Get South Korean Won (KRW) Historical Prices using this API

The South Korean Won (KRW) is not just a currency; it represents a dynamic economy that is increasingly influenced by digital transformation and technological innovation. As the world moves towards a more interconnected financial landscape, understanding the historical prices of the KRW becomes essential for developers, traders, and financial analysts. In this blog post, we will explore how to retrieve historical prices of the South Korean Won using the Metals-API, a powerful tool that provides real-time and historical data on metals and currencies.

Metals-API Information

About South Korean Won (KRW)

The South Korean Won is the official currency of South Korea, and its value is influenced by various factors, including economic indicators, geopolitical events, and market sentiment. In recent years, the digital transformation in metal markets has led to significant advancements in how financial data is collected, analyzed, and utilized. The integration of smart technologies and data analytics has enabled traders and developers to gain insights that were previously unattainable.

As we delve into the capabilities of the Metals-API, we will uncover how this API can empower developers to build next-generation applications that leverage real-time metals data. The API's innovative features allow for seamless integration into various platforms, enabling users to access crucial historical data on the KRW and other currencies.

API Description

The Metals-API is designed to provide comprehensive data on metals and currencies, making it an invaluable resource for developers and financial analysts. With its robust infrastructure, the API offers a range of endpoints that cater to different data needs, from real-time exchange rates to historical price data.

One of the standout features of the Metals-API is its ability to deliver real-time data updates. Depending on your subscription plan, the API can provide exchange rate data updated every 60 minutes or even every 10 minutes. This level of granularity ensures that users have access to the most current information, which is critical for making informed trading decisions.

For those interested in historical data, the Metals-API allows users to query historical rates dating back to 2019. This feature is particularly useful for analyzing trends and making predictions based on past performance. By appending a specific date to the API request, users can retrieve historical rates for the KRW and other currencies.

Key Features and Endpoints

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

Latest Rates Endpoint: This endpoint provides real-time exchange rate data for various metals and currencies. Depending on your subscription plan, you can receive updates every 60 minutes or more frequently.
Historical Rates Endpoint: Users can access historical exchange rates for most currencies, including the KRW, dating back to 2019. This is essential for analyzing trends over time.
Bid And Ask Endpoint: This feature allows users to retrieve real-time bid and ask prices, providing insights into market conditions and helping traders make informed decisions.
Convert Endpoint: The API includes a currency conversion endpoint, enabling users to convert amounts from one currency to another, which is particularly useful for traders dealing with multiple currencies.
Time-Series Endpoint: Users can query the API for daily historical rates between two specified dates, allowing for detailed analysis of price movements over time.
Fluctuation Endpoint: This endpoint provides information about how currencies fluctuate on a day-to-day basis, helping users understand market volatility.
Carat Endpoint: Users can retrieve information about gold rates by carat, which is particularly useful for jewelers and investors in precious metals.
Lowest/Highest Price Endpoint: This feature allows users to query the API to get the lowest and highest prices for a specified date range, aiding in market analysis.
Open/High/Low/Close (OHLC) Price Endpoint: Users can access open, high, low, and close prices for a specific date, which is crucial for technical analysis.
Historical LME Endpoint: This endpoint provides access to historical rates for LME symbols dating back to 2008, which is valuable for those trading in metals.
API Key: Each user is provided with 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 by default, ensuring consistency in data presentation.
Available Endpoints: The Metals-API offers 14 different endpoints, each providing unique functionalities to cater to various data needs.
Supported Symbols Endpoint: This endpoint returns a constantly updated list of all available currencies and metals, ensuring users have access to the latest information.
News Endpoint: Users can retrieve the latest news articles related to various metals, keeping them 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. This resource is invaluable for developers looking to integrate specific metals into their applications.

API Endpoint Examples and Responses

Understanding how to interact with the Metals-API is crucial for developers. Below are examples of various API endpoints and their corresponding JSON responses:

Latest Rates Endpoint

Get real-time exchange rates for all available metals.

{
"success": true,
"timestamp": 1770423230,
"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": 1770336830,
"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": 1770423230,
"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": 1770423230,
"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": 1770423230,
"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

In conclusion, the Metals-API provides a comprehensive solution for accessing historical prices of the South Korean Won (KRW) and other currencies. With its innovative features and robust endpoints, developers can easily integrate real-time and historical data into their applications. The API's capabilities extend beyond mere data retrieval; it empowers users to analyze trends, track fluctuations, and make informed decisions based on accurate and timely information.

As the financial landscape continues to evolve, leveraging tools like the Metals-API will be crucial for staying ahead of the curve. Whether you are a developer building a trading platform or a financial analyst seeking insights, the Metals-API is an invaluable resource. For more information, visit the Metals-API Documentation and explore the full range of features available.

By understanding the historical prices of the KRW and utilizing the advanced capabilities of the Metals-API, you can position yourself for success in the ever-changing world of finance.

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Get South Korean Won (KRW) Historical Prices using this API