Access Silver Jun 2026 (SIM26) API Documentation in JSON Format

In the world of finance and trading, the ability to access real-time data is crucial for making informed decisions. The Metals-API provides developers with a powerful tool to retrieve exchange rates for various metals, including Gold (XAU) and Silver (XAG), in JSON format. This blog post will delve into the capabilities of the Metals-API, focusing on how to retrieve Gold exchange rates effectively, while also exploring the broader context of Silver and its applications in industry and technology.

About Silver (XAG)

Silver, represented by the symbol XAG, is not just a precious metal; it plays a vital role in various industrial applications. From electronics to solar panels, Silver's conductivity and reflective properties make it indispensable in modern manufacturing. The integration of technology in manufacturing processes has led to innovations that enhance efficiency and reduce waste. Smart manufacturing, powered by real-time data, allows businesses to optimize their supply chains and improve product quality.

In the digital market, Silver's value fluctuates based on supply and demand dynamics, geopolitical factors, and economic indicators. The Metals-API provides developers with the tools to analyze these fluctuations, enabling them to build applications that can predict trends and inform trading strategies. By leveraging the API's capabilities, developers can create solutions that integrate seamlessly with existing systems, enhancing decision-making processes in real-time.

API Description

The Metals-API is designed to empower developers with access to real-time metals data, enabling the creation of next-generation applications. With a focus on innovation and technological advancement, the API allows users to retrieve exchange rates, historical data, and perform conversions between different metals and currencies. This transformative potential of real-time data can significantly impact trading strategies and market analysis.

For more detailed information, you can visit the Metals-API Documentation. This resource provides comprehensive guidance on how to utilize the API effectively, including endpoint descriptions, usage examples, and best practices.

Key Features and Endpoints

The Metals-API offers a variety of endpoints, each designed to serve specific needs. Here are some of the key features:

Latest Rates Endpoint: This endpoint provides real-time exchange rate data for 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 information 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 essential for analyzing trends over time and making informed predictions.
Bid And Ask Endpoint: Retrieve real-time Bid and Ask prices for metals, allowing traders to make quick decisions based on current market conditions.
Convert Endpoint: This endpoint enables the conversion of any amount from one currency to another, facilitating transactions across different markets.
Time-Series Endpoint: Query daily historical rates between two dates of your choice, providing insights into market trends over specific periods.
Fluctuation Endpoint: Track how currencies fluctuate on a day-to-day basis, which is crucial for understanding market volatility.
Carat Endpoint: Retrieve information about Gold rates by Carat, which is particularly useful for jewelers and traders in the luxury goods market.
Lowest/Highest Price Endpoint: Query the API to get the lowest and highest prices for a specified date, helping traders identify market extremes.
Open/High/Low/Close (OHLC) Price Endpoint: Access OHLC data for a specific time period, which is vital for technical analysis in trading.
Historical LME Endpoint: Access historical rates for LME symbols dating back to 2008, providing a long-term perspective on market trends.
API Key: Your unique API Key is essential for accessing the API and must be included in the base URL's access_key parameter.
API Response: The API delivers exchange rates relative to USD by default, with all data returned in a structured JSON format.
Available Endpoints: The Metals-API features 14 endpoints, each offering distinct functionalities tailored to various user needs.
Supported Symbols Endpoint: Access a constantly updated list of all available currencies and metals, ensuring you have the latest information.

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 how to interact with the Metals-API is crucial for effective implementation. Below are examples of various API endpoints, showcasing their responses and how to interpret the data.

Latest Rates Endpoint

Get real-time exchange rates for all available metals:

{
"success": true,
"timestamp": 1779307640,
"base": "USD",
"date": "2026-05-20",
"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"
}

In this response, the "success" field indicates that the request was successful. The "timestamp" provides the time of the data retrieval, while "base" shows the currency used for the exchange rates. The "rates" object contains the exchange rates for various metals, with each metal represented by its symbol.

Historical Rates Endpoint

Access historical exchange rates for any date since 1999:

{
"success": true,
"timestamp": 1779221240,
"base": "USD",
"date": "2026-05-19",
"rates": {
"XAU": 0.000485,
"XAG": 0.03825,
"XPT": 0.000915,
"XPD": 0.000748
},
"unit": "per troy ounce"
}

This response provides historical rates for a specific date, allowing developers to analyze past market conditions. The "rates" object contains the exchange rates for the specified metals on that date.

Time-series Endpoint

Get exchange rates for a specific time period:

{
"success": true,
"timeseries": true,
"start_date": "2026-05-13",
"end_date": "2026-05-20",
"base": "USD",
"rates": {
"2026-05-13": {
"XAU": 0.000485,
"XAG": 0.03825,
"XPT": 0.000915
},
"2026-05-15": {
"XAU": 0.000483,
"XAG": 0.0382,
"XPT": 0.000913
},
"2026-05-20": {
"XAU": 0.000482,
"XAG": 0.03815,
"XPT": 0.000912
}
},
"unit": "per troy ounce"
}

This time-series response provides exchange rates for multiple dates, allowing developers to visualize trends over time. Each date in the "rates" object contains the corresponding exchange rates for the metals.

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": 1779307640,
"rate": 0.000482
},
"result": 0.482,
"unit": "troy ounces"
}

This response shows the conversion of 1000 USD to Gold (XAU). The "result" field indicates the equivalent amount in troy ounces, while the "info" object provides the conversion rate used.

Fluctuation Endpoint

Track rate fluctuations between two dates:

{
"success": true,
"fluctuation": true,
"start_date": "2026-05-13",
"end_date": "2026-05-20",
"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"
}

This response provides insights into how the rates have changed over a specified period. The "change" and "change_pct" fields indicate the absolute and percentage changes, respectively, which are crucial for traders looking to understand market movements.

OHLC (Open/High/Low/Close) Endpoint

Get OHLC data for a specific time period:

{
"success": true,
"timestamp": 1779307640,
"base": "USD",
"date": "2026-05-20",
"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"
}

The OHLC response provides critical data for traders who rely on technical analysis. The "open," "high," "low," and "close" fields allow for a comprehensive understanding of market behavior over the specified period.

Bid/Ask Endpoint

Get current bid and ask prices for metals:

{
"success": true,
"timestamp": 1779307640,
"base": "USD",
"date": "2026-05-20",
"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"
}

This response provides the current bid and ask prices, along with the spread for each metal. Understanding the bid-ask spread is essential for traders, as it reflects the liquidity and market conditions for each metal.

Conclusion

The Metals-API is a powerful tool for developers looking to access real-time and historical data for metals like Gold and Silver. With its comprehensive set of endpoints, the API enables users to retrieve exchange rates, perform conversions, and analyze market trends effectively. By leveraging the capabilities of the Metals-API, developers can create innovative applications that enhance trading strategies and provide valuable insights into the metals market.

For further exploration of the API's features and to start integrating it into your applications, visit the Metals-API Website. Additionally, for a complete list of supported symbols, refer to the Metals-API Supported Symbols page, and consult the Metals-API Documentation for detailed guidance on implementation.

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Access Silver Jun 2026 (SIM26) API Documentation in JSON Format