Get Gold Sep 2025 (GCU25) Historical Prices for Investment Strategies using this API

In the ever-evolving landscape of investment strategies, having access to accurate and timely data is paramount. For investors focusing on precious metals, particularly gold, understanding historical prices is crucial for making informed decisions. The Metals-API provides a robust solution for retrieving historical prices of gold (symbol: XAU) and other metals, empowering developers and investors alike to build sophisticated applications and strategies. This blog post will delve into the capabilities of the Metals-API, focusing on how to obtain historical prices for gold and explore the broader implications of digital transformation in the precious metals market.

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 preferred choice for investors looking to hedge against inflation and currency fluctuations. In recent years, the digital transformation in the precious metals market has opened new avenues for investment and trading. With the integration of data analytics and technology, investors can now gain deeper insights into market trends and price movements.

The advent of real-time data solutions, such as the Metals-API, has revolutionized how traders and investors interact with gold prices. By leveraging advanced data analytics, users can analyze historical price trends, identify patterns, and make data-driven decisions. The integration of technology in trading platforms allows for seamless execution of trades based on real-time market insights, enhancing the overall trading experience.

API Description

The Metals-API is a powerful tool designed to provide developers with access to real-time and historical data for various metals, including gold. This API empowers users to build next-generation applications that can analyze and visualize precious metal prices, enabling informed investment strategies. With its user-friendly interface and comprehensive documentation, developers can easily integrate the Metals-API into their applications.

For more detailed information, you can visit the Metals-API Website or refer to the Metals-API Documentation.

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: This endpoint provides real-time exchange rate data for metals, updated based on your subscription plan. Users can access the latest rates for gold and other metals, allowing for immediate trading decisions.
Historical Rates Endpoint: Investors can retrieve historical rates for gold dating back to 2019. By appending a specific date to the API request, users can analyze past price movements and trends.
Bid And Ask Endpoint: This feature allows users to obtain real-time bid and ask prices for gold, providing insights into market liquidity and pricing dynamics.
Convert Endpoint: The conversion feature enables users to convert amounts between different metals or to/from USD, facilitating easy calculations for investment strategies.
Time-Series Endpoint: Users can query the API for daily historical rates between two specified dates, allowing for comprehensive analysis of price movements over time.
Fluctuation Endpoint: This endpoint provides information on how gold prices fluctuate on a day-to-day basis, helping investors understand volatility and market behavior.
Carat Endpoint: Users can retrieve gold rates based on carat, which is essential for jewelers and those dealing with gold in various forms.
Lowest/Highest Price Endpoint: This feature allows users to query the API for the lowest and highest prices of gold within a specified timeframe, aiding in price analysis.
Open/High/Low/Close (OHLC) Price Endpoint: Investors can access OHLC data for gold, which is crucial for technical analysis and trading strategies.
Historical LME Endpoint: This endpoint provides historical rates for LME symbols, dating back to 2008, allowing for extensive market analysis.
API Key: Each user is assigned a unique API key that must be included in requests to authenticate and authorize access to the API.
API Response: The API delivers exchange rates relative to USD, ensuring consistency and ease of use for developers.
Available Endpoints: The Metals-API includes 14 different endpoints, each designed to provide specific functionalities for users.
Supported Symbols Endpoint: This endpoint returns a constantly updated list of all available metal symbols, ensuring users have access to the latest data.
News Endpoint: Users can retrieve the latest news articles related to various metals, keeping them 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

Latest Rates Endpoint

The Latest Rates Endpoint allows users to get real-time exchange rates for all available metals. Here is an example response:

{
"success": true,
"timestamp": 1765623621,
"base": "USD",
"date": "2025-12-13",
"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"
}

In this response, the "rates" object contains the current exchange rates for various metals, including gold (XAU). The "unit" indicates that the rates are provided per troy ounce.

Historical Rates Endpoint

The Historical Rates Endpoint allows users to access historical exchange rates for any date since 1999. Here is an example response:

{
"success": true,
"timestamp": 1765537221,
"base": "USD",
"date": "2025-12-12",
"rates": {
"XAU": 0.000485,
"XAG": 0.03825,
"XPT": 0.000915,
"XPD": 0.000748
},
"unit": "per troy ounce"
}

This response provides historical rates for gold and other metals, allowing users to analyze past price movements.

Time-series Endpoint

The Time-Series Endpoint enables users to get exchange rates for a specific time period. Here is an example response:

{
"success": true,
"timeseries": true,
"start_date": "2025-12-06",
"end_date": "2025-12-13",
"base": "USD",
"rates": {
"2025-12-06": {
"XAU": 0.000485,
"XAG": 0.03825,
"XPT": 0.000915
},
"2025-12-08": {
"XAU": 0.000483,
"XAG": 0.0382,
"XPT": 0.000913
},
"2025-12-13": {
"XAU": 0.000482,
"XAG": 0.03815,
"XPT": 0.000912
}
},
"unit": "per troy ounce"
}

This response provides daily historical rates for gold over a specified period, allowing for in-depth analysis of price trends.

Convert Endpoint

The Convert Endpoint allows users to convert any amount from one metal to another or to/from USD. Here is an example response:

{
"success": true,
"query": {
"from": "USD",
"to": "XAU",
"amount": 1000
},
"info": {
"timestamp": 1765623621,
"rate": 0.000482
},
"result": 0.482,
"unit": "troy ounces"
}

This response shows the conversion of 1000 USD to gold (XAU), providing the equivalent amount in troy ounces.

Fluctuation Endpoint

The Fluctuation Endpoint tracks rate fluctuations between two dates. Here is an example response:

{
"success": true,
"fluctuation": true,
"start_date": "2025-12-06",
"end_date": "2025-12-13",
"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"
}

This response provides insights into how gold prices fluctuated over the specified period, including the percentage change and absolute change.

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

The OHLC Price Endpoint allows users to get open, high, low, and close prices for a specific time period. Here is an example response:

{
"success": true,
"timestamp": 1765623621,
"base": "USD",
"date": "2025-12-13",
"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"
}

This response provides key price data for gold, which is essential for traders conducting technical analysis.

Bid/Ask Endpoint

The Bid/Ask Endpoint provides current bid and ask prices for metals. Here is an example response:

{
"success": true,
"timestamp": 1765623621,
"base": "USD",
"date": "2025-12-13",
"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"
}

This response provides the current bid and ask prices for gold, which is crucial for traders looking to execute buy or sell orders.

Conclusion

In conclusion, the Metals-API offers a comprehensive suite of tools for accessing historical prices and real-time data for gold and other precious metals. By leveraging this API, developers can create innovative applications that provide valuable insights into market trends and price movements. The ability to retrieve historical rates, track fluctuations, and analyze price data empowers investors to make informed decisions in their trading strategies.

As the digital transformation in the precious metals market continues to evolve, the integration of advanced data analytics and technology will play a pivotal role in shaping the future of trading. By utilizing the Metals-API, investors can stay ahead of the curve and capitalize on opportunities in the dynamic world of precious metals.

For more information on how to get started with the Metals-API, visit the Metals-API Documentation and explore the various endpoints available to you. Whether you are a seasoned trader or a developer looking to build the next big application, the Metals-API is your gateway to the world of precious metals data.

Ready to use Metals-API?

Try it now!

Get Gold Sep 2025 (GCU25) Historical Prices for Investment Strategies using this API