Pull Kolkata Gold 22k (KOLK-22k) pricing data using this API

Introduction

In the world of precious metals trading, accurate and real-time data is paramount. The Kolkata Gold 22k (KOLK-22k) pricing data can be efficiently accessed using the Metals-API. This API serves as a powerful tool for developers looking to integrate comprehensive metals data into their applications. In this blog post, we will delve into the intricacies of the Metals-API, exploring its features, capabilities, and how it can transform the way developers interact with precious metals data.

Metals-API Information

About Gold (XAU)

Gold, represented by the symbol XAU, has long been a cornerstone of wealth and investment. As digital transformation sweeps across industries, the precious metals market is no exception. The integration of data analytics and market insights into trading platforms is revolutionizing how investors approach gold trading. With the rise of technology, innovations in price discovery are becoming more sophisticated, allowing for real-time tracking of gold prices and trends.

The Metals-API plays a crucial role in this transformation, providing developers with the tools necessary to create applications that can analyze market data, track fluctuations, and offer insights into gold pricing. By leveraging this API, developers can build next-generation applications that not only provide current pricing data but also historical trends and predictive analytics.

API Description

The Metals-API is designed to empower developers with real-time metals data, enabling them to create applications that can respond to market changes instantaneously. This API offers a wide range of functionalities, including the ability to retrieve the latest rates, historical data, and even perform currency conversions. The transformative potential of the Metals-API lies in its ability to provide accurate and timely data, which is essential for making informed trading decisions.

For more detailed information, developers can refer to the Metals-API Documentation, which outlines the various endpoints and their functionalities.

Key Features and Endpoints

The Metals-API boasts numerous endpoints that cater to different needs within the precious metals market. Here are some of the key features:

Latest Rates Endpoint

The Latest Rates Endpoint provides real-time exchange rate data for various metals, updated every 60 minutes, 10 minutes, or even more frequently, depending on the subscription plan. This endpoint is crucial for traders who need to stay updated on market movements.

{
"success": true,
"timestamp": 1771200824,
"base": "USD",
"date": "2026-02-16",
"rates": {
"XAU": 0.000482,
"XAG": 0.03815,
"XPT": 0.000912,
"XPD": 0.000744
},
"unit": "per troy ounce"
}

Historical Rates Endpoint

The Historical Rates Endpoint allows users to access historical exchange rates dating back to 2019. By appending a specific date, developers can query the API for past rates, which is invaluable for trend analysis and forecasting.

{
"success": true,
"timestamp": 1771114424,
"base": "USD",
"date": "2026-02-15",
"rates": {
"XAU": 0.000485,
"XAG": 0.03825,
"XPT": 0.000915
},
"unit": "per troy ounce"
}

Bid And Ask Endpoint

The Bid And Ask Endpoint provides real-time bid and ask prices for metals, allowing traders to make informed decisions based on current market conditions. This feature is particularly useful for those looking to execute trades at optimal prices.

{
"success": true,
"timestamp": 1771200824,
"base": "USD",
"date": "2026-02-16",
"rates": {
"XAU": {
"bid": 0.000481,
"ask": 0.000483,
"spread": 2.0e-6
},
"XAG": {
"bid": 0.0381,
"ask": 0.0382,
"spread": 0.0001
}
},
"unit": "per troy ounce"
}

Convert Endpoint

The Convert Endpoint allows users to convert any amount from one metal to another or to/from USD. This feature simplifies the process of calculating values in different currencies, making it easier for traders to assess their investments.

{
"success": true,
"query": {
"from": "USD",
"to": "XAU",
"amount": 1000
},
"info": {
"timestamp": 1771200824,
"rate": 0.000482
},
"result": 0.482,
"unit": "troy ounces"
}

Time-Series Endpoint

The Time-Series Endpoint enables users to query the API for daily historical rates between two specified dates. This functionality is essential for analyzing trends over time and making data-driven decisions.

{
"success": true,
"timeseries": true,
"start_date": "2026-02-09",
"end_date": "2026-02-16",
"base": "USD",
"rates": {
"2026-02-09": {
"XAU": 0.000485
},
"2026-02-16": {
"XAU": 0.000482
}
},
"unit": "per troy ounce"
}

Fluctuation Endpoint

The Fluctuation Endpoint provides insights into how currencies fluctuate on a day-to-day basis. This information is critical for traders looking to understand market volatility and make informed decisions based on price movements.

{
"success": true,
"fluctuation": true,
"start_date": "2026-02-09",
"end_date": "2026-02-16",
"base": "USD",
"rates": {
"XAU": {
"start_rate": 0.000485,
"end_rate": 0.000482,
"change": -3.0e-6,
"change_pct": -0.62
}
},
"unit": "per troy ounce"
}

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

The OHLC Price Endpoint allows users to retrieve the open, high, low, and close prices for a specific time period. This data is essential for traders looking to analyze market trends and make predictions based on historical performance.

{
"success": true,
"timestamp": 1771200824,
"base": "USD",
"date": "2026-02-16",
"rates": {
"XAU": {
"open": 0.000485,
"high": 0.000487,
"low": 0.000481,
"close": 0.000482
}
},
"unit": "per troy ounce"
}

Lowest/Highest Price Endpoint

The Lowest/Highest Price Endpoint allows users to query the API for the lowest and highest prices of metals over a specified period. This feature is particularly useful for identifying market extremes and making strategic trading decisions.

{
"success": true,
"timestamp": 1771200824,
"base": "USD",
"date": "2026-02-16",
"rates": {
"XAU": {
"lowest": 0.000481,
"highest": 0.000487
}
},
"unit": "per troy ounce"
}

Historical LME Endpoint

The Historical LME Endpoint provides access to historical rates for LME symbols dating back to 2008. This endpoint is invaluable for traders looking to analyze long-term trends in the metals market.

{
"success": true,
"timestamp": 1771114424,
"base": "USD",
"date": "2026-02-15",
"rates": {
"XAU": 0.000485
},
"unit": "per troy ounce"
}

API Key and Response

To access the Metals-API, developers must use their unique API key, which is passed into the API base URL's access_key parameter. The API delivers exchange rates relative to USD by default, ensuring consistency across all data provided.

For a complete list of supported symbols, developers can refer to the Metals-API Supported Symbols page, which provides detailed specifications for each metal symbol available through the API.

Conclusion

The Metals-API is a powerful tool for developers looking to integrate real-time metals data into their applications. With its extensive range of endpoints, including the Latest Rates, Historical Rates, and various conversion options, the API provides a comprehensive solution for accessing precious metals pricing data. By leveraging this API, developers can create innovative applications that enhance trading strategies and provide valuable market insights.

For more information on how to get started with the Metals-API, visit the Metals-API Website and explore the extensive documentation available. The future of precious metals trading is here, and with the right tools, developers can harness the power of real-time data to drive their applications forward.