Access Romanian Leu (RON) Historical Prices through this API

In today's fast-paced financial landscape, access to real-time and historical data is crucial for developers and businesses alike. The Metals-API offers a powerful solution for retrieving historical prices of various metals, including the Romanian Leu (RON). This blog post will explore the capabilities of the Metals-API, focusing on how developers can leverage its features to access historical prices and gain valuable insights into market trends.

Metals-API Information

The Metals-API is a comprehensive JSON API that provides real-time and historical data for various metals and currencies. It is designed for developers who need reliable and accurate data to build next-generation applications. With its user-friendly interface and extensive documentation, the Metals-API empowers developers to integrate metal price data seamlessly into their applications.

About Nickel (NI)

Nickel, represented by the symbol NI, is a key metal in various industries, including electronics, automotive, and construction. As the world moves towards digital transformation, the metal markets are also evolving. Technological innovations are reshaping how we access and analyze metal prices, and the Metals-API is at the forefront of this transformation.

Data analytics and insights play a crucial role in understanding market trends. By utilizing the Metals-API, developers can access real-time data and historical prices, enabling them to make informed decisions. The integration of smart technology into metal markets allows for more efficient trading and investment strategies.

Looking ahead, the future of metal markets is promising. With advancements in technology, we can expect more sophisticated tools for data analysis and visualization. The Metals-API is designed to adapt to these changes, providing developers with the resources they need to stay ahead in a competitive landscape.

API Description

The Metals-API is a robust tool that allows developers to access a wide range of features related to metal prices and currency conversion. Its capabilities include retrieving the latest rates, historical rates, bid and ask prices, and much more. The API is designed with innovation in mind, enabling developers to create applications that can respond to market changes in real-time.

One of the standout features of the Metals-API is its ability to provide historical rates dating back to 2019. This is particularly useful for developers looking to analyze trends over time. By appending a specific date to the API request, users can retrieve historical data for any metal, including the Romanian Leu (RON).

For more detailed information, developers can refer to the Metals-API Documentation, which outlines the various endpoints and their functionalities.

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: This endpoint provides real-time exchange rate data, updated based on the user's subscription plan. Developers can access the latest rates for metals and currencies, ensuring they have the most current information at their fingertips.
Historical Rates Endpoint: Users can access historical rates for most currencies dating back to 2019. By appending a specific date to the API request, developers can retrieve historical data for analysis and reporting.
Bid And Ask Endpoint: This feature allows developers to retrieve real-time bid and ask prices for various metals, providing insights into market conditions and trading opportunities.
Convert Endpoint: The Metals-API includes a currency conversion endpoint, enabling users to convert amounts from one currency to another seamlessly. This is particularly useful for businesses operating in multiple currencies.
Time-Series Endpoint: Developers can query the API for daily historical rates between two dates of their choice, allowing for in-depth analysis of price movements over time.
Fluctuation Endpoint: This endpoint provides information about how currencies fluctuate on a day-to-day basis, helping developers understand market volatility.
Carat Endpoint: Users can retrieve information about gold rates by carat, which is essential for businesses dealing in precious metals.
Lowest/Highest Price Endpoint: This feature allows developers to query the API to get the lowest and highest prices for a specific date, providing insights into market extremes.
Open/High/Low/Close (OHLC) Price Endpoint: Developers can access OHLC data for a specific time period, which is crucial for technical analysis and trading strategies.
Historical LME Endpoint: This endpoint provides access to historical rates for LME symbols, dating back to 2008, allowing for comprehensive market analysis.
API Key: Each user is assigned a unique API key, which is required to access the API's features securely.
API Response: The Metals-API delivers exchange rates relative to USD, ensuring consistency and reliability in the data provided.
Available Endpoints: The API comes with 14 endpoints, each offering different functionalities to cater to various user needs.
Supported Symbols Endpoint: This endpoint returns all available currencies, allowing developers to stay updated on the symbols they can use.
News Endpoint: Users can retrieve the latest news articles related to various metals, keeping them informed about market developments.

For a complete list of supported symbols, developers can refer to the Metals-API Supported Symbols page.

API Endpoint Examples and Responses

Understanding how to interact with the Metals-API is crucial for developers. Below are examples of various API endpoints and their corresponding responses:

Latest Rates Endpoint

{
"success": true,
"timestamp": 1772928873,
"base": "USD",
"date": "2026-03-08",
"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"
}

This response indicates that the API successfully retrieved the latest rates for various metals, with the base currency being USD.

Historical Rates Endpoint

{
"success": true,
"timestamp": 1772842473,
"base": "USD",
"date": "2026-03-07",
"rates": {
"XAU": 0.000485,
"XAG": 0.03825,
"XPT": 0.000915,
"XPD": 0.000748
},
"unit": "per troy ounce"
}

This example shows how to access historical rates for a specific date, allowing developers to analyze past market conditions.

Time-series Endpoint

{
"success": true,
"timeseries": true,
"start_date": "2026-03-01",
"end_date": "2026-03-08",
"base": "USD",
"rates": {
"2026-03-01": {
"XAU": 0.000485,
"XAG": 0.03825,
"XPT": 0.000915
},
"2026-03-03": {
"XAU": 0.000483,
"XAG": 0.0382,
"XPT": 0.000913
},
"2026-03-08": {
"XAU": 0.000482,
"XAG": 0.03815,
"XPT": 0.000912
}
},
"unit": "per troy ounce"
}

This response provides daily historical rates between two specified dates, enabling developers to visualize trends over time.

Convert Endpoint

{
"success": true,
"query": {
"from": "USD",
"to": "XAU",
"amount": 1000
},
"info": {
"timestamp": 1772928873,
"rate": 0.000482
},
"result": 0.482,
"unit": "troy ounces"
}

The Convert Endpoint allows users to convert amounts between different metals or currencies, providing flexibility for various applications.

Fluctuation Endpoint

{
"success": true,
"fluctuation": true,
"start_date": "2026-03-01",
"end_date": "2026-03-08",
"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 endpoint tracks rate fluctuations between two dates, providing insights into market volatility and trends.

OHLC (Open/High/Low/Close) Price Endpoint

{
"success": true,
"timestamp": 1772928873,
"base": "USD",
"date": "2026-03-08",
"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 endpoint provides essential data for traders and analysts, allowing them to assess market performance over a specific period.

Bid/Ask Endpoint

{
"success": true,
"timestamp": 1772928873,
"base": "USD",
"date": "2026-03-08",
"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 endpoint provides current bid and ask prices, which are essential for traders looking to make informed decisions in real-time.

Conclusion

The Metals-API is a powerful tool for developers seeking to access historical prices and real-time data for various metals, including the Romanian Leu (RON). With its extensive features and capabilities, the API empowers developers to build innovative applications that can respond to market changes effectively.

By leveraging the various endpoints, developers can gain insights into market trends, analyze historical data, and make informed decisions. The comprehensive documentation available at the Metals-API Documentation ensures that developers have the resources they need to implement these features successfully.

As the metal markets continue to evolve, the Metals-API will remain a vital resource for developers looking to stay ahead of the curve. For a complete list of supported symbols, visit the Metals-API Supported Symbols page. To explore the API further, check out the Metals-API Website.

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Access Romanian Leu (RON) Historical Prices through this API