Best Practices to Get SPDR Gold MiniShares (GLDM) Historical Prices using this API

Introduction

In the world of finance, the ability to access accurate and timely historical prices for precious metals is crucial for traders, investors, and analysts. One of the most sought-after assets is gold, represented by the symbol XAU. This blog post will explore the best practices for obtaining historical prices for SPDR Gold MiniShares (GLDM) using the Metals-API. We will delve into the innovative features of the API, its capabilities, and how it can empower developers to create next-generation applications that leverage real-time metals data.

Metals-API Information

About Gold (XAU)

Gold has long been a symbol of wealth and stability, often viewed as a safe haven during times of economic uncertainty. In recent years, the digital transformation in precious metals has opened new avenues for trading and investment. The integration of data analytics and market insights allows traders to make informed decisions based on real-time data. With the advent of technology in trading, the process of price discovery has become more efficient, enabling investors to react swiftly to market changes.

The rise of digital asset solutions has further enhanced the accessibility of gold investments. As a result, developers and traders alike are seeking reliable sources of historical price data to analyze trends and make predictions. The Metals-API provides a comprehensive solution for accessing this vital information.

API Description

The Metals-API is a powerful tool designed to provide developers with real-time and historical data on various metals, including gold, silver, platinum, and palladium. Its innovative architecture allows for seamless integration into applications, enabling users to access critical market data effortlessly. The API empowers developers to build applications that can analyze trends, forecast prices, and provide insights into the metals market.

With a user-friendly interface and extensive documentation, the Metals-API simplifies the process of retrieving data. Developers can leverage the API to create applications that cater to traders, investors, and financial analysts, providing them with the tools they need to make informed decisions.

Key Features and Endpoints

The Metals-API offers a variety of endpoints that cater to different data needs. Here are some of the key features:

Latest Rates Endpoint

The Latest Rates Endpoint provides real-time exchange rate data for metals, updated based on your subscription plan. Depending on your plan, you can receive updates every 60 minutes or even every 10 minutes. This endpoint is essential for traders who need to stay informed about the latest market movements.

{
"success": true,
"timestamp": 1766794738,
"base": "USD",
"date": "2025-12-27",
"rates": {
"XAU": 0.000482,
"XAG": 0.03815,
"XPT": 0.000912,
"XPD": 0.000744
},
"unit": "per troy ounce"
}

Historical Rates Endpoint

The Historical Rates Endpoint allows users to access historical exchange rates for most currencies dating back to 2019. By appending a specific date to your query, you can retrieve past rates, making it an invaluable resource for trend analysis and forecasting.

{
"success": true,
"timestamp": 1766708338,
"base": "USD",
"date": "2025-12-26",
"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 users to retrieve real-time bid and ask prices for metals. This information is crucial for traders looking to execute orders at the best possible prices.

{
"success": true,
"timestamp": 1766794738,
"base": "USD",
"date": "2025-12-27",
"rates": {
"XAU": {
"bid": 0.000481,
"ask": 0.000483,
"spread": 2.0e-6
},
"XAG": {
"bid": 0.0381,
"ask": 0.0382,
"spread": 0.0001
}
},
"unit": "per troy ounce"
}

Convert Endpoint

The Convert Endpoint allows users to convert any amount from one metal to another or to/from USD. This feature is particularly useful for traders who need to quickly assess the value of their holdings in different currencies.

{
"success": true,
"query": {
"from": "USD",
"to": "XAU",
"amount": 1000
},
"info": {
"timestamp": 1766794738,
"rate": 0.000482
},
"result": 0.482,
"unit": "troy ounces"
}

Time-Series Endpoint

The Time-Series Endpoint allows users to query the API for daily historical rates between two dates of their choice. This feature is essential for analyzing trends over specific periods, enabling traders to make data-driven decisions.

{
"success": true,
"timeseries": true,
"start_date": "2025-12-20",
"end_date": "2025-12-27",
"base": "USD",
"rates": {
"2025-12-20": {
"XAU": 0.000485,
"XAG": 0.03825
},
"2025-12-27": {
"XAU": 0.000482,
"XAG": 0.03815
}
},
"unit": "per troy ounce"
}

Fluctuation Endpoint

The Fluctuation Endpoint provides information about how currencies fluctuate on a day-to-day basis. This feature is particularly useful for traders looking to understand market volatility and make informed trading decisions.

{
"success": true,
"fluctuation": true,
"start_date": "2025-12-20",
"end_date": "2025-12-27",
"base": "USD",
"rates": {
"XAU": {
"start_rate": 0.000485,
"end_rate": 0.000482,
"change": -3.0e-6,
"change_pct": -0.62
}
},
"unit": "per troy ounce"
}

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

The OHLC Price Endpoint allows users to retrieve the open, high, low, and close prices for a specific time period. This data is essential for technical analysis and helps traders identify potential entry and exit points.

{
"success": true,
"timestamp": 1766794738,
"base": "USD",
"date": "2025-12-27",
"rates": {
"XAU": {
"open": 0.000485,
"high": 0.000487,
"low": 0.000481,
"close": 0.000482
}
},
"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 users interested in the London Metal Exchange prices.

API Key and Response

Your API Key is a unique identifier that must be included in your API requests. This key is passed into the API base URL's access_key parameter, ensuring secure access to the data. The API responses are delivered in JSON format, with exchange rates typically relative to USD.

Available Endpoints

The Metals-API offers a total of 14 endpoints, each designed to provide specific functionalities. For a complete list of all available endpoints, refer to the Metals-API Supported Symbols page.

Practical Use Cases and Integration Strategies

Integrating the Metals-API into your applications can unlock numerous possibilities for traders and investors. Here are some practical use cases:

• Trading Platforms: Developers can build trading platforms that utilize real-time data from the Metals-API to provide users with up-to-date pricing and market insights.
• Investment Analysis Tools: Analysts can create tools that leverage historical data to analyze trends and forecast future prices, helping investors make informed decisions.
• Portfolio Management: Portfolio managers can use the API to track the performance of their metal investments and adjust their strategies based on real-time data.

Conclusion

Accessing historical prices for SPDR Gold MiniShares (GLDM) using the Metals-API is a straightforward process that can significantly enhance trading strategies and investment decisions. The API's robust features, including real-time rates, historical data, and various endpoints, provide developers with the tools they need to create powerful applications. By leveraging the capabilities of the Metals-API, traders and investors can gain valuable insights into the precious metals market, enabling them to make data-driven decisions.

For more information on how to get started with the Metals-API, visit the Metals-API Documentation and explore the extensive features available. Whether you're a developer looking to integrate metals data into your applications or a trader seeking reliable market insights, the Metals-API is an invaluable resource.