generation applications. By utilizing the API, users can access a variety of endpoints that provide real-time and historical data, enabling them to analyze trends and make data-driven decisions.

Data Analytics and Insights

Data analytics plays a pivotal role in understanding market dynamics. With the Metals-API, users can harness the power of historical data to identify patterns and forecast future trends. The API's historical rates endpoint allows users to access pricing data dating back to 2019, providing a rich dataset for analysis. By appending specific dates to the API requests, users can retrieve historical prices for copper and other metals, facilitating in-depth market analysis.

Smart Technology Integration

Integrating smart technology into metal trading platforms enhances the user experience and improves decision-making processes. The Metals-API supports various endpoints that allow for seamless integration with existing systems. For instance, the convert endpoint enables users to convert amounts between different metals or currencies, streamlining the trading process and enhancing operational efficiency.

Future Trends and Possibilities

As we look to the future, the potential for further advancements in the metals market is vast. The Metals-API is continuously evolving, with new features and endpoints being added to meet the growing demands of users. By staying ahead of the curve and leveraging the API's capabilities, developers can create innovative applications that provide real-time insights and enhance trading strategies.

API Description

The Metals-API is a powerful tool that provides access to real-time and historical pricing data for various metals, including copper. The API is designed to empower developers to build applications that require accurate and timely metal pricing information. With a user-friendly interface and comprehensive documentation, the Metals-API simplifies the process of accessing and utilizing metal data.

Key Features and Endpoints

The Metals-API offers a range of features and endpoints that cater to different user needs. Here are some of the key functionalities:

• Latest Rates Endpoint: Depending on your subscription plan, this endpoint returns real-time exchange rate data updated every 60 minutes, every 10 minutes, or even more frequently. This feature is crucial for traders who need to stay informed about the latest market movements.
• Historical Rates Endpoint: Users can access historical rates for most currencies dating back to 2019. By appending a specific date to the API request, users can retrieve historical prices for copper and other metals, allowing for comprehensive market analysis.
• Bid and Ask Endpoint: This powerful feature enables 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 separate currency conversion endpoint, allowing users to convert any amount from one metal to another or to/from USD. This functionality is essential for traders who operate in multiple currencies.
• Time-Series Endpoint: Users can query the API for daily historical rates between two dates of their choice. This endpoint is particularly useful for analyzing trends over specific time periods.
• Fluctuation Endpoint: This endpoint provides information about how currencies fluctuate on a day-to-day basis, helping users understand market volatility.
• Carat Endpoint: Users can retrieve information about gold rates by carat, which is essential for jewelers and gold traders.
• Lowest/Highest Price Endpoint: This feature allows users to query the API to get the lowest and highest prices for a specified date, providing insights into market extremes.
• Open/High/Low/Close (OHLC) Price Endpoint: Users can access open, high, low, and close prices for a specific date, which is vital for technical analysis.
• 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: Users must pass their unique API key into the API base URL's access_key parameter to authenticate their requests.
• API Response: Exchange rates delivered by the Metals-API are by default relative to USD, ensuring consistency in data interpretation.
• Available Endpoints: The Metals-API offers 14 different endpoints, each providing unique functionalities to cater to various user needs.
• Supported Symbols Endpoint: This endpoint returns a constantly updated list of all available currencies, ensuring users have access to the latest symbols.
• News Endpoint: Users can retrieve the latest news articles related to various metals, keeping them informed about market developments.

List of Symbols

The Metals-API provides access to a comprehensive range of metal symbols. For a complete list of all supported symbols and their specifications, refer to the Metals-API Supported Symbols page. This resource is invaluable for developers looking to integrate specific metal data into their applications.

API Endpoint Examples and Responses

Understanding the API's response structure is crucial for effective integration. Below are examples of various endpoints and their corresponding JSON responses:

Latest Rates Endpoint

Get real-time exchange rates for all available metals:

{
"success": true,
"timestamp": 1771460503,
"base": "USD",
"date": "2026-02-19",
"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"
}

This response provides the latest rates for various metals, including high-grade copper (XCU), allowing users to make informed trading decisions.

Historical Rates Endpoint

Access historical exchange rates for any date since 1999:

{
"success": true,
"timestamp": 1771374103,
"base": "USD",
"date": "2026-02-18",
"rates": {
"XAU": 0.000485,
"XAG": 0.03825,
"XPT": 0.000915,
"XPD": 0.000748
},
"unit": "per troy ounce"
}

This endpoint is particularly useful for analysts looking to study historical trends in copper pricing.

Time-Series Endpoint

Get exchange rates for a specific time period:

{
"success": true,
"timeseries": true,
"start_date": "2026-02-12",
"end_date": "2026-02-19",
"base": "USD",
"rates": {
"2026-02-12": {
"XAU": 0.000485,
"XAG": 0.03825,
"XPT": 0.000915
},
"2026-02-14": {
"XAU": 0.000483,
"XAG": 0.0382,
"XPT": 0.000913
},
"2026-02-19": {
"XAU": 0.000482,
"XAG": 0.03815,
"XPT": 0.000912
}
},
"unit": "per troy ounce"
}

This response illustrates how the rates have changed over a specific period, providing valuable insights for trend analysis.

Convert Endpoint

Convert any amount from one metal to another or to/from USD:

{
"success": true,
"query": {
"from": "USD",
"to": "XAU",
"amount": 1000
},
"info": {
"timestamp": 1771460503,
"rate": 0.000482
},
"result": 0.482,
"unit": "troy ounces"
}

This endpoint simplifies the conversion process, allowing users to quickly determine the equivalent value in different metals.

Fluctuation Endpoint

Track rate fluctuations between two dates:

{
"success": true,
"fluctuation": true,
"start_date": "2026-02-12",
"end_date": "2026-02-19",
"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"
}

This endpoint provides insights into market volatility, helping traders understand how prices fluctuate over time.

OHLC (Open/High/Low/Close) Price Endpoint

Get OHLC data for a specific time period:

{
"success": true,
"timestamp": 1771460503,
"base": "USD",
"date": "2026-02-19",
"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"
}

This response is essential for traders who rely on technical analysis to make informed decisions.

Bid/Ask Endpoint

Get current bid and ask prices for metals:

{
"success": true,
"timestamp": 1771460503,
"base": "USD",
"date": "2026-02-19",
"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"
}

This endpoint provides crucial information about market liquidity and pricing dynamics, enabling traders to make informed decisions.

Conclusion

Accessing historical values for high-grade copper (XCU) is essential for anyone involved in the metals market. The Metals-API offers a comprehensive suite of tools that empower developers and traders to access real-time and historical data efficiently. By leveraging the various endpoints, users can gain valuable insights into market trends, make informed trading decisions, and enhance their overall trading strategies.

As the metals market continues to evolve, staying informed and utilizing advanced tools like the Metals-API will be crucial for success. Whether you are a developer looking to integrate metal pricing data into your applications or a trader seeking to analyze historical trends, the Metals-API provides the resources you need to thrive in this dynamic market.

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 page for a complete list of available metal symbols. Embrace the future of metal trading with the power of real-time data at your fingertips.