Accessing Kolkata Gold 22k (KOLK-22k) Historical Prices Made Simple with this API

In the ever-evolving landscape of precious metals trading, accessing accurate historical prices for Gold (XAU) has become paramount for developers and traders alike. The Metals-API provides a robust solution for retrieving historical data, including Kolkata Gold 22k (KOLK-22k) prices. This blog post will delve into the capabilities of the Metals-API, exploring its innovative features, endpoints, and how it empowers developers to create next-generation applications in the precious metals market.

About Gold (XAU)

Gold has long been a symbol of wealth and stability, serving as a critical asset in financial markets worldwide. The digital transformation in precious metals trading has opened new avenues for data analytics and market insights. With the integration of technology in trading, developers can leverage real-time data to innovate price discovery and enhance trading strategies.

The Metals-API stands at the forefront of this transformation, offering a comprehensive suite of tools for accessing gold prices and other precious metals. By utilizing this API, developers can create applications that provide users with timely and accurate information, enabling informed decision-making in trading.

API Description

The Metals-API is a powerful JSON API that provides real-time and historical data for various metals, including Gold (XAU). With its innovative design, the API allows developers to seamlessly integrate precious metals data into their applications. The API's capabilities extend beyond mere price retrieval; it empowers developers to build applications that can analyze trends, forecast prices, and provide insights into market fluctuations.

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

Key Features and Endpoints

The Metals-API offers a variety of endpoints that cater to different needs in the precious metals market. Here are some of the key features:

Latest Rates Endpoint: This endpoint provides real-time exchange rate data for Gold and other metals. Depending on your subscription plan, the API can return updates every 60 minutes or every 10 minutes, ensuring you have the most current information at your fingertips.
Historical Rates Endpoint: Access historical rates for Gold dating back to 2019. By appending a specific date (YYYY-MM-DD) to the endpoint, developers can retrieve past price data, which is essential for trend analysis and forecasting.
Bid And Ask Endpoint: This feature allows users to obtain real-time bid and ask prices for Gold and other metals. It is particularly useful for traders looking to make informed decisions based on current market conditions.
Convert Endpoint: The API includes a currency conversion feature, enabling users to convert any amount from one metal to another or to/from USD. This is particularly useful for traders dealing with multiple currencies.
Time-Series Endpoint: Developers can query the API for daily historical rates between two specified dates. This feature is invaluable for analyzing price movements over time and identifying trends.
Fluctuation Endpoint: Track how Gold prices fluctuate on a day-to-day basis. This endpoint provides insights into market volatility, helping traders make informed decisions.
Carat Endpoint: Retrieve information about Gold rates by Carat. This feature is essential for jewelers and traders dealing in different carat weights.
Lowest/Highest Price Endpoint: Query the API to get the lowest and highest prices for Gold over a specified period. This information is crucial for understanding market extremes.
Open/High/Low/Close (OHLC) Price Endpoint: Access detailed OHLC data for Gold prices, which is vital for technical analysis and trading strategies.
Historical LME Endpoint: This endpoint provides access to historical rates for LME symbols dating back to 2008, allowing for comprehensive market analysis.
API Key: Your unique API key is required to access the API's features, 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 endpoints, each designed to provide specific functionalities tailored to the needs of developers and traders.
Supported Symbols Endpoint: Access a constantly updated list of all available currencies and metals supported by the API.

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

Latest Rates Endpoint

Get real-time exchange rates for all available metals:

{
"success": true,
"timestamp": 1779668282,
"base": "USD",
"date": "2026-05-25",
"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"
}

Historical Rates Endpoint

Access historical exchange rates for any date since 1999:

{
"success": true,
"timestamp": 1779581882,
"base": "USD",
"date": "2026-05-24",
"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": "2026-05-18",
"end_date": "2026-05-25",
"base": "USD",
"rates": {
"2026-05-18": {
"XAU": 0.000485,
"XAG": 0.03825,
"XPT": 0.000915
},
"2026-05-20": {
"XAU": 0.000483,
"XAG": 0.0382,
"XPT": 0.000913
},
"2026-05-25": {
"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": 1779668282,
"rate": 0.000482
},
"result": 0.482,
"unit": "troy ounces"
}

Fluctuation Endpoint

Track rate fluctuations between two dates:

{
"success": true,
"fluctuation": true,
"start_date": "2026-05-18",
"end_date": "2026-05-25",
"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"
}

OHLC (Open/High/Low/Close) Endpoint

Get OHLC data for a specific time period:

{
"success": true,
"timestamp": 1779668282,
"base": "USD",
"date": "2026-05-25",
"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"
}

Bid/Ask Endpoint

Get current bid and ask prices for metals:

{
"success": true,
"timestamp": 1779668282,
"base": "USD",
"date": "2026-05-25",
"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"
}

Conclusion

In conclusion, the Metals-API provides a comprehensive and innovative solution for accessing historical prices of Gold (XAU) and other precious metals. By leveraging its various endpoints, developers can create applications that not only retrieve real-time and historical data but also analyze trends and fluctuations in the market. The API's capabilities, including the Latest Rates, Historical Rates, and Bid/Ask endpoints, empower developers to build robust trading applications that cater to the needs of traders and investors.

For those looking to dive deeper into the world of precious metals trading, the Metals-API Documentation offers extensive resources for implementation and best practices. Additionally, the Metals-API Supported Symbols page provides a complete list of available metals, ensuring that developers have all the information they need to succeed.

As the market continues to evolve, embracing technology and data analytics will be crucial for staying ahead in the precious metals trading landscape. The Metals-API is not just a tool; it is a gateway to innovation and success in this dynamic market.

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Accessing Kolkata Gold 22k (KOLK-22k) Historical Prices Made Simple with this API