Guide for Developers: Get Gold Aug 2025 (GCQ25) Historical Prices using this API

Introduction

In the ever-evolving landscape of financial technology, developers are increasingly looking for innovative solutions to access and analyze market data. One such solution is the Metals-API, which provides real-time and historical pricing information for various precious metals, including Gold (XAU). This guide will delve into how developers can leverage the Metals-API to obtain historical prices for Gold, specifically focusing on the upcoming Gold Aug 2025 (GCQ25) prices. By integrating this API into their applications, developers can gain valuable insights into market trends, enhance trading strategies, and ultimately drive better decision-making.

Metals-API Information

About Gold (XAU)

Gold has long been regarded as a safe-haven asset, especially during times of economic uncertainty. Its intrinsic value and historical significance make it a focal point for investors and traders alike. In recent years, the digital transformation in precious metals trading has opened new avenues for data analytics and market insights. Developers can harness the power of technology integration to create innovative applications that facilitate price discovery and enhance trading efficiency.

The integration of data analytics into Gold trading allows for the identification of patterns and trends that can inform investment decisions. By utilizing real-time data from the Metals-API, developers can build applications that provide users with up-to-date information on Gold prices, enabling them to make informed choices in a fast-paced market.

Moreover, the rise of digital asset solutions has transformed how Gold is perceived and traded. With the ability to tokenize Gold and trade it on blockchain platforms, developers can explore new business models that leverage the security and transparency of distributed ledger technology. This innovation not only streamlines the trading process but also attracts a new generation of investors who are more comfortable with digital assets.

API Description

The Metals-API is a powerful tool that empowers developers to access real-time and historical metals data seamlessly. With its robust capabilities, the API allows for the integration of various features into applications, enhancing user experience and providing valuable insights. The API supports multiple endpoints, each designed to cater to specific data retrieval needs, from the latest rates to historical trends.

For developers looking to build next-generation applications, the Metals-API offers a comprehensive suite of features that can be tailored to meet specific requirements. Whether it's tracking the latest Gold prices or analyzing historical data, the API provides the necessary tools to create sophisticated financial applications. For more information, visit the Metals-API Website.

Key Features and Endpoints

The Metals-API boasts several key features that developers can leverage to enhance their applications:

• Latest Rates Endpoint: This endpoint provides real-time exchange rate data for various metals, updated every 60 minutes, 10 minutes, or even more frequently, depending on the subscription plan. Developers can use this feature to display the most current Gold prices to users.
• Historical Rates Endpoint: Historical rates for Gold and other metals are available dating back to 2019. By appending a specific date to the API request, developers can retrieve historical pricing data, which is crucial for trend analysis and forecasting.
• Bid and Ask Endpoint: This powerful feature allows developers to access real-time bid and ask prices for Gold, providing insights into market liquidity and helping traders make informed decisions.
• Convert Endpoint: The Metals-API includes a currency conversion feature, enabling developers to convert amounts from one metal to another or to/from USD. This is particularly useful for applications that require multi-currency support.
• Time-Series Endpoint: This endpoint allows developers to query daily historical rates between two specified dates, making it easier to analyze price movements over time.
• Fluctuation Endpoint: Developers can track how Gold prices fluctuate on a day-to-day basis, providing valuable insights into market volatility.
• Carat Endpoint: This feature allows developers to retrieve Gold rates by carat, catering to applications focused on jewelry and precious metal trading.
• Lowest/Highest Price Endpoint: Developers can query the API to obtain the lowest and highest prices for Gold over a specified period, which is essential for understanding market extremes.
• Open/High/Low/Close (OHLC) Price Endpoint: This endpoint provides open, high, low, and close prices for Gold, allowing developers to analyze market performance comprehensively.
• Historical LME Endpoint: For those interested in LME symbols, this endpoint provides historical rates dating back to 2008, offering a wealth of data for analysis.
• API Key: Each developer is provided with a unique API key, which is essential for accessing the API's features securely.
• API Response: The API delivers exchange rates relative to USD by default, ensuring consistency in data presentation.
• Available Endpoints: The Metals-API includes 14 different endpoints, each serving a unique purpose, allowing developers to customize their data retrieval strategies.
• Supported Symbols Endpoint: This endpoint provides a constantly updated list of all available metal symbols, ensuring developers have access to the latest information.
• News Endpoint: Developers can retrieve the latest news articles related to various metals, keeping users informed about market developments.

List of Symbols

The Metals-API provides access to a comprehensive range of metal symbols, including Gold (XAU), Silver (XAG), Platinum (XPT), and Palladium (XPD). For a complete list of all supported symbols and their specifications, refer to the Metals-API Supported Symbols.

API Endpoint Examples and Responses

Understanding the API responses is crucial for developers looking to integrate the Metals-API into their applications. 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": 1768868114,
"base": "USD",
"date": "2026-01-20",
"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": 1768781714,
"base": "USD",
"date": "2026-01-19",
"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": "2026-01-13",
"end_date": "2026-01-20",
"base": "USD",
"rates": {
"2026-01-13": {
"XAU": 0.000485,
"XAG": 0.03825,
"XPT": 0.000915
},
"2026-01-15": {
"XAU": 0.000483,
"XAG": 0.0382,
"XPT": 0.000913
},
"2026-01-20": {
"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": 1768868114,
"rate": 0.000482
},
"result": 0.482,
"unit": "troy ounces"
}

Fluctuation Endpoint

Track rate fluctuations between two dates.

{
"success": true,
"fluctuation": true,
"start_date": "2026-01-13",
"end_date": "2026-01-20",
"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

Get OHLC data for a specific time period.

{
"success": true,
"timestamp": 1768868114,
"base": "USD",
"date": "2026-01-20",
"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": 1768868114,
"base": "USD",
"date": "2026-01-20",
"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 provides developers with a powerful tool to access real-time and historical data for Gold and other precious metals. By leveraging its various endpoints, developers can create applications that offer valuable insights into market trends, enhance trading strategies, and facilitate better decision-making. The integration of advanced data analytics and technology into precious metals trading is transforming the landscape, making it essential for developers to stay ahead of the curve.

As you embark on your journey to integrate the Metals-API into your applications, remember to explore the Metals-API Documentation for detailed information on each endpoint and its capabilities. By understanding the intricacies of the API and its response structures, you can build robust applications that meet the needs of your users.

In summary, the Metals-API is not just a data source; it is a gateway to innovation in the precious metals market. Embrace the potential of this API to unlock new opportunities and drive success in your development projects.