Retrieve South Korean Won (KRW) prices using this API

Retrieve South Korean Won (KRW) Prices Using Metals-API

The South Korean Won (KRW) plays a pivotal role in the global financial landscape, particularly in the context of metals trading. As the world increasingly embraces digital transformation, the integration of advanced technologies in metal markets has become essential. This blog post delves into how developers can leverage the Metals-API to retrieve real-time KRW prices and explore the innovative features that this API offers.

About South Korean Won (KRW)

The South Korean Won is not just a currency; it represents a dynamic economy that is rapidly evolving through technological innovation. The digital transformation in metal markets has opened up new avenues for data analytics and insights, allowing traders and developers to make informed decisions. With the rise of smart technology integration, the future of currency exchange, particularly for KRW, looks promising.

As the demand for real-time data increases, the ability to access and analyze currency fluctuations becomes crucial. The Metals-API offers a comprehensive solution for developers looking to harness the power of data analytics in their applications. By providing real-time and historical data, the API empowers users to build next-generation applications that can adapt to market changes swiftly.

API Description

The Metals-API is designed to provide developers with access to real-time and historical metals data, including exchange rates for various currencies, including the South Korean Won. This API is a game-changer in the realm of financial technology, allowing for seamless integration of metals pricing into applications. With its innovative capabilities, the Metals-API enables developers to create applications that can analyze trends, forecast prices, and provide insights into market behavior.

For detailed information on how to implement this API, developers can refer to the Metals-API Documentation. This resource provides comprehensive guidance on utilizing the API's features effectively.

Key Features and Endpoints

The Metals-API boasts a variety of endpoints that cater to different 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. Depending on the plan, updates can occur every 60 minutes or even more frequently.
• Historical Rates Endpoint: Access historical rates dating back to 2019. This feature allows developers to append a specific date to query the API for past rates, enabling comprehensive market analysis.
• Bid and Ask Endpoint: Retrieve real-time bid and ask prices for metals. This feature is particularly useful for traders looking to make informed decisions based on current market conditions.
• Convert Endpoint: This endpoint allows for currency conversion between different metals and to/from USD. It simplifies the process of calculating equivalent values in various currencies.
• Time-Series Endpoint: Query daily historical rates between two dates of your choice. This feature is essential for analyzing trends over specific periods.
• Fluctuation Endpoint: Track how currencies fluctuate on a day-to-day basis. This endpoint provides insights into market volatility, which is crucial for risk management.
• Carat Endpoint: Retrieve information about gold rates by carat. This feature is particularly useful for jewelers and investors in the gold market.
• Lowest/Highest Price Endpoint: Query the API to get the lowest and highest prices for a specific date, aiding in market analysis.
• Open/High/Low/Close (OHLC) Price Endpoint: Access OHLC data for a specific time period, which is vital for traders looking to analyze market performance.
• Historical LME Endpoint: Access historical rates for LME symbols dating back to 2008, providing a wealth of data for analysis.
• API Key: The unique key required for accessing 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 includes 14 different endpoints, each providing unique functionalities to cater to various needs.
• Supported Symbols Endpoint: Access a constantly updated list of all available currencies, ensuring that developers have the latest information at their fingertips.

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 API's response structure is crucial for effective implementation. 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": 1781914262,
"base": "USD",
"date": "2026-06-20",
"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": 1781827862,
"base": "USD",
"date": "2026-06-19",
"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": "2026-06-13",
"end_date": "2026-06-20",
"base": "USD",
"rates": {
"2026-06-13": {
"XAU": 0.000485,
"XAG": 0.03825,
"XPT": 0.000915
},
"2026-06-15": {
"XAU": 0.000483,
"XAG": 0.0382,
"XPT": 0.000913
},
"2026-06-20": {
"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": 1781914262,
"rate": 0.000482
},
"result": 0.482,
"unit": "troy ounces"
}

Fluctuation Endpoint

Track rate fluctuations between two dates.

{
"success": true,
"fluctuation": true,
"start_date": "2026-06-13",
"end_date": "2026-06-20",
"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": 1781914262,
"base": "USD",
"date": "2026-06-20",
"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": 1781914262,
"base": "USD",
"date": "2026-06-20",
"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

The South Korean Won is an integral part of the global financial ecosystem, especially in the context of metals trading. By utilizing the Metals-API, developers can access a wealth of real-time and historical data that can enhance their applications and provide valuable insights into market trends. The API's robust features, including the latest rates, historical data, and conversion capabilities, empower developers to create innovative solutions that can adapt to the ever-evolving market landscape.

For further exploration of the API's capabilities, developers are encouraged to visit the Metals-API Documentation and familiarize themselves with the extensive range of supported symbols available on the Metals-API Supported Symbols page. Embracing these tools will not only enhance your understanding of the market but also position you at the forefront of technological advancement in the financial sector.