Get Accurate Advanced Copper Index (XCU_ACI) Prices in Multiple Currencies with this API

In today's fast-paced digital economy, having access to accurate and real-time data is crucial for businesses operating in the metals market. The Metals-API provides developers with the tools they need to access precise copper prices (XCU_ACI) in various currencies, enabling them to make informed decisions and optimize their operations. This blog post will explore how Metals-API empowers users with advanced features, innovative technology, and transformative data analytics capabilities.

About Copper (XCU)

Copper, represented by the symbol XCU, is a fundamental metal in various industries, including construction, electronics, and renewable energy. As the world shifts towards digital transformation, the copper market is experiencing significant changes driven by technological innovation and advancements. The integration of smart technology and data analytics is reshaping how businesses operate, providing them with insights that were previously unattainable.

With the rise of electric vehicles and renewable energy technologies, the demand for copper is expected to increase. This trend highlights the importance of having access to real-time copper prices in multiple currencies, allowing businesses to navigate the complexities of the global market effectively. The Metals-API offers a comprehensive solution to meet these needs.

API Description

The Metals-API is a powerful tool that provides developers with real-time and historical data on various metals, including copper. By leveraging advanced technology and data analytics, this API enables users to build next-generation applications that can analyze market trends, track price fluctuations, and convert currencies seamlessly.

One of the standout features of the Metals-API is its ability to deliver accurate pricing data across multiple currencies. This capability is essential for businesses operating in different regions, as it allows them to make informed decisions based on the latest market information. The API supports a wide range of endpoints, each designed to provide specific functionalities that cater to the diverse needs of developers.

Key Features and Endpoints

The Metals-API offers a variety of endpoints that provide different functionalities, making it a versatile tool for developers. Here are some of the key features:

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 businesses that need to stay updated on the latest copper prices.
Historical Rates Endpoint: Access historical rates for most currencies dating back to 2019. This endpoint allows users to query the API for historical rates by appending a specific date, enabling businesses to analyze trends over time.
Bid And Ask Endpoint: This powerful feature enables users to retrieve real-time bid and ask prices for copper and other metals, providing insights into market dynamics and helping businesses make informed trading decisions.
Convert Endpoint: The Metals-API includes a currency conversion endpoint that allows users to convert any amount from one currency to another. This feature is particularly useful for businesses operating in multiple countries.
Time-Series Endpoint: Users can query the API for daily historical rates between two dates of their choice, allowing for in-depth analysis of price movements over specific periods.
Fluctuation Endpoint: This endpoint provides information about how currencies fluctuate on a day-to-day basis, helping businesses understand market volatility and adjust their strategies accordingly.
Carat Endpoint: Users can retrieve information about gold rates by carat, which is essential for businesses dealing in precious metals.
Lowest/Highest Price Endpoint: This endpoint allows users to query the API to get the lowest and highest price of copper over a specified period, providing valuable insights into market trends.
Open/High/Low/Close (OHLC) Price Endpoint: Users can access open, high, low, and close prices for copper, enabling them to analyze market performance comprehensively.
Historical LME Endpoint: Access historical rates for LME symbols dating back to 2008, allowing businesses to analyze long-term trends in the copper market.
API Key: Each user is provided with a unique API key that must be passed into the API base URL's access_key parameter for authentication.
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 comes with 14 API endpoints, each providing different functionalities to cater to various business needs.
Supported Symbols Endpoint: This constantly updated endpoint returns all available currencies, ensuring users have access to the latest information.
News Endpoint: Retrieve the latest news articles related to various metals, keeping businesses 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.

API Endpoint Examples and Responses

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

Latest Rates Endpoint

Get real-time exchange rates for all available metals.

{
"success": true,
"timestamp": 1769732525,
"base": "USD",
"date": "2026-01-30",
"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

Access historical exchange rates for any date since 1999.

{
"success": true,
"timestamp": 1769646125,
"base": "USD",
"date": "2026-01-29",
"rates": {
"XAU": 0.000485,
"XAG": 0.03825,
"XPT": 0.000915,
"XPD": 0.000748
},
"unit": "per troy ounce"
}

Time-series Endpoint

Get exchange rates for a specific time period.

{
"success": true,
"timeseries": true,
"start_date": "2026-01-23",
"end_date": "2026-01-30",
"base": "USD",
"rates": {
"2026-01-23": {
"XAU": 0.000485,
"XAG": 0.03825,
"XPT": 0.000915
},
"2026-01-25": {
"XAU": 0.000483,
"XAG": 0.0382,
"XPT": 0.000913
},
"2026-01-30": {
"XAU": 0.000482,
"XAG": 0.03815,
"XPT": 0.000912
}
},
"unit": "per troy ounce"
}

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": 1769732525,
"rate": 0.000482
},
"result": 0.482,
"unit": "troy ounces"
}

Fluctuation Endpoint

Track rate fluctuations between two dates.

{
"success": true,
"fluctuation": true,
"start_date": "2026-01-23",
"end_date": "2026-01-30",
"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

Get OHLC data for a specific time period.

{
"success": true,
"timestamp": 1769732525,
"base": "USD",
"date": "2026-01-30",
"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

Get current bid and ask prices for metals.

{
"success": true,
"timestamp": 1769732525,
"base": "USD",
"date": "2026-01-30",
"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

The Metals-API is an invaluable resource for developers looking to access accurate copper prices (XCU_ACI) and other metal data in multiple currencies. By leveraging its advanced features, businesses can enhance their decision-making processes, optimize trading strategies, and stay ahead in a competitive market. The API's comprehensive documentation, including the Metals-API Documentation, provides developers with the necessary tools to implement these features effectively.

As the demand for copper continues to rise, the importance of real-time data and analytics will only grow. By utilizing the Metals-API, businesses can harness the power of technology to drive innovation and achieve success in the evolving metals market. For more information on supported symbols and their specifications, visit the Metals-API Supported Symbols page.

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Get Accurate Advanced Copper Index (XCU_ACI) Prices in Multiple Currencies with this API