Fetch Terbium (TER) Historical Prices for Investment Research using this API

Introduction

In the ever-evolving landscape of investment research, accessing accurate and timely data is paramount. For investors focusing on metals, the ability to fetch historical prices can significantly influence decision-making. This blog post delves into how to fetch historical prices for Terbium (TER) using the Metals-API. We will explore the capabilities of the Metals-API, its innovative features, and how it empowers developers to build next-generation applications that leverage real-time metals data.

Understanding Terbium (TER)

Terbium is a rare earth element that plays a crucial role in various technological applications, particularly in the fields of electronics and renewable energy. As industries increasingly pivot towards digital transformation, the demand for metals like Terbium is expected to rise. This shift is driven by technological innovation, advancements in data analytics, and the integration of smart technologies into manufacturing processes.

Digital Transformation in Metal Markets

The metal markets are undergoing a digital transformation, where traditional trading methods are being replaced by data-driven approaches. This transformation is facilitated by APIs like Metals-API, which provide developers with the tools to access real-time and historical data. By leveraging such APIs, businesses can make informed decisions based on accurate market insights, ultimately enhancing their competitive edge.

Technological Innovation and Advancement

Technological advancements have revolutionized how metals are sourced, traded, and analyzed. The Metals-API exemplifies this innovation by offering a comprehensive suite of endpoints that allow users to access a wealth of information about various metals, including Terbium. This API not only provides current market rates but also historical data, enabling investors to analyze trends and make predictions based on past performance.

Data Analytics and Insights

Data analytics plays a pivotal role in investment research. By utilizing the Metals-API, developers can extract valuable insights from historical price data. This capability allows for the identification of patterns and trends that can inform investment strategies. For instance, analyzing fluctuations in Terbium prices over time can help investors anticipate future movements and adjust their portfolios accordingly.

Smart Technology Integration

Integrating smart technologies into metal trading platforms can enhance user experience and operational efficiency. The Metals-API supports this integration by providing developers with the necessary tools to build applications that can automatically fetch and display real-time data. This capability not only streamlines the trading process but also empowers users to make data-driven decisions quickly.

Future Trends and Possibilities

As the demand for metals like Terbium continues to grow, the future of metal trading will likely be characterized by increased reliance on data analytics and real-time information. The Metals-API positions itself as a key player in this evolving landscape, offering features that cater to the needs of modern investors. By staying ahead of technological trends, developers can create innovative solutions that meet the demands of a rapidly changing market.

Metals-API Overview

The Metals-API is a powerful tool designed for developers seeking to access real-time and historical data on various metals. With a user-friendly interface and comprehensive documentation, the API enables users to retrieve information on metal prices, currency conversions, and much more. The API's capabilities are particularly beneficial for those involved in investment research, as it provides access to critical data that can influence trading decisions.

Key Features of Metals-API

The Metals-API offers a range of features that cater to the diverse needs of developers and investors alike. Here are some of the key features:

• Latest Rates Endpoint: Depending on your subscription plan, this endpoint returns real-time exchange rate data updated every 60 minutes, every 10 minutes, or even more frequently. This feature is essential for investors who need the most current pricing information.
• Historical Rates Endpoint: Access historical rates for most metals dating back to 2019. By appending a specific date to the API request, users can retrieve past pricing data, which is invaluable for trend analysis.
• Bid and Ask Endpoint: This feature allows users to retrieve real-time bid and ask prices for metals, providing insights into market liquidity and pricing dynamics.
• Convert Endpoint: The Metals-API includes a currency conversion endpoint, enabling users to convert amounts from one metal to another or to/from USD. This is particularly useful for investors dealing in multiple currencies.
• Time-Series Endpoint: Users can query the API for daily historical rates between two dates of their choice. This feature is ideal for conducting in-depth analyses over specific time frames.
• Fluctuation Endpoint: This endpoint provides information about how metal prices fluctuate on a day-to-day basis, allowing investors to track market volatility.
• Carat Endpoint: Users can retrieve information about gold rates by carat, which is essential for jewelers and investors in the luxury goods market.
• Lowest/Highest Price Endpoint: This feature allows users to query the API for the lowest and highest prices of metals over a specified period, aiding in investment decision-making.
• Open/High/Low/Close (OHLC) Price Endpoint: Users can obtain open, high, low, and close prices for a specific time period, which is crucial for technical analysis.
• Historical LME Endpoint: Access historical rates for LME symbols dating back to 2008, providing a long-term perspective on metal pricing.
• API Key: Each user is assigned a unique API key that must be included in requests to authenticate access to the API.
• API Response: The API delivers exchange rates relative to USD by default, ensuring consistency in data interpretation.
• Available Endpoints: The Metals-API offers multiple endpoints, each providing different functionalities tailored to user needs.
• Supported Symbols Endpoint: This endpoint returns all available currencies and metals, ensuring users can access the data they need.
• Gold Price India Endpoint: Retrieve the latest gold price in India using this dedicated endpoint, which is particularly useful for investors in the Indian market.
• News Endpoint: Stay updated with the latest news articles related to various metals, helping investors stay informed about market trends.

API Endpoint Examples and Responses

Understanding how to interact with the Metals-API is crucial for developers. Below are examples of various API endpoints, including their responses and explanations of each field.

Latest Rates Endpoint

The Latest Rates Endpoint provides real-time exchange rates for all available metals. Here’s an example response:

{
    "success": true,
    "timestamp": 1752919214,
    "base": "USD",
    "date": "2025-07-19",
    "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"
}

In this response:

• success: Indicates whether the API request was successful.
• timestamp: The time at which the data was retrieved.
• base: The base currency for the exchange rates.
• date: The date for which the rates are applicable.
• rates: An object containing the exchange rates for various metals.
• unit: The unit of measurement for the rates, typically per troy ounce.

Historical Rates Endpoint

The Historical Rates Endpoint allows users to access historical exchange rates for any date since 1999. Here’s an example response:

{
    "success": true,
    "timestamp": 1752832814,
    "base": "USD",
    "date": "2025-07-18",
    "rates": {
        "XAU": 0.000485,
        "XAG": 0.03825,
        "XPT": 0.000915,
        "XPD": 0.000748
    },
    "unit": "per troy ounce"
}

In this response:

• date: The specific date for which the historical rates are provided.
• rates: Contains the historical exchange rates for the specified date.

Time-Series Endpoint

The Time-Series Endpoint allows users to retrieve exchange rates for a specific time period. Here’s an example response:

{
    "success": true,
    "timeseries": true,
    "start_date": "2025-07-12",
    "end_date": "2025-07-19",
    "base": "USD",
    "rates": {
        "2025-07-12": {
            "XAU": 0.000485,
            "XAG": 0.03825,
            "XPT": 0.000915
        },
        "2025-07-14": {
            "XAU": 0.000483,
            "XAG": 0.0382,
            "XPT": 0.000913
        },
        "2025-07-19": {
            "XAU": 0.000482,
            "XAG": 0.03815,
            "XPT": 0.000912
        }
    },
    "unit": "per troy ounce"
}

In this response:

• start_date: The beginning date of the time series.
• end_date: The ending date of the time series.
• rates: An object containing the exchange rates for each date within the specified range.

Convert Endpoint

The Convert Endpoint allows users to convert any amount from one metal to another or to/from USD. Here’s an example response:

{
    "success": true,
    "query": {
        "from": "USD",
        "to": "XAU",
        "amount": 1000
    },
    "info": {
        "timestamp": 1752919214,
        "rate": 0.000482
    },
    "result": 0.482,
    "unit": "troy ounces"
}

In this response:

• query: Contains the parameters of the conversion request.
• info: Provides additional information about the conversion, including the exchange rate used.
• result: The converted amount based on the specified parameters.

Fluctuation Endpoint

The Fluctuation Endpoint tracks rate fluctuations between two dates. Here’s an example response:

{
    "success": true,
    "fluctuation": true,
    "start_date": "2025-07-12",
    "end_date": "2025-07-19",
    "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"
}

In this response:

• fluctuation: Indicates whether the fluctuation data is available.
• rates: Contains the fluctuation details for each metal, including start and end rates, change in value, and percentage change.

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

The OHLC Price Endpoint provides open, high, low, and close prices for a specific time period. Here’s an example response:

{
    "success": true,
    "timestamp": 1752919214,
    "base": "USD",
    "date": "2025-07-19",
    "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"
}

In this response:

• rates: Contains the OHLC data for each metal, which is essential for traders conducting technical analysis.

Bid/Ask Endpoint

The Bid/Ask Endpoint provides current bid and ask prices for metals. Here’s an example response:

{
    "success": true,
    "timestamp": 1752919214,
    "base": "USD",
    "date": "2025-07-19",
    "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"
}

In this response:

• rates: Contains the bid and ask prices for each metal, along with the spread, which is crucial for understanding market dynamics.

Conclusion

In conclusion, the Metals-API is a powerful resource for developers and investors looking to access historical prices for metals like Terbium (TER). With its comprehensive suite of endpoints, the API provides real-time and historical data that can significantly enhance investment research. By leveraging the capabilities of the Metals-API, developers can create innovative applications that empower users to make informed decisions based on accurate market insights. As the demand for metals continues to grow, utilizing such advanced tools will be essential for staying competitive in the evolving landscape of investment research.

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. Visit the Metals-API Website to learn more about its features and capabilities.