Get ProShares Ultra Gold (UGL) prices with this API for development

Introduction

In the ever-evolving landscape of financial markets, the demand for real-time data has never been more critical. For developers looking to integrate precious metals data into their applications, the Metals-API offers a robust solution. This API provides comprehensive access to the latest prices of ProShares Ultra Gold (UGL) and other metals, enabling developers to create innovative applications that leverage real-time market insights. In this blog post, we will explore the capabilities of the Metals-API, focusing on how it can empower developers to build next-generation applications in the precious metals sector.

Understanding Gold (XAU)

Gold, represented by the symbol XAU, has long been a cornerstone of financial markets. Its value is influenced by various factors, including market demand, geopolitical stability, and economic indicators. As digital transformation reshapes the trading landscape, the integration of data analytics and technology into gold trading is becoming increasingly important. Developers can harness the power of the Metals-API to gain insights into market trends, price fluctuations, and historical data, allowing for informed decision-making and strategic trading.

Digital Transformation in Precious Metals

The integration of technology in precious metals trading is revolutionizing how investors interact with the market. With the Metals-API, developers can access real-time data that reflects the current state of the market, enabling them to build applications that provide users with up-to-date information on gold prices, trends, and forecasts. This digital transformation not only enhances user experience but also fosters greater transparency and efficiency in trading.

Data Analytics and Market Insights

Data analytics plays a crucial role in understanding market dynamics. The Metals-API provides developers with access to a wealth of historical data, allowing them to analyze trends and make predictions based on past performance. By utilizing the API's historical rates endpoint, developers can retrieve data dating back to 2019, enabling them to conduct thorough analyses and develop strategies that capitalize on market movements.

Technology Integration in Trading

Integrating technology into trading platforms is essential for staying competitive in today's fast-paced market. The Metals-API offers various endpoints that facilitate seamless integration of real-time data into applications. For instance, the latest rates endpoint provides developers with real-time exchange rate data, updated every 60 minutes or more frequently, depending on the subscription plan. This ensures that users have access to the most current information, allowing them to make timely trading decisions.

Innovation in Price Discovery

The Metals-API is at the forefront of innovation in price discovery for precious metals. By providing access to bid and ask prices, developers can create applications that offer users insights into market liquidity and pricing dynamics. The bid and ask endpoint allows developers to retrieve real-time bid and ask prices for various metals, empowering users to make informed trading decisions based on current market conditions.

Digital Asset Solutions

As the financial landscape continues to evolve, the demand for digital asset solutions is on the rise. The Metals-API supports developers in creating applications that facilitate currency conversion, allowing users to convert amounts between different metals or to/from USD. This functionality is particularly valuable for traders who operate in multiple currencies and need to quickly assess the value of their assets.

API Description

The Metals-API is designed to provide developers with a comprehensive suite of tools for accessing real-time and historical metals data. With a focus on innovation and technological advancement, the API empowers developers to build applications that can transform how users interact with precious metals markets. The API offers a variety of endpoints, each tailored to meet specific data needs, from real-time pricing to historical trends.

For detailed information on how to implement the API, developers can refer to the Metals-API Documentation, which provides comprehensive guidance on utilizing the API's features effectively.

Key Features and Endpoints

The Metals-API boasts a range of features that cater to the diverse needs of developers. Here are some of the key endpoints and their functionalities:

Latest Rates Endpoint

The latest rates endpoint provides real-time exchange rate data for various metals, updated based on the user's subscription plan. This endpoint is essential for applications that require up-to-the-minute pricing information. Developers can easily integrate this feature to ensure that users have access to the latest market rates.

{
"success": true,
"timestamp": 1783469422,
"base": "USD",
"date": "2026-07-08",
"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 to historical rates is crucial for analyzing market trends over time. The historical rates endpoint allows developers to query data for most currencies dating back to 2019. By appending a specific date to the API request, developers can retrieve valuable historical data that can inform trading strategies.

{
"success": true,
"timestamp": 1783383022,
"base": "USD",
"date": "2026-07-07",
"rates": {
"XAU": 0.000485,
"XAG": 0.03825,
"XPT": 0.000915,
"XPD": 0.000748
},
"unit": "per troy ounce"
}

Bid And Ask Endpoint

The bid and ask endpoint is a powerful feature that enables developers to retrieve real-time bid and ask prices for various metals. This information is vital for traders looking to understand market liquidity and make informed decisions based on current pricing dynamics.

{
"success": true,
"timestamp": 1783469422,
"base": "USD",
"date": "2026-07-08",
"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"
}

Convert Endpoint

The convert endpoint allows developers to convert any amount from one metal to another or to/from USD. This feature is particularly useful for applications that require currency conversion capabilities, enabling users to quickly assess the value of their assets in different currencies.

{
"success": true,
"query": {
"from": "USD",
"to": "XAU",
"amount": 1000
},
"info": {
"timestamp": 1783469422,
"rate": 0.000482
},
"result": 0.482,
"unit": "troy ounces"
}

Time-Series Endpoint

The time-series endpoint allows developers to query the API for daily historical rates between two dates of their choice. This feature is invaluable for analyzing trends over specific periods, enabling developers to create applications that provide users with insights into price movements over time.

{
"success": true,
"timeseries": true,
"start_date": "2026-07-01",
"end_date": "2026-07-08",
"base": "USD",
"rates": {
"2026-07-01": {
"XAU": 0.000485,
"XAG": 0.03825,
"XPT": 0.000915
},
"2026-07-03": {
"XAU": 0.000483,
"XAG": 0.0382,
"XPT": 0.000913
},
"2026-07-08": {
"XAU": 0.000482,
"XAG": 0.03815,
"XPT": 0.000912
}
},
"unit": "per troy ounce"
}

Fluctuation Endpoint

The fluctuation endpoint provides information about how currencies fluctuate on a day-to-day basis. Developers can use this feature to track rate changes between two dates, offering users insights into market volatility and trends.

{
"success": true,
"fluctuation": true,
"start_date": "2026-07-01",
"end_date": "2026-07-08",
"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"
}

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

The OHLC price endpoint allows developers to query the API for the open, high, low, and close prices for a specific time period. This data is essential for traders looking to analyze price movements and make informed decisions based on historical performance.

{
"success": true,
"timestamp": 1783469422,
"base": "USD",
"date": "2026-07-08",
"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"
}

Historical LME Endpoint

The historical LME endpoint provides access to historical rates for LME symbols dating back to 2008. This endpoint is particularly useful for developers looking to analyze historical data specific to the London Metal Exchange, enabling them to create applications that cater to specialized trading needs.

API Key and Response

To access the Metals-API, developers must use an API key, which is passed into the API base URL's access_key parameter. This key is essential for authentication and authorization, ensuring that only authorized users can access the data. The API response is delivered in JSON format, with exchange rates typically relative to USD. This standardized format makes it easy for developers to parse and utilize the data in their applications.

Available Endpoints

The Metals-API offers a total of 14 endpoints, each providing different functionalities tailored to meet the diverse needs of developers. For a complete list of all supported symbols and their specifications, developers can refer to the Metals-API Supported Symbols page.

Conclusion

The Metals-API is a powerful tool for developers looking to integrate precious metals data into their applications. With its comprehensive suite of endpoints, real-time pricing capabilities, and historical data access, the API empowers developers to create innovative solutions that enhance user experience and provide valuable market insights. By leveraging the capabilities of the Metals-API, developers can stay ahead in the competitive landscape of precious metals trading, offering users the tools they need to make informed decisions.

For more information on how to get started with the Metals-API, visit the Metals-API Website and explore the extensive documentation available at the Metals-API Documentation.