Retrieve Kolkata Silver (KOLK-XAG) Historical Prices for Data Analysis using this API

In the ever-evolving landscape of financial data, the ability to retrieve and analyze historical prices for precious metals like Silver (XAG) is crucial for developers and analysts alike. The Metals-API provides a robust platform for accessing real-time and historical data on various metals, including Silver. This blog post will delve into the intricacies of retrieving historical prices for Silver, exploring the capabilities of the Metals-API and how it can empower developers to create innovative applications.

About Silver (XAG)

Silver, represented by the symbol XAG, is not just a precious metal; it plays a pivotal role in various industrial applications. From electronics to solar panels, Silver's conductivity and reflective properties make it indispensable in modern technology. As industries continue to innovate, the demand for Silver is expected to rise, making it essential for developers to have access to accurate and timely data.

Moreover, the integration of smart manufacturing technologies and supply chain innovations has transformed how Silver is sourced, processed, and utilized. The digital market analysis of Silver prices can provide insights into market trends, helping businesses make informed decisions. By leveraging the Metals-API Documentation, developers can tap into a wealth of information that can enhance their applications and provide real-time insights into the Silver market.

API Description

The Metals-API is designed to provide developers with seamless access to real-time and historical data on various metals, including Silver. With its innovative architecture, the API allows for the retrieval of data through multiple endpoints, each tailored to specific use cases. This flexibility empowers developers to build next-generation applications that can analyze trends, forecast prices, and provide valuable insights into the metals market.

One of the key features of the Metals-API is its ability to deliver real-time exchange rate data. Depending on the subscription plan, users can receive updates every 60 minutes or even every 10 minutes. This capability is crucial for applications that require up-to-the-minute information, such as trading platforms or financial analysis tools.

Additionally, the API offers a comprehensive historical rates endpoint, allowing users to access historical prices for Silver dating back to 2019. This feature is particularly valuable for analysts looking to identify trends and patterns in Silver pricing over time. By appending a specific date to the API request, developers can retrieve historical data that can be used for in-depth analysis.

Key Features and Endpoints

The Metals-API boasts a variety of endpoints, each designed to cater to different data retrieval needs. Here are some of the most notable features:

Latest Rates Endpoint: This endpoint provides real-time exchange rates for all available metals, including Silver. The response includes the current rate per troy ounce, allowing developers to integrate this data into their applications seamlessly.
Historical Rates Endpoint: Users can access historical exchange rates for Silver and other metals by specifying a date. This feature is invaluable for conducting trend analysis and understanding market fluctuations over time.
Bid and Ask Endpoint: This powerful feature allows users to retrieve real-time bid and ask prices for Silver. Understanding the bid-ask spread is essential for traders and analysts looking to make informed decisions.
Convert Endpoint: The Metals-API includes a currency conversion endpoint, enabling users to convert amounts between different metals or to/from USD. This functionality is particularly useful for applications that require multi-metal analysis.
Time-Series Endpoint: Developers can query the API for daily historical rates between two specified dates. This endpoint is ideal for analyzing price movements over a defined period.
Fluctuation Endpoint: This endpoint provides insights into how Silver prices fluctuate on a day-to-day basis, allowing analysts to track volatility and make predictions based on historical data.
Open/High/Low/Close (OHLC) Price Endpoint: Users can retrieve open, high, low, and close prices for Silver over a specified time period. This data is crucial for technical analysis and understanding market trends.
Lowest/Highest Price Endpoint: This feature allows users to query the API for the lowest and highest prices of Silver within a specified date range, providing insights into market extremes.
Historical LME Endpoint: For those interested in LME symbols, this endpoint provides access to historical rates dating back to 2008, allowing for comprehensive analysis of Silver prices in the context of the London Metal Exchange.
API Key: Each user is assigned a unique API key, which must be included in the API requests to authenticate access. This ensures secure and controlled access to the data.
API Response: The Metals-API delivers exchange rates relative to USD by default, with all data returned in a structured JSON format, making it easy for developers to parse and utilize.
Available Endpoints: The API features 14 different endpoints, each providing unique functionalities that cater to various data retrieval needs.
News Endpoint: Users can retrieve the latest news articles related to Silver and other metals, keeping them informed about market developments and trends.

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. This resource is invaluable for developers looking to integrate multiple metals into their applications.

API Endpoint Examples and Responses

Understanding the structure of API responses is crucial for effective integration. Below are examples of responses for various endpoints, showcasing the data returned by the Metals-API.

Latest Rates Endpoint

{
"success": true,
"timestamp": 1764187249,
"base": "USD",
"date": "2025-11-26",
"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"
}

This response provides the latest exchange rates for various metals, including Silver (XAG). The "rates" field contains the current price per troy ounce, which can be directly utilized in applications.

Historical Rates Endpoint

{
"success": true,
"timestamp": 1764100849,
"base": "USD",
"date": "2025-11-25",
"rates": {
"XAU": 0.000485,
"XAG": 0.03825,
"XPT": 0.000915,
"XPD": 0.000748
},
"unit": "per troy ounce"
}

This example illustrates how to retrieve historical rates for Silver. The "date" field indicates the specific day for which the rates are provided, allowing for precise historical analysis.

Time-Series Endpoint

{
"success": true,
"timeseries": true,
"start_date": "2025-11-19",
"end_date": "2025-11-26",
"base": "USD",
"rates": {
"2025-11-19": {
"XAU": 0.000485,
"XAG": 0.03825,
"XPT": 0.000915
},
"2025-11-21": {
"XAU": 0.000483,
"XAG": 0.0382,
"XPT": 0.000913
},
"2025-11-26": {
"XAU": 0.000482,
"XAG": 0.03815,
"XPT": 0.000912
}
},
"unit": "per troy ounce"
}

The time-series endpoint allows developers to analyze price movements over a specified period. Each date in the "rates" field corresponds to the exchange rate for that day, facilitating trend analysis.

Convert Endpoint

{
"success": true,
"query": {
"from": "USD",
"to": "XAU",
"amount": 1000
},
"info": {
"timestamp": 1764187249,
"rate": 0.000482
},
"result": 0.482,
"unit": "troy ounces"
}

This response demonstrates the conversion functionality of the Metals-API. Users can convert amounts between different metals or to/from USD, making it a versatile tool for financial applications.

Fluctuation Endpoint

{
"success": true,
"fluctuation": true,
"start_date": "2025-11-19",
"end_date": "2025-11-26",
"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"
}

The fluctuation endpoint provides insights into how Silver prices change over time. The "change" and "change_pct" fields indicate the absolute and percentage changes in price, respectively, which are critical for understanding market volatility.

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

{
"success": true,
"timestamp": 1764187249,
"base": "USD",
"date": "2025-11-26",
"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"
}

This endpoint is essential for technical analysis, providing the open, high, low, and close prices for Silver over a specified period. These metrics are fundamental for traders looking to make informed decisions based on market behavior.

Bid/Ask Endpoint

{
"success": true,
"timestamp": 1764187249,
"base": "USD",
"date": "2025-11-26",
"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 provides critical information for traders, including the current bid and ask prices for Silver. The "spread" field indicates the difference between the bid and ask prices, which is essential for understanding market liquidity.

Conclusion

In conclusion, the Metals-API offers a powerful suite of tools for developers looking to retrieve historical prices for Silver (XAG) and other metals. With its comprehensive endpoints, real-time data capabilities, and detailed historical insights, the API empowers users to create innovative applications that can analyze market trends and provide valuable insights.

By leveraging the capabilities of the Metals-API, developers can enhance their applications with real-time data, historical analysis, and advanced features such as bid/ask pricing and conversion functionalities. Whether you are building a trading platform, a market analysis tool, or a financial dashboard, the Metals-API provides the necessary resources to succeed.

For more information on how to get started, refer to the Metals-API Documentation and explore the full range of features available. Additionally, check out the Metals-API Supported Symbols page for a comprehensive list of metal symbols you can access through the API. With the right tools and data, the possibilities for innovation in the metals market are limitless.

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Retrieve Kolkata Silver (KOLK-XAG) Historical Prices for Data Analysis using this API