Access FT Cboe Vest Gold Target Income ETF (IGLD) - Per Ounce Exchange Rates API Documentation in JSON Format

In the world of finance, the ability to access real-time data is crucial for making informed decisions. For developers working with precious metals, the Metals-API offers a robust solution for retrieving exchange rates, including those for the FT Cboe Vest Gold Target Income ETF (IGLD). This blog post will delve into the capabilities of the Metals-API, focusing on how to retrieve exchange rates in JSON format, while also exploring the broader implications of digital transformation in the precious metals market.

About Gold (XAU)

Gold has long been a symbol of wealth and stability. As the world transitions into a more digital economy, the integration of technology in trading precious metals has become increasingly important. The use of data analytics and market insights allows traders to make more informed decisions, while innovations in price discovery and digital asset solutions are reshaping how we view and interact with gold.

With the rise of digital transformation, the demand for real-time data has surged. Developers can leverage the Metals-API to gain insights into gold prices, allowing them to build applications that provide users with up-to-date information on market trends. This API not only empowers developers but also enhances the trading experience for end-users by providing accurate and timely data.

API Description

The Metals-API is designed to provide developers with access to real-time and historical data for various metals, including gold (XAU). It allows for seamless integration into applications, enabling users to retrieve exchange rates, historical data, and much more. The API is built with innovation in mind, offering features that cater to the evolving needs of the financial market.

For more information, you can refer to the Metals-API Documentation, which provides comprehensive guidance on how to utilize the API effectively. Additionally, the Metals-API Supported Symbols page lists all available metal symbols, ensuring that developers can easily find the data they need.

Key Features and Endpoints

The Metals-API offers a variety of endpoints that cater to different needs. Each endpoint is designed to provide specific functionalities, making it easier for developers to access the data they require. 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. Depending on the plan, updates can occur every 60 minutes or every 10 minutes.
Historical Rates Endpoint: Access historical rates dating back to 2019 by appending a specific date to your query. This feature is invaluable for analyzing trends over time.
Bid And Ask Endpoint: Retrieve real-time bid and ask prices for metals, allowing traders to make informed decisions based on current market conditions.
Convert Endpoint: This endpoint allows for currency conversion between different metals and USD, making it easy to calculate values across various currencies.
Time-Series Endpoint: Query daily historical rates between two dates of your choice, providing insights into price movements over time.
Fluctuation Endpoint: Track how currencies fluctuate on a day-to-day basis, which is essential for understanding market volatility.
Carat Endpoint: Retrieve information about gold rates by carat, which is particularly useful for jewelers and those in the jewelry industry.
Lowest/Highest Price Endpoint: Query the API to get the lowest and highest prices for a specified date, helping traders identify market extremes.
Open/High/Low/Close (OHLC) Price Endpoint: Access open, high, low, and close prices for a specific date, which is crucial for technical analysis.
Historical LME Endpoint: Access historical rates for LME symbols dating back to 2008, providing a long-term perspective on metal prices.
API Key: Your unique API key is required to access the API, ensuring secure and authorized usage.
API Response: The API delivers exchange rates relative to USD, with all data returned in a structured JSON format.
Available Endpoints: The Metals-API features 14 endpoints, each designed to provide different functionalities, ensuring comprehensive coverage of metal data.
Supported Symbols Endpoint: This endpoint returns all available currencies, making it easy to find the symbols you need for your queries.

Sample API Responses

Understanding the structure of API responses is crucial for effective integration. Here are some examples of what you can expect when querying the Metals-API:

Latest Rates Endpoint

{
"success": true,
"timestamp": 1779430065,
"base": "USD",
"date": "2026-05-22",
"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"
}

This response indicates a successful query, providing the latest exchange rates for various metals, including gold (XAU).

Historical Rates Endpoint

{
"success": true,
"timestamp": 1779343665,
"base": "USD",
"date": "2026-05-21",
"rates": {
"XAU": 0.000485,
"XAG": 0.03825,
"XPT": 0.000915,
"XPD": 0.000748
},
"unit": "per troy ounce"
}

This example shows how to access historical rates, providing valuable data for trend analysis.

Time-series Endpoint

{
"success": true,
"timeseries": true,
"start_date": "2026-05-15",
"end_date": "2026-05-22",
"base": "USD",
"rates": {
"2026-05-15": {
"XAU": 0.000485,
"XAG": 0.03825,
"XPT": 0.000915
},
"2026-05-17": {
"XAU": 0.000483,
"XAG": 0.0382,
"XPT": 0.000913
},
"2026-05-22": {
"XAU": 0.000482,
"XAG": 0.03815,
"XPT": 0.000912
}
},
"unit": "per troy ounce"
}

This response provides a time series of rates, allowing developers to visualize trends over a specified period.

Convert Endpoint

{
"success": true,
"query": {
"from": "USD",
"to": "XAU",
"amount": 1000
},
"info": {
"timestamp": 1779430065,
"rate": 0.000482
},
"result": 0.482,
"unit": "troy ounces"
}

The Convert Endpoint allows users to convert amounts between different metals and USD, providing a straightforward way to calculate values.

Fluctuation Endpoint

{
"success": true,
"fluctuation": true,
"start_date": "2026-05-15",
"end_date": "2026-05-22",
"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 endpoint tracks fluctuations in rates, providing insights into market volatility and trends.

OHLC (Open/High/Low/Close) Endpoint

{
"success": true,
"timestamp": 1779430065,
"base": "USD",
"date": "2026-05-22",
"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 open, high, low, and close prices, which are essential for traders conducting technical analysis.

Bid/Ask Endpoint

{
"success": true,
"timestamp": 1779430065,
"base": "USD",
"date": "2026-05-22",
"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"
}

The Bid/Ask Endpoint provides current bid and ask prices, which are crucial for traders looking to execute orders at the best possible prices.

Integration Tips

Integrating the Metals-API into your applications can enhance your trading capabilities significantly. Here are some practical tips for successful integration:

Authentication: Ensure you securely store your API key and include it in all requests to authenticate your access to the API.
Error Handling: Implement robust error handling to manage potential issues such as rate limits, invalid parameters, or network errors.
Data Caching: Consider caching responses to reduce the number of API calls and improve performance, especially for frequently accessed data.
Rate Limiting: Be aware of your subscription plan's rate limits and design your application to stay within those limits to avoid service interruptions.
Security Best Practices: Use HTTPS for all API requests to ensure data security and protect sensitive information.

Conclusion

The Metals-API provides a powerful tool for developers looking to access real-time and historical exchange rates for precious metals, including gold. By leveraging this API, you can build applications that offer valuable insights into market trends and fluctuations. The comprehensive documentation and support for various endpoints make it easy to integrate into your existing systems.

As the financial landscape continues to evolve, the importance of real-time data and analytics cannot be overstated. By utilizing the Metals-API, developers can stay ahead of the curve, providing users with the information they need to make informed decisions in the precious metals market.

For further exploration of the API's capabilities, be sure to check out the Metals-API Documentation and the Metals-API Supported Symbols page. With the right tools and knowledge, you can unlock the full potential of precious metals trading.

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Access FT Cboe Vest Gold Target Income ETF (IGLD) - Per Ounce Exchange Rates API Documentation in JSON Format