Retrieve Kerala Gold 18k (KERA-18k) Historical Prices for Your Application using this API

Introduction

In the world of precious metals, gold (XAU) stands out as a symbol of wealth and stability. For developers seeking to integrate historical gold prices into their applications, the Metals-API offers a powerful solution. This API not only provides real-time data but also allows users to access historical prices, making it an invaluable tool for financial applications, market analysis, and investment strategies. In this blog post, we will explore how to retrieve Kerala Gold 18k (KERA-18k) historical prices using the Metals-API, delving into its features, capabilities, and practical applications.

About Gold (XAU)

Gold has long been regarded as a safe haven asset, especially during times of economic uncertainty. Its value is influenced by various factors, including market demand, geopolitical events, and currency fluctuations. As the digital transformation continues to reshape the financial landscape, the integration of data analytics and technology in trading has become essential. The Metals-API stands at the forefront of this transformation, providing developers with the tools needed to harness real-time metals data for innovative applications.

Digital Transformation in Precious Metals

The rise of digital assets and blockchain technology has revolutionized how investors interact with precious metals. With the Metals-API, developers can create applications that provide users with up-to-date information on gold prices, historical trends, and market insights. This API empowers developers to build next-generation applications that leverage data analytics to inform investment decisions.

Data Analytics and Market Insights

Access to historical price data is crucial for understanding market trends and making informed investment choices. The Metals-API allows users to query historical rates dating back to 2019, enabling developers to analyze price movements over time. By appending a specific date to the API request, users can retrieve historical rates for gold and other metals, facilitating comprehensive market analysis.

Technology Integration in Trading

Integrating the Metals-API into trading platforms can enhance user experience by providing real-time updates and historical data at their fingertips. Developers can utilize the API's various endpoints to create dashboards that display current prices, historical trends, and even predictive analytics based on past performance. This level of integration not only improves user engagement but also fosters trust in the platform.

Innovation in Price Discovery

The Metals-API is designed to support innovative approaches to price discovery. By offering endpoints such as the Bid and Ask endpoint, developers can provide users with real-time bid and ask prices for gold and other metals. This feature is particularly useful for traders looking to make quick decisions based on market conditions.

Digital Asset Solutions

As the demand for digital asset solutions grows, the Metals-API provides a robust framework for developers to build applications that cater to this market. With features like the Convert endpoint, users can easily convert amounts from one metal to another or to/from USD, streamlining the process of managing investments in precious metals.

API Description

The Metals-API is a comprehensive solution for accessing real-time and historical prices of various metals, including gold (XAU). This API empowers developers to create applications that require accurate and timely data, enabling them to build tools for investment analysis, market tracking, and financial forecasting. The API's capabilities include retrieving the latest rates, historical prices, bid and ask prices, and much more.

For detailed information on how to use the API, refer to the Metals-API Documentation. This resource provides comprehensive guidance on the API's features, endpoints, and usage examples.

Key Features and Endpoints

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

Latest Rates Endpoint

The Latest Rates 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. This endpoint is essential for applications that require up-to-the-minute pricing information.

{
"success": true,
"timestamp": 1778372049,
"base": "USD",
"date": "2026-05-10",
"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

Accessing historical rates is crucial for analyzing trends and making informed decisions. The Historical Rates endpoint allows users to query historical rates for most currencies dating back to 2019. By appending a specific date in the format YYYY-MM-DD, developers can retrieve the historical price of gold and other metals.

{
"success": true,
"timestamp": 1778285649,
"base": "USD",
"date": "2026-05-09",
"rates": {
"XAU": 0.000485,
"XAG": 0.03825,
"XPT": 0.000915,
"XPD": 0.000748
},
"unit": "per troy ounce"
}

Bid and Ask Endpoint

The Bid and Ask endpoint provides real-time bid and ask prices for metals. This feature is particularly useful for traders who need to make quick decisions based on current market conditions. By utilizing this endpoint, developers can enhance their applications with live pricing data.

{
"success": true,
"timestamp": 1778372049,
"base": "USD",
"date": "2026-05-10",
"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"
}

Convert Endpoint

The Convert endpoint allows users to convert any amount from one metal to another or to/from USD. This feature is particularly useful for applications that require currency conversion for investment purposes.

{
"success": true,
"query": {
"from": "USD",
"to": "XAU",
"amount": 1000
},
"info": {
"timestamp": 1778372049,
"rate": 0.000482
},
"result": 0.482,
"unit": "troy ounces"
}

Time-Series Endpoint

The Time-Series endpoint allows developers to query the API for daily historical rates between two dates of their choice. This feature is essential for analyzing price trends over specific periods, enabling users to make data-driven decisions.

{
"success": true,
"timeseries": true,
"start_date": "2026-05-03",
"end_date": "2026-05-10",
"base": "USD",
"rates": {
"2026-05-03": {
"XAU": 0.000485,
"XAG": 0.03825,
"XPT": 0.000915
},
"2026-05-05": {
"XAU": 0.000483,
"XAG": 0.0382,
"XPT": 0.000913
},
"2026-05-10": {
"XAU": 0.000482,
"XAG": 0.03815,
"XPT": 0.000912
}
},
"unit": "per troy ounce"
}

Fluctuation Endpoint

The Fluctuation endpoint provides information about how prices fluctuate on a day-to-day basis. This feature is particularly useful for traders looking to understand market volatility and make informed trading decisions.

{
"success": true,
"fluctuation": true,
"start_date": "2026-05-03",
"end_date": "2026-05-10",
"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"
}

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 technical analysis and helps traders identify market trends.

{
"success": true,
"timestamp": 1778372049,
"base": "USD",
"date": "2026-05-10",
"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"
}

Historical LME Endpoint

The Historical LME endpoint provides access to historical rates for LME symbols dating back to 2008. This feature is particularly useful for applications focused on industrial metals and their historical pricing.

API Key and Authentication

To access the Metals-API, developers must obtain an API key. This unique key is passed into the API base URL's access_key parameter to authenticate requests. Proper management of API keys is crucial for maintaining security and ensuring that only authorized users can access the data.

API Response and Data Structure

The API delivers exchange rates relative to USD by default. All data is returned in a structured JSON format, making it easy for developers to parse and integrate into their applications. Understanding the structure of the API response is essential for effective data handling and presentation.

Performance Considerations

When integrating the Metals-API into applications, developers should consider performance optimization strategies. This includes implementing caching mechanisms to reduce the number of API calls, especially for endpoints that provide static data such as historical rates. Additionally, understanding rate limits and quota management is crucial to avoid service interruptions.

Security Best Practices

Security is paramount when dealing with financial data. Developers should follow best practices for securing API keys, including not hardcoding them into applications and using environment variables instead. Implementing HTTPS for all API requests ensures that data is transmitted securely.

Conclusion

The Metals-API provides a comprehensive solution for developers looking to integrate historical gold prices into their applications. With its robust features, including real-time rates, historical data access, and various endpoints for price discovery, the API empowers developers to create innovative financial applications. By leveraging the capabilities of the Metals-API, developers can enhance their applications with accurate and timely data, ultimately providing users with valuable insights into the precious metals market.

For more information on the Metals-API and to explore its features, visit the Metals-API Website. To access a complete list of supported symbols, refer to the Metals-API Supported Symbols. By utilizing the resources available in the Metals-API Documentation, developers can maximize the potential of this powerful API.