Get Lucknow Gold 18k (LUCK-18k) prices in JSON format using this API

Introduction

In the ever-evolving landscape of precious metals trading, the demand for accurate and real-time data has never been more critical. For developers and traders alike, having access to reliable gold prices, particularly for 18k gold (LUCK-18k), is essential for making informed decisions. The Metals-API provides a robust solution for retrieving gold prices in JSON format, enabling seamless integration into applications and trading platforms. This blog post delves into the intricacies of gold markets, the transformative capabilities of the Metals-API, and how developers can leverage its features to enhance their applications.

About Gold (XAU)

Gold, represented by the symbol XAU, has long been a cornerstone of financial markets and a symbol of wealth and stability. As a precious metal, gold is not only a popular investment vehicle but also a critical component in various industries, including jewelry, electronics, and aerospace. The digital transformation in precious metals trading has opened new avenues for data analytics and market insights, allowing traders to make data-driven decisions.

With the integration of technology in trading, the price discovery process has become more efficient. Innovations such as real-time data feeds and digital asset solutions have empowered traders to react swiftly to market changes. The Metals-API stands at the forefront of this transformation, providing developers with the tools necessary to access and analyze gold prices effectively.

API Description

The Metals-API is a powerful tool designed to provide real-time and historical data for precious metals, including gold. It empowers developers to build next-generation applications that require accurate and timely metals data. The API supports various endpoints, each tailored to meet specific data retrieval needs, from the latest rates to historical trends.

For comprehensive documentation on how to utilize the API, developers can refer to the Metals-API Documentation. This resource provides detailed instructions on how to implement the API effectively, including examples and best practices.

Key Features and Endpoints

The Metals-API offers a wide array of features that cater to the diverse needs of developers and traders. Below, we explore some of the key endpoints and their functionalities:

Latest Rates Endpoint

The Latest Rates Endpoint provides real-time exchange rate data for various metals, including gold. Depending on the subscription plan, this endpoint updates every 60 minutes, every 10 minutes, or even more frequently. This feature is invaluable for traders who need to stay informed about the latest market movements.

{
"success": true,
"timestamp": 1782346108,
"base": "USD",
"date": "2026-06-25",
"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 exchange rates is crucial for analyzing market trends over time. The Historical Rates Endpoint allows users to retrieve data dating back to 2019. By appending a specific date in the format YYYY-MM-DD, developers can query the API for past rates, enabling comprehensive market analysis.

{
"success": true,
"timestamp": 1782259708,
"base": "USD",
"date": "2026-06-24",
"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 is a powerful feature that provides real-time bid and ask prices for metals. This information is essential for traders looking to execute buy or sell orders at the most favorable prices. Depending on the subscription plan, this endpoint can deliver timely data that reflects current market conditions.

{
"success": true,
"timestamp": 1782346108,
"base": "USD",
"date": "2026-06-25",
"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 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": 1782346108,
"rate": 0.000482
},
"result": 0.482,
"unit": "troy ounces"
}

Time-Series Endpoint

The Time-Series Endpoint enables users to query the API for daily historical rates between two specified dates. This feature is invaluable for traders looking to analyze price movements over a defined period, allowing for better forecasting and decision-making.

{
"success": true,
"timeseries": true,
"start_date": "2026-06-18",
"end_date": "2026-06-25",
"base": "USD",
"rates": {
"2026-06-18": {
"XAU": 0.000485,
"XAG": 0.03825,
"XPT": 0.000915
},
"2026-06-20": {
"XAU": 0.000483,
"XAG": 0.0382,
"XPT": 0.000913
},
"2026-06-25": {
"XAU": 0.000482,
"XAG": 0.03815,
"XPT": 0.000912
}
},
"unit": "per troy ounce"
}

Fluctuation Endpoint

The Fluctuation Endpoint allows users to track rate fluctuations between two dates. This feature provides insights into market volatility, helping traders to make informed decisions based on historical performance.

{
"success": true,
"fluctuation": true,
"start_date": "2026-06-18",
"end_date": "2026-06-25",
"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 provides detailed price information for a specific time period, including the open, high, low, and close prices. This data is crucial for traders who rely on technical analysis to inform their trading strategies.

{
"success": true,
"timestamp": 1782346108,
"base": "USD",
"date": "2026-06-25",
"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"
}

Lowest/Highest Price Endpoint

The Lowest/Highest Price Endpoint allows users to query the API for the lowest and highest prices of metals on a specific date. This feature is particularly useful for traders looking to identify price extremes and make strategic trading decisions.

{
"success": true,
"timestamp": 1782346108,
"base": "USD",
"date": "2026-06-25",
"rates": {
"XAU": {
"lowest": 0.000481,
"highest": 0.000487
},
"XAG": {
"lowest": 0.0381,
"highest": 0.0383
},
"XPT": {
"lowest": 0.00091,
"highest": 0.000918
}
},
"unit": "per troy ounce"
}

Authentication and API Key

To access the Metals-API, developers 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 authenticating requests and ensuring secure access to the API's features.

API Response Structure

The API delivers exchange rates relative to USD by default. Each response includes a success flag, a timestamp, the base currency, and the rates for various metals. Understanding the structure of the API response is crucial for developers to effectively parse and utilize the data in their applications.

Common Use Cases and Integration Strategies

Developers can leverage the Metals-API in various applications, from trading platforms to financial analysis tools. Here are some common use cases:

• Trading Platforms: Integrate real-time gold prices into trading platforms to enable users to make informed decisions based on the latest market data.
• Financial Analysis Tools: Use historical rates to analyze market trends and provide insights into price movements over time.
• Portfolio Management: Implement the Convert Endpoint to help users assess the value of their metal holdings in different currencies.

Conclusion

The Metals-API is a powerful resource for developers looking to access real-time and historical data for precious metals, particularly gold. With its extensive features and capabilities, the API empowers users to build innovative applications that enhance trading and investment strategies. By leveraging endpoints such as the Latest Rates, Historical Rates, and Bid and Ask, developers can create tools that provide valuable insights into the gold market.

For more information on how to implement the Metals-API in your projects, refer to the Metals-API Documentation and explore the Metals-API Supported Symbols for a comprehensive list of available metals. Embrace the power of real-time data and transform your approach to precious metals trading today!