Get Romanian Leu (RON) exchange rates using this API

In the world of finance and trading, having access to real-time data is crucial for making informed decisions. For those interested in the Romanian Leu (RON) exchange rates, the Metals-API provides a powerful solution. This API not only offers exchange rates for various metals but also allows developers to integrate these rates into their applications seamlessly. In this blog post, we will explore the capabilities of the Metals-API, focusing on its features, endpoints, and how it can be utilized to access exchange rates for the Romanian Leu.

Understanding the Romanian Leu (RON) and Its Markets

The Romanian Leu (RON) is the official currency of Romania, and its exchange rates can be influenced by various factors including economic indicators, market sentiment, and geopolitical events. Understanding these dynamics is essential for traders and developers who wish to incorporate RON exchange rates into their applications. The Metals-API provides a comprehensive set of tools to access this data in real-time, enabling users to stay updated with the latest market trends.

About Nickel (NI)

Nickel (NI) is a key metal in various industries, particularly in the production of stainless steel and batteries. As the world moves towards digital transformation, the metal markets are also evolving. The integration of smart technology and data analytics is reshaping how traders and developers interact with metal prices. The Metals-API plays a pivotal role in this transformation by providing real-time data that can be harnessed for advanced analytics and insights.

Technological innovation in the metal markets has led to the development of sophisticated trading platforms that utilize real-time data to inform decision-making. By leveraging the capabilities of the Metals-API, developers can create applications that not only track current prices but also analyze historical trends, making it easier to predict future movements in the market.

API Description

The Metals-API is designed to empower developers with real-time metals data, allowing for the creation of next-generation applications. With a focus on innovation and technological advancement, this API provides a range of features that cater to various use cases. From accessing the latest exchange rates to analyzing historical data, the Metals-API is a comprehensive solution for anyone looking to work with metal prices.

Key Features and Endpoints

The Metals-API offers a variety of endpoints that provide different functionalities. Depending on your subscription plan, you can access real-time exchange rate data updated every 60 minutes, every 10 minutes, or even more frequently. The Latest Rates Endpoint allows you to retrieve the most current exchange rates for metals, including the Romanian Leu (RON).

For those interested in historical data, the Historical Rates Endpoint provides access to exchange rates dating back to 2019. By appending a specific date to your query, you can retrieve past rates, which is invaluable for trend analysis and forecasting.

The Bid and Ask Endpoint is another powerful feature that enables users to retrieve real-time bid and ask prices for metals. This is particularly useful for traders who need to make quick decisions based on market fluctuations.

Additionally, the Convert Endpoint allows users to convert any amount from one currency to another, making it easy to calculate the value of metals in RON or any other currency. This endpoint is essential for applications that require currency conversion functionalities.

The Time-Series Endpoint allows users to query the API for daily historical rates between two dates of their choice. This feature is particularly useful for analyzing trends over specific periods, enabling developers to build applications that provide insights into price movements.

Another important feature is the Fluctuation Endpoint, which provides information about how currencies fluctuate on a day-to-day basis. This can help traders understand market volatility and make informed decisions.

The Carat Endpoint allows users to retrieve information about gold rates by carat, which is essential for jewelers and those in the luxury goods market. The Lowest/Highest Price Endpoint enables users to query the API for the lowest and highest prices over a specified period, providing insights into market extremes.

For those interested in open, high, low, and close (OHLC) prices, the Open/High/Low/Close (OHLC) Price Endpoint provides this data for specific time periods, allowing for detailed market analysis.

The Historical LME Endpoint provides access to historical rates for LME symbols dating back to 2008, which is crucial for those needing long-term data for analysis.

API Key and Response Structure

Your API Key is a unique identifier that is passed into the API base URL's access_key parameter. This key is essential for authenticating your requests and ensuring secure access to the API's features. The API responses are delivered in JSON format, with exchange rates typically relative to USD. Each response includes a success status, a timestamp, the base currency, and the rates for various metals.

Example API Responses

Latest Rates Endpoint

{
"success": true,
"timestamp": 1771459794,
"base": "USD",
"date": "2026-02-19",
"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

{
"success": true,
"timestamp": 1771373394,
"base": "USD",
"date": "2026-02-18",
"rates": {
"XAU": 0.000485,
"XAG": 0.03825,
"XPT": 0.000915,
"XPD": 0.000748
},
"unit": "per troy ounce"
}

Time-series Endpoint

{
"success": true,
"timeseries": true,
"start_date": "2026-02-12",
"end_date": "2026-02-19",
"base": "USD",
"rates": {
"2026-02-12": {
"XAU": 0.000485,
"XAG": 0.03825,
"XPT": 0.000915
},
"2026-02-14": {
"XAU": 0.000483,
"XAG": 0.0382,
"XPT": 0.000913
},
"2026-02-19": {
"XAU": 0.000482,
"XAG": 0.03815,
"XPT": 0.000912
}
},
"unit": "per troy ounce"
}

Convert Endpoint

{
"success": true,
"query": {
"from": "USD",
"to": "XAU",
"amount": 1000
},
"info": {
"timestamp": 1771459794,
"rate": 0.000482
},
"result": 0.482,
"unit": "troy ounces"
}

Fluctuation Endpoint

{
"success": true,
"fluctuation": true,
"start_date": "2026-02-12",
"end_date": "2026-02-19",
"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"
}

OHLC (Open/High/Low/Close) Endpoint

{
"success": true,
"timestamp": 1771459794,
"base": "USD",
"date": "2026-02-19",
"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

{
"success": true,
"timestamp": 1771459794,
"base": "USD",
"date": "2026-02-19",
"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"
}

Conclusion

The Metals-API is an invaluable resource for developers looking to access real-time exchange rates for metals, including the Romanian Leu (RON). With its comprehensive set of features and endpoints, this API empowers users to build applications that can analyze market trends, perform currency conversions, and track historical data. By leveraging the capabilities of the Metals-API, developers can create innovative solutions that enhance trading strategies and provide deeper insights into the metal markets.

For more information on how to get started with the Metals-API, visit the Metals-API Documentation and explore the Metals-API Supported Symbols for a complete list of available currencies. With the right tools and data at your fingertips, the possibilities for developing cutting-edge applications are endless.