Fetch Terbium (TER) Historical Prices using this API for Portfolio Management

Introduction

In the rapidly evolving landscape of financial technology, the ability to access real-time and historical data is paramount for effective portfolio management. For investors and developers focusing on precious metals, the Metals-API offers a robust solution to fetch historical prices for various metals, including Terbium (TER). This blog post will delve into the capabilities of the Metals-API, exploring how it can be leveraged to manage portfolios effectively while providing insights into the digital transformation within metal markets.

Understanding Terbium (TER) and Its Market Dynamics

Terbium, a rare earth metal, plays a crucial role in various high-tech applications, including electronics, green technologies, and renewable energy solutions. As the demand for advanced materials grows, understanding the historical price trends of Terbium becomes essential for investors looking to capitalize on market fluctuations. The Metals-API provides a comprehensive framework for accessing this data, enabling developers to create applications that can analyze and predict market trends.

Digital Transformation in Metal Markets

The metal markets are undergoing a significant digital transformation, driven by advancements in technology and data analytics. The Metals-API exemplifies this shift by offering developers access to a wide array of endpoints that provide real-time and historical data. This transformation allows for greater transparency, improved decision-making, and enhanced trading strategies.

Technological Innovation and Advancement

Technological innovations in data analytics and smart technology integration have revolutionized how investors approach metal trading. The Metals-API stands at the forefront of this innovation, offering features such as the Latest Rates Endpoint, which provides real-time exchange rates for various metals, updated frequently based on the user's subscription plan. This capability empowers developers to build applications that can react to market changes in real-time, enhancing trading efficiency.

Data Analytics and Insights

Data analytics plays a pivotal role in understanding market dynamics. The Metals-API allows users to access historical rates dating back to 2019 through its Historical Rates Endpoint. This feature enables developers to analyze price trends over time, providing valuable insights into market behavior. For instance, by appending a specific date to the API request, users can retrieve historical prices for Terbium, facilitating informed investment decisions.

Smart Technology Integration

Integrating smart technologies with the Metals-API can lead to the development of sophisticated trading algorithms that utilize machine learning and artificial intelligence. By analyzing historical data and real-time rates, these algorithms can predict future price movements, allowing investors to optimize their portfolios effectively. The Time-Series Endpoint further enhances this capability by enabling users to query daily historical rates between two dates, providing a comprehensive view of price fluctuations.

Future Trends and Possibilities

As the demand for precious metals continues to rise, the future of metal trading will likely be shaped by advancements in technology and data accessibility. The Metals-API is well-positioned to support this evolution, offering features such as the Fluctuation Endpoint, which tracks rate fluctuations between two dates, and the Convert Endpoint, allowing users to convert amounts between different metals and currencies. These capabilities not only enhance trading strategies but also open up new avenues for investment in the metals market.

API Description

The Metals-API is a powerful tool designed for developers seeking to access real-time and historical data on various metals. With its user-friendly interface and comprehensive documentation, the API empowers developers to build next-generation applications that can analyze market trends, perform currency conversions, and retrieve historical data with ease. For more information, visit the Metals-API Website.

Key Features of the Metals-API

The Metals-API offers a plethora of features that cater to the needs of developers and investors alike. Below are some of the key endpoints and their functionalities:

• Latest Rates Endpoint: This endpoint provides real-time exchange rate data for various metals, updated based on the user's subscription plan. For example, users can receive updates every 60 minutes or every 10 minutes, 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 prices for Terbium, allowing for in-depth analysis of price trends.
• Bid and Ask Endpoint: This feature enables users to retrieve real-time bid and ask prices for metals, providing insights into market liquidity and pricing dynamics.
• Convert Endpoint: The API includes a currency conversion feature, allowing users to convert any amount from one metal to another or to/from USD, facilitating seamless transactions.
• Time-Series Endpoint: This endpoint allows users to query the API for daily historical rates between two dates of their choice, providing a comprehensive view of price movements over time.
• Fluctuation Endpoint: Users can track how currencies fluctuate on a day-to-day basis, offering insights into market volatility and trends.
• Carat Endpoint: This feature provides information about gold rates by carat, allowing users to understand the value of gold in different purities.
• Lowest/Highest Price Endpoint: Users can query the API to get the lowest and highest prices for a specific date, aiding in market analysis.
• Open/High/Low/Close (OHLC) Price Endpoint: This endpoint allows users to retrieve the open, high, low, and close prices for a specific date, providing a detailed view of market performance.
• Historical LME Endpoint: Users can access historical rates for LME symbols dating back to 2008, allowing for comprehensive market analysis.
• API Key: Each user is provided with a unique API key that must be included in the API requests to authenticate access.
• API Response: The API delivers exchange rates relative to USD by default, ensuring consistency in data presentation.
• Available Endpoints: The Metals-API offers 14 endpoints, each providing different functionalities tailored to user needs.
• Supported Symbols Endpoint: This endpoint returns all available currencies, ensuring users have access to the latest symbols and their specifications.
• News Endpoint: Users can retrieve the latest news articles related to various metals, keeping them informed about market developments.

API Endpoint Examples and Responses

Understanding how to interact with the Metals-API is crucial for developers. Below are examples of API responses for various endpoints, illustrating the data structure and providing context for implementation.

Latest Rates Endpoint

Get real-time exchange rates for all available metals:

{
"success": true,
"timestamp": 1764327651,
"base": "USD",
"date": "2025-11-28",
"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 provides the latest exchange rates for various metals, with the base currency set to USD. The "rates" object contains the current price for each metal symbol.

Historical Rates Endpoint

Access historical exchange rates for any date since 1999:

{
"success": true,
"timestamp": 1764241251,
"base": "USD",
"date": "2025-11-27",
"rates": {
"XAU": 0.000485,
"XAG": 0.03825,
"XPT": 0.000915,
"XPD": 0.000748
},
"unit": "per troy ounce"
}

This response illustrates how to retrieve historical rates, allowing developers to analyze past price trends for metals like Terbium.

Time-Series Endpoint

Get exchange rates for a specific time period:

{
"success": true,
"timeseries": true,
"start_date": "2025-11-21",
"end_date": "2025-11-28",
"base": "USD",
"rates": {
"2025-11-21": {
"XAU": 0.000485,
"XAG": 0.03825,
"XPT": 0.000915
},
"2025-11-23": {
"XAU": 0.000483,
"XAG": 0.0382,
"XPT": 0.000913
},
"2025-11-28": {
"XAU": 0.000482,
"XAG": 0.03815,
"XPT": 0.000912
}
},
"unit": "per troy ounce"
}

This example demonstrates how to retrieve daily historical rates over a specified period, providing a clear view of price movements.

Convert Endpoint

Convert any amount from one metal to another or to/from USD:

{
"success": true,
"query": {
"from": "USD",
"to": "XAU",
"amount": 1000
},
"info": {
"timestamp": 1764327651,
"rate": 0.000482
},
"result": 0.482,
"unit": "troy ounces"
}

This response illustrates how to convert a specified amount from USD to gold (XAU), showcasing the API's versatility in handling currency conversions.

Fluctuation Endpoint

Track rate fluctuations between two dates:

{
"success": true,
"fluctuation": true,
"start_date": "2025-11-21",
"end_date": "2025-11-28",
"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 example shows how to track fluctuations in metal prices over a specified period, providing insights into market volatility.

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

Get OHLC data for a specific time period:

{
"success": true,
"timestamp": 1764327651,
"base": "USD",
"date": "2025-11-28",
"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"
}

This response provides a detailed view of the open, high, low, and close prices for metals, essential for technical analysis.

Bid/Ask Endpoint

Get current bid and ask prices for metals:

{
"success": true,
"timestamp": 1764327651,
"base": "USD",
"date": "2025-11-28",
"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 example illustrates how to retrieve bid and ask prices, providing insights into market liquidity and pricing dynamics.

Conclusion

The Metals-API is a transformative tool for developers and investors looking to navigate the complexities of the metal markets. By providing access to real-time and historical data, the API empowers users to make informed decisions, optimize their portfolios, and stay ahead of market trends. With features such as the Historical Rates Endpoint, Time-Series Endpoint, and Fluctuation Endpoint, developers can create sophisticated applications that analyze market behavior and predict future movements.

As the demand for precious metals continues to grow, leveraging the capabilities of the Metals-API will be essential for those looking to thrive in this dynamic market. For more information, explore the Metals-API Documentation and discover the full range of supported symbols on the Metals-API Supported Symbols page. Embrace the future of metal trading with the Metals-API and unlock the potential of real-time data in your investment strategies.