How to Get Kerala Gold 18k (KERA-18k) Historical Prices with a Simple API Call

Introduction

In the ever-evolving landscape of precious metals trading, the ability to access historical prices for Gold, specifically Kerala Gold 18k (KERA-18k), is crucial for investors and developers alike. The Metals-API provides a robust solution for retrieving real-time and historical data on various metals, including Gold (XAU). This blog post will delve into how to effectively utilize the Metals-API to obtain historical prices, explore the digital transformation in precious metals, and discuss the innovative technology that empowers developers to create next-generation applications.

About Gold (XAU)

Gold has long been considered a safe haven asset, a hedge against inflation, and a store of value. The digital transformation in precious metals trading has opened new avenues for investors, allowing them to leverage data analytics and market insights to make informed decisions. With the integration of technology in trading, investors can now access real-time data, historical trends, and predictive analytics, all of which are essential for effective price discovery.

The Metals-API stands at the forefront of this transformation, offering developers the tools needed to build applications that can analyze market trends, track price fluctuations, and provide insights into the Gold market. By utilizing the Metals-API, developers can create digital asset solutions that enhance trading strategies and optimize investment portfolios.

API Description

The Metals-API is a powerful tool that provides real-time and historical data on various metals, including Gold, Silver, Platinum, and Palladium. It empowers developers to build applications that can access and analyze metals data seamlessly. With its innovative features, the Metals-API allows users to retrieve exchange rates, historical prices, and market fluctuations with ease.

One of the key advantages of the Metals-API is its ability to deliver real-time data. Depending on your subscription plan, the API can return exchange rate data updated every 60 minutes or even more frequently. This capability is essential for traders who need to make quick decisions based on the latest market information.

For developers looking to integrate historical price data into their applications, the Metals-API offers a comprehensive solution. Historical rates are available for most currencies dating back to 2019, allowing users to analyze trends over time. By appending a specific date to the API call, developers can access historical rates for Gold and other metals, enabling them to conduct in-depth analyses and generate valuable insights.

Key Features and Endpoints

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

Latest Rates Endpoint

The Latest Rates Endpoint provides real-time exchange rate data for all available metals. Depending on your subscription plan, this endpoint can return data updated every 60 minutes or more frequently. This feature is particularly useful for traders who require up-to-the-minute information to make informed decisions.

{
"success": true,
"timestamp": 1766967056,
"base": "USD",
"date": "2025-12-29",
"rates": {
"XAU": 0.000482,
"XAG": 0.03815,
"XPT": 0.000912,
"XPD": 0.000744
},
"unit": "per troy ounce"
}

Historical Rates Endpoint

Accessing historical exchange rates is crucial for understanding market trends. The Historical Rates Endpoint allows users to retrieve historical prices for any date since 1999. By appending a specific date to the API call, developers can analyze how Gold prices have fluctuated over time.

{
"success": true,
"timestamp": 1766880656,
"base": "USD",
"date": "2025-12-28",
"rates": {
"XAU": 0.000485,
"XAG": 0.03825,
"XPT": 0.000915,
"XPD": 0.000748
},
"unit": "per troy ounce"
}

Time-Series Endpoint

The Time-Series Endpoint allows users to query the API for daily historical rates between two dates of their choice. This feature is invaluable for conducting trend analyses and understanding price movements over specific periods.

{
"success": true,
"timeseries": true,
"start_date": "2025-12-22",
"end_date": "2025-12-29",
"base": "USD",
"rates": {
"2025-12-22": {
"XAU": 0.000485,
"XAG": 0.03825,
"XPT": 0.000915
},
"2025-12-24": {
"XAU": 0.000483,
"XAG": 0.0382,
"XPT": 0.000913
},
"2025-12-29": {
"XAU": 0.000482,
"XAG": 0.03815,
"XPT": 0.000912
}
},
"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 traders who need to quickly assess the value of their holdings in different currencies.

{
"success": true,
"query": {
"from": "USD",
"to": "XAU",
"amount": 1000
},
"info": {
"timestamp": 1766967056,
"rate": 0.000482
},
"result": 0.482,
"unit": "troy ounces"
}

Fluctuation Endpoint

The Fluctuation Endpoint provides insights into how currencies fluctuate on a day-to-day basis. By tracking rate fluctuations between two dates, developers can gain a better understanding of market volatility.

{
"success": true,
"fluctuation": true,
"start_date": "2025-12-22",
"end_date": "2025-12-29",
"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 traders who rely on technical analysis to make informed decisions.

{
"success": true,
"timestamp": 1766967056,
"base": "USD",
"date": "2025-12-29",
"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

The Bid and Ask Endpoint provides current bid and ask prices for metals. This feature is crucial for traders who need to understand the market depth and make informed trading decisions.

{
"success": true,
"timestamp": 1766967056,
"base": "USD",
"date": "2025-12-29",
"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"
}

Authentication and API Key

To access the Metals-API, users must obtain an API Key, which is a unique identifier passed into the API base URL's access_key parameter. This key is essential for authentication and ensures that only authorized users can access the data. Developers should keep their API Key secure and avoid exposing it in public repositories.

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 frequently accessed data. Additionally, understanding the rate limits and quota management is crucial to avoid exceeding the allowed number of requests.

Security Best Practices

Security is paramount when dealing with financial data. Developers should implement secure coding practices, such as validating and sanitizing input data to prevent injection attacks. Furthermore, using HTTPS for API calls ensures that data transmitted between the client and server is encrypted.

Conclusion

In conclusion, the Metals-API offers a comprehensive solution for accessing historical prices of Kerala Gold 18k (KERA-18k) and other precious metals. By leveraging its innovative features, developers can create applications that provide valuable insights into market trends and price fluctuations. The API's capabilities, including real-time data access, historical rates, and conversion features, empower users to make informed trading decisions.

For more information on how to get started with the Metals-API, refer to the Metals-API Documentation and explore the Metals-API Supported Symbols for a complete list of available metals. With the right tools and knowledge, developers can harness the power of real-time metals data to enhance their trading strategies and optimize their investment portfolios.