Get Kolkata Gold 24k (KOLK-24k) Historical Prices for Research Purposes using this API

In the ever-evolving landscape of precious metals trading, having access to accurate and historical price data is crucial for research and analysis. For those interested in the gold market, specifically the Kolkata Gold 24k (KOLK-24k), the Metals-API offers a robust solution for obtaining historical prices. This blog post will delve into the capabilities of the Metals-API, focusing on how developers can leverage its features to access historical gold prices and gain insights into market trends.

Metals-API Information

The Metals-API is a powerful tool designed for developers who need real-time and historical data on precious metals, including gold, silver, platinum, and palladium. With its comprehensive set of endpoints, the API allows users to retrieve data that can be used for various applications, from financial analysis to trading strategies. The API is particularly beneficial for those looking to integrate metals data into their applications, enabling them to build next-generation solutions that harness the power of real-time data.

About Gold (XAU)

Gold, represented by the symbol XAU, has long been a cornerstone of the global financial system. Its value is influenced by various factors, including market demand, geopolitical stability, and economic indicators. In recent years, the digital transformation of precious metals trading has opened new avenues for data analytics and market insights. By utilizing advanced technology, traders can now access real-time data, allowing for more informed decision-making.

The integration of technology in trading has revolutionized the way investors approach the gold market. With the rise of digital asset solutions, traders can now analyze historical data to identify trends and make predictions about future price movements. The Metals-API plays a pivotal role in this transformation by providing developers with the tools necessary to access and analyze gold prices efficiently.

API Description

The Metals-API is designed to empower developers by providing them with real-time and historical metals data. This API enables users to build applications that can track price fluctuations, convert currencies, and analyze trends over time. With its user-friendly interface and comprehensive documentation, developers can quickly integrate the API into their projects.

For those interested in exploring the capabilities of the Metals-API, the Metals-API Documentation provides detailed information on how to utilize the various endpoints effectively. The API supports a wide range of symbols, including gold (XAU), silver (XAG), platinum (XPT), and palladium (XPD). For a complete list of supported symbols, refer to the Metals-API Supported Symbols page.

Key Features and Endpoints

The Metals-API offers several key features that make it an invaluable resource for developers. Below are some of the most notable endpoints and their potential applications:

Latest Rates Endpoint: This endpoint provides real-time exchange rate data for various metals. Depending on your subscription plan, the API can return updates every 60 minutes or every 10 minutes, ensuring that you have access to the most current market information.
Historical Rates Endpoint: Users can access historical rates for most currencies dating back to 2019. By appending a specific date to the API request, developers can retrieve historical gold prices, which is essential for research and analysis.
Bid And Ask Endpoint: This feature allows users to retrieve real-time bid and ask prices for metals. Understanding the spread between these prices is crucial for traders looking to make informed decisions.
Convert Endpoint: The Metals-API includes a currency conversion endpoint, enabling users to convert amounts from one metal to another or to/from USD. This is particularly useful for traders who operate in multiple currencies.
Time-Series Endpoint: This endpoint allows users to query the API for daily historical rates between two specified dates. This feature is invaluable for analyzing trends over time and making predictions based on historical data.
Fluctuation Endpoint: Users can track how metal prices fluctuate on a day-to-day basis. This endpoint provides insights into market volatility, which is essential for risk management.
Carat Endpoint: This feature allows users to retrieve information about gold rates by carat. This is particularly useful for jewelers and consumers interested in the purity of gold.
Lowest/Highest Price Endpoint: This endpoint enables users to query the API for the lowest and highest prices of metals over a specified period, providing insights into market extremes.
Open/High/Low/Close (OHLC) Price Endpoint: Users can access OHLC data for a specific time period, which is crucial for technical analysis and trading strategies.
Historical LME Endpoint: This endpoint provides access to historical rates for LME symbols, dating back to 2008. This is particularly useful for those interested in the London Metal Exchange.
API Key: Each user is assigned a unique API key, which is required to access the API. This key must be included in the API request to authenticate the user.
API Response: The Metals-API delivers exchange rates relative to USD by default. All data is returned in a structured JSON format, making it easy for developers to parse and utilize the information.
Available Endpoints: The API includes 14 different endpoints, each providing unique functionality to cater to various user needs.
Supported Symbols Endpoint: This endpoint returns a constantly updated list of all available currencies, ensuring that 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 developments.

API Endpoint Examples and Responses

To illustrate the capabilities of the Metals-API, let's explore some example responses for key endpoints:

Latest Rates Endpoint

{
    "success": true,
    "timestamp": 1764043254,
    "base": "USD",
    "date": "2025-11-25",
    "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"
}

The response above shows the latest exchange rates for various metals, including gold (XAU). The "rates" object contains the current price per troy ounce, which is essential for traders looking to make immediate decisions.

Historical Rates Endpoint

{
    "success": true,
    "timestamp": 1763956854,
    "base": "USD",
    "date": "2025-11-24",
    "rates": {
        "XAU": 0.000485,
        "XAG": 0.03825,
        "XPT": 0.000915,
        "XPD": 0.000748
    },
    "unit": "per troy ounce"
}

This example demonstrates how to access historical rates for gold and other metals. By specifying a date, developers can retrieve past prices, which is crucial for conducting research and analysis.

Time-series Endpoint

{
    "success": true,
    "timeseries": true,
    "start_date": "2025-11-18",
    "end_date": "2025-11-25",
    "base": "USD",
    "rates": {
        "2025-11-18": {
            "XAU": 0.000485,
            "XAG": 0.03825,
            "XPT": 0.000915
        },
        "2025-11-20": {
            "XAU": 0.000483,
            "XAG": 0.0382,
            "XPT": 0.000913
        },
        "2025-11-25": {
            "XAU": 0.000482,
            "XAG": 0.03815,
            "XPT": 0.000912
        }
    },
    "unit": "per troy ounce"
}

The time-series endpoint allows users to analyze price trends over a specified period. This data is invaluable for identifying patterns and making informed predictions about future price movements.

Convert Endpoint

{
    "success": true,
    "query": {
        "from": "USD",
        "to": "XAU",
        "amount": 1000
    },
    "info": {
        "timestamp": 1764043254,
        "rate": 0.000482
    },
    "result": 0.482,
    "unit": "troy ounces"
}

The convert endpoint allows users to convert amounts between different metals and currencies. In this example, 1000 USD is converted to its equivalent in gold (XAU), providing a clear understanding of value across different assets.

Fluctuation Endpoint

{
    "success": true,
    "fluctuation": true,
    "start_date": "2025-11-18",
    "end_date": "2025-11-25",
    "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 provides insights into how metal prices fluctuate over time, offering valuable data for traders looking to manage risk and optimize their strategies.

OHLC (Open/High/Low/Close) Price Endpoint

{
    "success": true,
    "timestamp": 1764043254,
    "base": "USD",
    "date": "2025-11-25",
    "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"
}

The OHLC endpoint provides critical data for technical analysis, allowing traders to assess market performance over a specific period. Understanding the opening, high, low, and closing prices is essential for making informed trading decisions.

Bid/Ask Endpoint

{
    "success": true,
    "timestamp": 1764043254,
    "base": "USD",
    "date": "2025-11-25",
    "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 is crucial for traders looking to understand market dynamics. By analyzing the bid and ask prices, traders can gauge market sentiment and make strategic decisions.

Conclusion

In conclusion, the Metals-API is an invaluable resource for developers looking to access historical prices for Kolkata Gold 24k (KOLK-24k) and other precious metals. With its comprehensive set of endpoints, the API empowers users to build applications that can analyze market trends, convert currencies, and track price fluctuations in real-time. By leveraging the capabilities of the Metals-API, developers can create innovative solutions that enhance their trading strategies and provide valuable insights into the precious metals market.

For more information on how to get started with the Metals-API, visit the Metals-API Website and explore the extensive Metals-API Documentation for detailed guidance on utilizing its features effectively. Whether you are a seasoned trader or a developer looking to integrate metals data into your applications, the Metals-API offers the tools you need to succeed.

Ready to use Metals-API?

Try it now!

Get Kolkata Gold 24k (KOLK-24k) Historical Prices for Research Purposes using this API