How to Access Netherlands Antillean Gulden (ANG) Historical Prices with this API

In the ever-evolving landscape of financial data, accessing historical prices for currencies like the Netherlands Antillean Gulden (ANG) has become increasingly vital for developers and analysts alike. The Metals-API provides a robust solution for retrieving historical price data, enabling users to harness the power of real-time metals data for various applications. This blog post will delve into the capabilities of the Metals-API, focusing on how to access historical prices and the innovative features that make it a valuable tool for developers.

Metals-API Information

About Neodymium (ND)

Neodymium, a rare earth metal, has gained significant attention in recent years due to its critical role in various technological advancements. As industries undergo digital transformation, the demand for neodymium has surged, particularly in the manufacturing of high-performance magnets used in electric vehicles, wind turbines, and consumer electronics. This surge in demand highlights the importance of accurate and timely data analytics in the metal markets.

Technological innovation has paved the way for smarter technology integration, allowing developers to create applications that leverage real-time data for market analysis and decision-making. The Metals-API stands at the forefront of this transformation, providing developers with the tools they need to access and analyze historical price data effectively.

API Description

The Metals-API is a powerful JSON API that offers real-time and historical data on various metals and currencies. With its user-friendly interface and comprehensive documentation, developers can easily integrate the API into their applications. The API empowers users to build next-generation applications that require accurate and timely metals data, making it an essential resource for financial analysts, traders, and developers alike.

For more information, visit the Metals-API Website or explore the Metals-API Documentation for detailed guidance on implementation.

Key Features and Endpoints

The Metals-API offers a variety of endpoints, each designed to provide specific functionalities that cater to the needs of developers. Here are some of the key features:

Latest Rates Endpoint: This endpoint provides real-time exchange rate data, updated every 60 minutes, every 10 minutes, or even more frequently, depending on your subscription plan. This feature is crucial for applications that require up-to-the-minute pricing information.
Historical Rates Endpoint: Access historical rates for most currencies dating back to 2019. By appending a specific date to your query, you can retrieve historical pricing data, making it easier to analyze trends over time.
Bid And Ask Endpoint: This powerful feature allows you to retrieve real-time bid and ask prices, providing insight into market conditions and helping traders make informed decisions.
Convert Endpoint: The conversion endpoint enables users to convert any amount from one currency to another, facilitating seamless transactions and calculations.
Time-Series Endpoint: Query the API for daily historical rates between two dates of your choice, allowing for comprehensive analysis of price movements over time.
Fluctuation Endpoint: Retrieve information about how currencies fluctuate on a day-to-day basis, providing valuable insights into market volatility.
Carat Endpoint: Access information about gold rates by carat, which is essential for jewelers and investors in the precious metals market.
Lowest/Highest Price Endpoint: Query the API to get the lowest and highest price for a specified date, helping users identify market extremes.
Open/High/Low/Close (OHLC) Price Endpoint: This endpoint provides open, high, low, and close prices for a specific date, essential for technical analysis.
Historical LME Endpoint: Access historical rates for LME symbols dating back to 2008, allowing for in-depth analysis of metal prices over time.
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 by default, with all data returned in a structured JSON format.
Available Endpoints: The Metals-API features 14 different endpoints, each providing unique functionalities to cater to diverse user needs.
Supported Symbols Endpoint: This endpoint returns all available currencies, ensuring users can easily find the symbols they need for their applications.
News Endpoint: Retrieve the latest news articles related to various metals, keeping users informed about market trends and 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

Understanding the structure of API responses is crucial for effective integration. 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": 1770423290,
"base": "USD",
"date": "2026-02-07",
"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": 1770336890,
"base": "USD",
"date": "2026-02-06",
"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": "2026-01-31",
"end_date": "2026-02-07",
"base": "USD",
"rates": {
"2026-01-31": {
"XAU": 0.000485,
"XAG": 0.03825,
"XPT": 0.000915
},
"2026-02-02": {
"XAU": 0.000483,
"XAG": 0.0382,
"XPT": 0.000913
},
"2026-02-07": {
"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": 1770423290,
"rate": 0.000482
},
"result": 0.482,
"unit": "troy ounces"
}

Fluctuation Endpoint

Track rate fluctuations between two dates.

{
"success": true,
"fluctuation": true,
"start_date": "2026-01-31",
"end_date": "2026-02-07",
"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": 1770423290,
"base": "USD",
"date": "2026-02-07",
"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": 1770423290,
"base": "USD",
"date": "2026-02-07",
"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

Accessing historical prices for the Netherlands Antillean Gulden (ANG) and other currencies has never been easier, thanks to the innovative capabilities of the Metals-API. With features such as real-time rates, historical data access, and comprehensive endpoints, developers can create powerful applications that leverage accurate metals data for market analysis and decision-making.

By utilizing the Metals-API, developers can stay ahead of the curve in the rapidly changing financial landscape. Whether you are looking to analyze trends, track fluctuations, or convert currencies, the Metals-API provides the tools necessary to succeed. For more detailed information, refer to the Metals-API Documentation and explore the Metals-API Supported Symbols for a comprehensive list of available options.

In summary, the Metals-API stands as a transformative resource for developers seeking to harness the power of real-time metals data, enabling them to build next-generation applications that meet the demands of today's financial markets.

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How to Access Netherlands Antillean Gulden (ANG) Historical Prices with this API