Access Kolkata Silver (KOLK-XAG) Daily Historical Prices via this API

In the world of precious metals, silver (XAG) holds a significant position, not only as a valuable asset but also as a critical component in various industrial applications. With the rise of technology and digital market analysis, accessing real-time and historical data for silver prices has become essential for developers and businesses alike. The Metals-API provides a robust solution for retrieving daily historical prices, including those for Kolkata Silver (KOLK-XAG). This blog post will delve into the capabilities of the Metals-API, focusing on how developers can leverage it to access historical prices and other valuable data regarding silver.

About Silver (XAG)

Silver is not just a precious metal; it is a versatile resource with numerous industrial applications. From electronics to solar panels, silver plays a crucial role in modern technology. The integration of smart manufacturing and supply chain technology has further enhanced the demand for silver, making it imperative for businesses to stay updated with real-time data. The digital market analysis of silver prices allows for informed decision-making, ensuring that businesses can adapt to market fluctuations effectively.

As industries continue to innovate, the need for accurate and timely data becomes paramount. The Metals-API offers an innovative approach to accessing this data, empowering developers to build next-generation applications that can analyze trends, forecast prices, and optimize supply chains.

API Description

The Metals-API is a powerful tool designed to provide developers with real-time and historical data on precious metals, including silver. This API enables users to access a variety of endpoints that cater to different data needs, from the latest rates to historical trends. With a focus on technological advancement, the Metals-API transforms how businesses interact with metals data, allowing for seamless integration into applications.

For more information on the API's capabilities, visit the Metals-API Website or check out the Metals-API Documentation.

Key Features and Endpoints

The Metals-API offers a variety of endpoints that cater to different data retrieval needs. Here are some of the key features:

Latest Rates Endpoint: This endpoint provides real-time exchange rate data for silver and other metals. Depending on your subscription plan, updates can occur every 60 minutes or every 10 minutes, ensuring that you have the most current information at your fingertips.
Historical Rates Endpoint: Access historical rates for silver dating back to 2019. By appending a specific date to your query, you can retrieve past prices and analyze trends over time.
Bid And Ask Endpoint: This feature allows you to retrieve real-time bid and ask prices for silver, providing insight into market dynamics and helping you make informed trading decisions.
Convert Endpoint: Easily convert any amount of silver from one currency to another, facilitating transactions and financial analysis.
Time-Series Endpoint: Query the API for daily historical rates between two dates of your choice, allowing for comprehensive analysis of price movements over time.
Fluctuation Endpoint: Track how silver prices fluctuate on a day-to-day basis, providing valuable insights into market volatility.
Carat Endpoint: Retrieve information about gold rates by carat, which can be useful for businesses dealing in jewelry and precious metals.
Lowest/Highest Price Endpoint: Query the API to get the lowest and highest prices for silver over a specified period, helping you identify market extremes.
Open/High/Low/Close (OHLC) Price Endpoint: Access detailed OHLC data for silver, which is essential for technical analysis and trading strategies.
Historical LME Endpoint: Access historical rates for LME symbols dating back to 2008, providing a comprehensive view of market trends.
API Key: Your unique API key is required to access 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 data needs.
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, including silver (XAG). 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": 1784420126,
"base": "USD",
"date": "2026-07-19",
"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": 1784333726,
"base": "USD",
"date": "2026-07-18",
"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": "2026-07-12",
"end_date": "2026-07-19",
"base": "USD",
"rates": {
"2026-07-12": {
"XAU": 0.000485,
"XAG": 0.03825,
"XPT": 0.000915
},
"2026-07-14": {
"XAU": 0.000483,
"XAG": 0.0382,
"XPT": 0.000913
},
"2026-07-19": {
"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": 1784420126,
"rate": 0.000482
},
"result": 0.482,
"unit": "troy ounces"
}

Fluctuation Endpoint

Track rate fluctuations between two dates.

{
"success": true,
"fluctuation": true,
"start_date": "2026-07-12",
"end_date": "2026-07-19",
"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": 1784420126,
"base": "USD",
"date": "2026-07-19",
"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": 1784420126,
"base": "USD",
"date": "2026-07-19",
"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

Accessing historical prices for silver, particularly Kolkata Silver (KOLK-XAG), has never been easier thanks to the Metals-API. With its comprehensive suite of endpoints, developers can retrieve real-time data, historical rates, and valuable market insights. The API's capabilities empower businesses to make informed decisions, optimize their operations, and stay ahead in a competitive market.

For developers looking to integrate silver price data into their applications, the Metals-API offers a reliable and efficient solution. By leveraging the various endpoints, you can create applications that analyze trends, track fluctuations, and provide valuable insights into the silver market. To get started, explore the Metals-API Documentation and begin building your next project today.

In summary, the Metals-API is a transformative tool for accessing precious metals data, and with its extensive features, it is an invaluable resource for developers and businesses alike. Whether you are looking to analyze historical trends or track real-time prices, the Metals-API has you covered.

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Access Kolkata Silver (KOLK-XAG) Daily Historical Prices via this API