Access Accurate Kolkata Gold 22k (KOLK-22k) Historical Prices through this API

In the ever-evolving world of precious metals, gold (XAU) remains a cornerstone of investment and economic stability. For developers and financial analysts, accessing accurate historical prices is crucial for making informed decisions. The Metals-API provides a robust solution for retrieving real-time and historical gold prices, including specific rates for Kolkata Gold 22k (KOLK-22k). This blog post delves into the capabilities of the Metals-API, exploring how it empowers developers to harness data analytics and market insights effectively.

About Gold (XAU)

Gold has long been revered not only for its intrinsic value but also for its role as a hedge against inflation and currency fluctuations. As digital transformation sweeps through the financial landscape, the integration of technology in trading precious metals has become increasingly vital. The Metals-API stands at the forefront of this transformation, offering developers a powerful tool to access real-time and historical data on gold prices.

With the rise of data analytics, market insights derived from gold price trends can significantly influence trading strategies. The Metals-API enables developers to create applications that leverage these insights, allowing for innovative price discovery and enhanced trading experiences. By integrating digital asset solutions, users can navigate the complexities of the gold market with greater ease and accuracy.

API Description

The Metals-API is designed to provide developers with comprehensive access to metals data, including gold, silver, platinum, and palladium. This API offers a suite of features that facilitate the retrieval of real-time and historical price data, empowering users to build next-generation applications that can analyze market trends and make informed trading decisions.

For more information, visit the Metals-API Website or explore 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, from retrieving the latest rates to accessing historical data. Here are some of the key features:

Latest Rates Endpoint: This endpoint provides real-time exchange rate data for gold and other metals, updated based on your subscription plan. Depending on the plan, updates can occur every 60 minutes or every 10 minutes, ensuring you have the most current data at your fingertips.
Historical Rates Endpoint: Access historical rates dating back to 2019 by appending a specific date in the format YYYY-MM-DD. This feature is invaluable for analyzing past trends and making predictions about future movements in gold prices.
Bid And Ask Endpoint: Retrieve real-time bid and ask prices for gold and other metals. This endpoint is essential for traders looking to make informed decisions based on current market conditions.
Convert Endpoint: Easily convert any amount from one metal to another or to/from USD. This functionality allows for seamless transactions and calculations across different currencies.
Time-Series Endpoint: Query daily historical rates between two dates of your choice. This endpoint is particularly useful for analyzing trends over specific periods, enabling developers to create insightful visualizations and reports.
Fluctuation Endpoint: Track how gold prices fluctuate on a day-to-day basis. Understanding these fluctuations can help traders identify patterns and make strategic decisions.
Carat Endpoint: Retrieve information about gold rates by carat, which is essential for jewelers and consumers looking to understand the value of gold jewelry.
Lowest/Highest Price Endpoint: Query the API to get the lowest and highest prices for gold over a specified period, providing insights into market volatility.
Open/High/Low/Close (OHLC) Price Endpoint: Access detailed OHLC data for a specific time period, which is crucial for technical analysis and trading strategies.
Historical LME Endpoint: Access historical rates for LME symbols dating back to 2008, allowing for comprehensive analysis of market trends.
API Key: Your unique API key is required for authentication and must be included in the API base URL's access_key parameter to access the data.
API Response: The Metals-API delivers exchange rates relative to USD by default, with all data returned in a structured JSON format.
Available Endpoints: With 14 API endpoints, each providing different functionalities, developers can tailor their applications to meet specific needs.
Supported Symbols Endpoint: Access a constantly updated list of all available currencies and metals, ensuring you have the latest information at your disposal.
Intraday Endpoint: Query intraday exchange rate data for a single symbol, which is essential for high-frequency trading strategies.

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

Latest Rates Endpoint

Get real-time exchange rates for all available metals.

{
"success": true,
"timestamp": 1788135199,
"base": "USD",
"date": "2026-08-31",
"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": 1788048799,
"base": "USD",
"date": "2026-08-30",
"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": "2026-08-24",
"end_date": "2026-08-31",
"base": "USD",
"rates": {
"2026-08-24": {
"XAU": 0.000485,
"XAG": 0.03825,
"XPT": 0.000915
},
"2026-08-26": {
"XAU": 0.000483,
"XAG": 0.0382,
"XPT": 0.000913
},
"2026-08-31": {
"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": 1788135199,
"rate": 0.000482
},
"result": 0.482,
"unit": "troy ounces"
}

Fluctuation Endpoint

Track rate fluctuations between two dates.

{
"success": true,
"fluctuation": true,
"start_date": "2026-08-24",
"end_date": "2026-08-31",
"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": 1788135199,
"base": "USD",
"date": "2026-08-31",
"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": 1788135199,
"base": "USD",
"date": "2026-08-31",
"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 offers a comprehensive suite of features that empower developers to access accurate historical prices for gold and other precious metals. By leveraging this API, developers can create innovative applications that harness real-time data, enabling better decision-making in trading and investment strategies. The ability to analyze historical trends, track fluctuations, and convert currencies seamlessly positions the Metals-API as an essential tool for anyone involved in the precious metals market.

For further exploration of the API's capabilities, refer to the Metals-API Documentation and the Metals-API Supported Symbols page. Embrace the power of data analytics and technology integration in your trading strategies with the Metals-API.

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Access Accurate Kolkata Gold 22k (KOLK-22k) Historical Prices through this API