Discover Gold Sep 2025 (GCU25) prices using this API

In the ever-evolving landscape of precious metals trading, understanding the dynamics of Gold (XAU) prices is crucial for investors and developers alike. With the introduction of innovative technologies and APIs, accessing real-time data has never been easier. This blog post will delve into the capabilities of the Metals-API, focusing on how it can empower developers to harness the power of data analytics and market insights to make informed decisions regarding Gold prices.

Metals-API Information

About Gold (XAU)

Gold has long been a symbol of wealth and stability, often serving as a hedge against inflation and economic uncertainty. In recent years, the digital transformation of precious metals has opened new avenues for trading and investment. The integration of technology in trading platforms has enabled real-time data analytics, allowing traders to gain insights into market trends and price movements.

With the rise of digital asset solutions, Gold is no longer confined to physical bars and coins. Instead, it is increasingly traded in digital formats, making it accessible to a broader audience. The innovation in price discovery mechanisms has also transformed how investors perceive Gold, as they can now leverage advanced algorithms and data analytics to predict price fluctuations.

API Description

The Metals-API is a powerful tool that provides real-time and historical data on various metals, including Gold (XAU). This API is designed to empower developers to build next-generation applications that can analyze and visualize precious metals data effectively. With its robust capabilities, the Metals-API enables users to access a wealth of information, from the latest rates to historical trends.

Key Features and Endpoints

The Metals-API offers a variety of endpoints that cater to different needs. Depending on your subscription plan, the Latest Rates Endpoint can return real-time exchange rate data updated every 60 minutes or even every 10 minutes. This feature is essential for traders who need to stay updated on the latest market movements.

For those interested in historical data, the Historical Rates Endpoint provides access to rates dating back to 2019. By appending a specific date to your query, you can retrieve historical rates for Gold and other metals, allowing for comprehensive analysis of price trends over time.

The Bid and Ask Endpoint is another powerful feature that enables users to retrieve real-time bid and ask prices for Gold. This is particularly useful for traders looking to make quick decisions based on current market conditions.

Additionally, the Convert Endpoint allows users to convert any amount from one metal to another or to/from USD. This feature simplifies the process of trading and investing in Gold, as users can easily calculate the equivalent value in different currencies.

The Time-Series Endpoint allows users to query the API for daily historical rates between two dates of their choice. This is particularly useful for analyzing trends over specific periods, helping traders make informed decisions based on past performance.

Another valuable feature is the Fluctuation Endpoint, which provides information about how Gold prices fluctuate on a day-to-day basis. This can help traders understand market volatility and adjust their strategies accordingly.

For those interested in the purity of Gold, the Carat Endpoint allows users to retrieve information about Gold rates by carat. This is essential for jewelers and investors who need to assess the value of Gold based on its purity.

The Lowest/Highest Price Endpoint enables users to query the API for the lowest and highest prices of Gold over a specified period. This information can be crucial for identifying market trends and making strategic investment decisions.

Furthermore, the Open/High/Low/Close (OHLC) Price Endpoint provides detailed price data for specific time periods, allowing traders to analyze market performance comprehensively.

For developers, the API Key is essential for accessing the Metals-API. This unique key must be passed into the API base URL's access_key parameter to authenticate requests. Understanding how to manage your API key is crucial for ensuring secure access to the data.

API Response

The exchange rates delivered by the Metals-API are by default relative to USD. All data is returned in a structured JSON format, making it easy for developers to integrate into their applications. Below are some examples of API responses for various endpoints:

Latest Rates Endpoint

{
    "success": true,
    "timestamp": 1762048826,
    "base": "USD",
    "date": "2025-11-02",
    "rates": {
        "XAU": 0.000482,
        "XAG": 0.03815,
        "XPT": 0.000912,
        "XPD": 0.000744
    },
    "unit": "per troy ounce"
}

Historical Rates Endpoint

{
    "success": true,
    "timestamp": 1761962426,
    "base": "USD",
    "date": "2025-11-01",
    "rates": {
        "XAU": 0.000485,
        "XAG": 0.03825,
        "XPT": 0.000915
    },
    "unit": "per troy ounce"
}

Time-series Endpoint

{
    "success": true,
    "timeseries": true,
    "start_date": "2025-10-26",
    "end_date": "2025-11-02",
    "base": "USD",
    "rates": {
        "2025-10-26": {
            "XAU": 0.000485,
            "XAG": 0.03825
        },
        "2025-11-02": {
            "XAU": 0.000482,
            "XAG": 0.03815
        }
    },
    "unit": "per troy ounce"
}

Convert Endpoint

{
    "success": true,
    "query": {
        "from": "USD",
        "to": "XAU",
        "amount": 1000
    },
    "info": {
        "timestamp": 1762048826,
        "rate": 0.000482
    },
    "result": 0.482,
    "unit": "troy ounces"
}

Fluctuation Endpoint

{
    "success": true,
    "fluctuation": true,
    "start_date": "2025-10-26",
    "end_date": "2025-11-02",
    "base": "USD",
    "rates": {
        "XAU": {
            "start_rate": 0.000485,
            "end_rate": 0.000482,
            "change": -3.0e-6,
            "change_pct": -0.62
        }
    },
    "unit": "per troy ounce"
}

OHLC (Open/High/Low/Close) Endpoint

{
    "success": true,
    "timestamp": 1762048826,
    "base": "USD",
    "date": "2025-11-02",
    "rates": {
        "XAU": {
            "open": 0.000485,
            "high": 0.000487,
            "low": 0.000481,
            "close": 0.000482
        }
    },
    "unit": "per troy ounce"
}

Bid/Ask Endpoint

{
    "success": true,
    "timestamp": 1762048826,
    "base": "USD",
    "date": "2025-11-02",
    "rates": {
        "XAU": {
            "bid": 0.000481,
            "ask": 0.000483,
            "spread": 2.0e-6
        }
    },
    "unit": "per troy ounce"
}

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. This resource is invaluable for developers looking to integrate various metals into their applications.

Conclusion

In conclusion, the Metals-API is a transformative tool for developers and traders seeking to navigate the complexities of Gold pricing and other precious metals. By leveraging its extensive features, including real-time rates, historical data, and advanced endpoints, users can gain a competitive edge in the market.

As the digital landscape continues to evolve, embracing these technological advancements will be crucial for success in the precious metals trading arena. Whether you are a seasoned trader or a developer looking to build innovative applications, the Metals-API offers the resources and capabilities needed to thrive in this dynamic environment.