Integrate SMM Copper Cathode (SMM-XCU) Historical Prices into your application using this API

In today's rapidly evolving digital landscape, the integration of real-time data into applications has become a cornerstone for developers aiming to create innovative solutions. One such area of interest is the metals market, particularly the historical prices of copper, represented by the symbol SMM-XCU. By leveraging the capabilities of the Metals-API, developers can seamlessly access historical price data, enabling them to build applications that provide valuable insights and analytics.

About Copper (XCU)

Copper, a fundamental industrial metal, plays a crucial role in various sectors, including construction, electronics, and renewable energy. As the world shifts towards digital transformation, the copper market is witnessing significant technological advancements. The integration of smart technologies and data analytics is reshaping how market participants interact with copper prices and trends.

With the rise of data-driven decision-making, understanding historical copper prices is essential for businesses and investors alike. The Metals-API provides a robust platform for accessing this data, allowing developers to create applications that analyze trends, forecast future prices, and optimize trading strategies.

API Description

The Metals-API is designed to empower developers with real-time and historical data on various metals, including copper. This API stands out due to its innovative features and capabilities, which enable the creation of next-generation applications. By harnessing the power of real-time metals data, developers can build tools that provide insights into market fluctuations, price trends, and historical performance.

One of the key advantages of the Metals-API is its ability to deliver data in a structured format, making it easy for developers to integrate into their applications. The API supports a wide range of endpoints, each tailored to specific functionalities, such as retrieving the latest rates, historical prices, and even bid/ask prices. This flexibility allows for a variety of use cases, from simple price retrieval to complex data analysis.

Key Features and Endpoints

The Metals-API offers a comprehensive suite of features that cater to various needs in the metals market. Below are some of the notable endpoints and their potential applications:

Latest Rates Endpoint: This endpoint provides real-time exchange rate data for copper and other metals, updated every 60 minutes, every 10 minutes, or even more frequently, depending on your subscription plan. This feature is invaluable for applications that require up-to-the-minute pricing information.
Historical Rates Endpoint: Access historical rates dating back to 2019 by appending a specific date to your query. This allows developers to analyze price trends over time and make informed decisions based on historical performance.
Bid And Ask Endpoint: Retrieve real-time bid and ask prices for copper, which is essential for traders looking to execute transactions at optimal prices.
Convert Endpoint: This endpoint enables the conversion of any amount from one metal to another or to/from USD, facilitating seamless transactions and calculations.
Time-Series Endpoint: Query the API for daily historical rates between two dates of your choice. This feature is particularly useful for analyzing trends over specific periods.
Fluctuation Endpoint: Track how copper prices fluctuate on a day-to-day basis, providing insights into market volatility and helping traders make strategic decisions.
Carat Endpoint: Retrieve information about gold rates by carat, which can be useful for applications dealing with precious metals.
Lowest/Highest Price Endpoint: Query the API to get the lowest and highest prices for copper over a specified period, aiding in market analysis.
Open/High/Low/Close (OHLC) Price Endpoint: Access open, high, low, and close prices for copper, which are critical for technical analysis and trading strategies.
Historical LME Endpoint: Access historical rates for LME symbols dating back to 2008, providing a comprehensive view of market trends.
API Key: Your unique API key is essential for accessing the Metals-API, ensuring secure and authorized usage.
API Response: The API delivers exchange rates relative to USD, with all data returned in a structured JSON format, making it easy to parse and utilize.
Available Endpoints: The Metals-API features 14 different endpoints, each designed to provide specific functionalities tailored to user needs.
Supported Symbols Endpoint: Access a constantly updated list of all available currencies and metals, ensuring you have the latest information at your fingertips.
News Endpoint: Retrieve the latest news articles related to various metals, keeping you informed about market developments.

API Endpoint Examples and Responses

To illustrate the capabilities of the Metals-API, here are examples of JSON responses from various endpoints:

Latest Rates Endpoint

{
"success": true,
"timestamp": 1774829633,
"base": "USD",
"date": "2026-03-30",
"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": 1774743233,
"base": "USD",
"date": "2026-03-29",
"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": "2026-03-23",
"end_date": "2026-03-30",
"base": "USD",
"rates": {
"2026-03-23": {
"XAU": 0.000485,
"XAG": 0.03825,
"XPT": 0.000915
},
"2026-03-25": {
"XAU": 0.000483,
"XAG": 0.0382,
"XPT": 0.000913
},
"2026-03-30": {
"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": 1774829633,
"rate": 0.000482
},
"result": 0.482,
"unit": "troy ounces"
}

Fluctuation Endpoint

{
"success": true,
"fluctuation": true,
"start_date": "2026-03-23",
"end_date": "2026-03-30",
"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) Price Endpoint

{
"success": true,
"timestamp": 1774829633,
"base": "USD",
"date": "2026-03-30",
"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": 1774829633,
"base": "USD",
"date": "2026-03-30",
"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

Integrating historical prices of copper, represented by the symbol SMM-XCU, into your applications using the Metals-API opens up a world of possibilities for developers. With its extensive range of endpoints, the API provides the tools necessary to access real-time and historical data, enabling informed decision-making and strategic planning.

By leveraging the capabilities of the Metals-API, developers can create applications that not only track copper prices but also analyze trends, forecast future movements, and optimize trading strategies. The potential for innovation in the metals market is vast, and with the right tools, developers can lead the charge in this digital transformation.

For more information on how to get started, refer to the Metals-API Documentation and explore the Metals-API Supported Symbols for a comprehensive list of available metals. Embrace the future of data integration and unlock the potential of copper pricing in your applications.

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Integrate SMM Copper Cathode (SMM-XCU) Historical Prices into your application using this API