Query Terbium (TER) Historical Prices using this API

In the ever-evolving landscape of financial technology, the demand for accurate and real-time data is paramount, especially in the metals market. Querying historical prices for metals such as Terbium (TER) can be seamlessly achieved using the Metals-API. This powerful API provides developers with the tools necessary to access a wealth of information, enabling them to build applications that can analyze trends, forecast prices, and make informed decisions based on historical data.

Understanding Terbium (TER) and Its Market Dynamics

Terbium, a rare earth element, plays a crucial role in various high-tech applications, including electronics, renewable energy technologies, and advanced materials. As industries increasingly rely on Terbium for its unique properties, understanding its market dynamics becomes essential. The digital transformation in metal markets has led to a surge in technological innovations that facilitate better data analytics and insights. With the integration of smart technologies, stakeholders can now access real-time data, enabling them to respond swiftly to market fluctuations.

Digital Transformation in Metal Markets

The metals market is undergoing a significant digital transformation. Traditional methods of tracking prices and trends are being replaced by advanced data analytics tools that provide real-time insights. This shift is driven by the need for transparency and accuracy in pricing, which is where the Metals-API shines. By leveraging this API, developers can create applications that not only track current prices but also analyze historical trends, providing a comprehensive view of the market.

Technological Innovation and Advancement

Technological advancements have revolutionized how we interact with metal markets. The Metals-API offers a suite of endpoints that allow users to access a variety of data points, including the latest rates, historical prices, and fluctuations over time. These capabilities empower developers to build applications that can predict future trends based on historical data, thus enhancing decision-making processes.

Data Analytics and Insights

Data analytics is at the core of modern financial applications. The Metals-API provides developers with access to historical rates dating back to 2019, enabling them to analyze price movements over time. For instance, by querying the historical rates endpoint, developers can retrieve data for specific dates, allowing them to identify patterns and make informed predictions about future price movements.

Smart Technology Integration

Integrating smart technologies into metal trading applications can significantly enhance user experience and operational efficiency. The Metals-API supports various endpoints that facilitate seamless integration with existing systems. For example, the convert endpoint allows users to convert amounts between different metals and currencies, making it easier for businesses to manage their assets across various markets.

Future Trends and Possibilities

As the demand for metals like Terbium continues to grow, the future of metal trading will likely be shaped by advancements in technology and data analytics. The Metals-API positions itself as a leader in this space, providing developers with the tools they need to create innovative applications that can adapt to changing market conditions. By harnessing the power of real-time data, businesses can stay ahead of the curve and capitalize on emerging opportunities.

Exploring the Metals-API Capabilities

The Metals-API is designed to empower developers with a robust set of features that facilitate the retrieval and analysis of metal prices. Below, we delve into the key features and endpoints that make this API a valuable resource for anyone looking to query historical prices for metals like Terbium.

Latest Rates Endpoint

The latest rates endpoint provides real-time exchange rate data for various metals, updated according to your subscription plan. Depending on the plan, updates can occur every 60 minutes or even more frequently. This endpoint is essential for applications that require up-to-the-minute pricing information.

{
    "success": true,
    "timestamp": 1758164482,
    "base": "USD",
    "date": "2025-09-18",
    "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 rates is crucial for analyzing market trends. The historical rates endpoint allows users to query data for specific dates, providing insights into how prices have changed over time. This feature is particularly useful for developers looking to build applications that require historical data for analysis or reporting.

{
    "success": true,
    "timestamp": 1758078082,
    "base": "USD",
    "date": "2025-09-17",
    "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 enables developers to retrieve real-time bid and ask prices for metals. This information is vital for traders who need to make quick decisions based on the current market conditions. Understanding the spread between bid and ask prices can also provide insights into market liquidity.

{
    "success": true,
    "timestamp": 1758164482,
    "base": "USD",
    "date": "2025-09-18",
    "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 businesses that deal with multiple currencies and need to manage their assets efficiently.

{
    "success": true,
    "query": {
        "from": "USD",
        "to": "XAU",
        "amount": 1000
    },
    "info": {
        "timestamp": 1758164482,
        "rate": 0.000482
    },
    "result": 0.482,
    "unit": "troy ounces"
}

Time-Series Endpoint

The time-series endpoint allows users to query the API for daily historical rates between two dates of their choice. This feature is invaluable for developers looking to analyze trends over specific periods, providing a comprehensive view of how prices have fluctuated over time.

{
    "success": true,
    "timeseries": true,
    "start_date": "2025-09-11",
    "end_date": "2025-09-18",
    "base": "USD",
    "rates": {
        "2025-09-11": {
            "XAU": 0.000485,
            "XAG": 0.03825,
            "XPT": 0.000915
        },
        "2025-09-13": {
            "XAU": 0.000483,
            "XAG": 0.0382,
            "XPT": 0.000913
        },
        "2025-09-18": {
            "XAU": 0.000482,
            "XAG": 0.03815,
            "XPT": 0.000912
        }
    },
    "unit": "per troy ounce"
}

Fluctuation Endpoint

The fluctuation endpoint provides information about how metal prices fluctuate on a day-to-day basis. This feature is essential for traders who need to understand market volatility and make informed decisions based on price changes.

{
    "success": true,
    "fluctuation": true,
    "start_date": "2025-09-11",
    "end_date": "2025-09-18",
    "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 endpoint allows users to retrieve the open, high, low, and close prices for a specific time period. This data is crucial for traders who analyze price movements and trends to make informed trading decisions.

{
    "success": true,
    "timestamp": 1758164482,
    "base": "USD",
    "date": "2025-09-18",
    "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"
}

Historical LME Endpoint

The historical LME endpoint provides access to historical rates for LME symbols dating back to 2008. This feature is particularly useful for developers looking to analyze long-term trends in metal prices.

API Key and Authentication

To access the Metals-API, users must obtain an API key, which is passed into the API base URL's access_key parameter. This key ensures that only authorized users can access the data, providing a layer of security for sensitive financial information.

API Response Structure

The API responses are structured to provide clear and concise information. By default, exchange rates are relative to USD, and all data is returned in a JSON format. Understanding the structure of these responses is crucial for developers to effectively parse and utilize the data in their applications.

Performance Optimization and Best Practices

When integrating the Metals-API into applications, developers should consider performance optimization strategies. This includes implementing caching mechanisms to reduce the number of API calls, especially for frequently accessed data. Additionally, understanding rate limits and quota management is essential to ensure smooth operation without exceeding usage limits.

Conclusion

In conclusion, the Metals-API offers a comprehensive suite of features that empower developers to access and analyze historical prices for metals like Terbium (TER). By leveraging the capabilities of this API, businesses can gain valuable insights into market trends, optimize their trading strategies, and make informed decisions based on real-time data. As the metals market continues to evolve, the integration of advanced technologies and data analytics will play a crucial role in shaping the future of trading. For more information on how to get started, refer to the Metals-API Documentation and explore the Metals-API Supported Symbols for a complete list of available metals.