Get Terbium (TER) Historical Prices with Metals-API in 2025

Metals-API, a comprehensive API that provides real-time and historical data on various metals. This blog post will delve into the capabilities of the Metals-API, focusing on how to retrieve historical prices for Terbium and other metals, while exploring the transformative potential of real-time metals data.

Understanding Terbium (TER) and Its Market Dynamics

The Role of Digital Transformation in Metal Markets

Technological Innovation and Advancement

Data Analytics and Insights

Smart Technology Integration

Future Trends and Possibilities

Metals-API: A Comprehensive Overview

API Description

Metals-API Documentation.

Key Features and Endpoints

• Latest Rates Endpoint: This endpoint provides real-time exchange rate data, updated based on your subscription plan. Developers can access the latest rates for metals like Terbium, ensuring they have the most current information at their fingertips.
• Historical Rates Endpoint: Users can retrieve historical rates for most metals dating back to 2019. By appending a specific date to the API call, developers can access past prices, which is essential for trend analysis.
• Bid and Ask Endpoint: This feature allows users to obtain real-time bid and ask prices for metals, providing insights into market liquidity and pricing dynamics.
• Convert Endpoint: The conversion endpoint enables users to convert amounts between different metals or to/from USD, facilitating seamless transactions and calculations.
• Time-Series Endpoint: This endpoint allows querying for daily historical rates between two specified dates, making it easier to analyze trends over specific periods.
• Fluctuation Endpoint: Users can track how prices fluctuate between two dates, providing insights into market volatility.
• Carat Endpoint: This feature allows users to retrieve gold rates by carat, catering to specific market needs.
• Lowest/Highest Price Endpoint: This endpoint enables users to query for the lowest and highest prices within a specified timeframe, aiding in market analysis.
• Open/High/Low/Close (OHLC) Price Endpoint: Users can access OHLC data for specific periods, which is crucial for technical analysis.
• Historical LME Endpoint: This endpoint provides access to historical rates for LME symbols dating back to 2008, offering a wealth of data for analysis.
• API Key: Each user is assigned a unique API key, which must be included in API requests to authenticate access.
• API Response: The API delivers exchange rates relative to USD, ensuring consistency in data interpretation.
• Available Endpoints: The API features multiple endpoints, each designed for specific functionalities, allowing developers to tailor their data retrieval strategies.
• Supported Symbols Endpoint: This endpoint provides a constantly updated list of all available currencies and metals, ensuring users have access to the latest information.
• Gold Price India Endpoint: Users can retrieve the latest gold prices in India, catering to regional market needs.
• News Endpoint: This feature allows users to access the latest news articles related to various metals, keeping them informed about market developments.

Example API Responses

Latest Rates Endpoint

{
    "success": true,
    "timestamp": 1743130906,
    "base": "USD",
    "date": "2025-03-28",
    "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"
}

Historical Rates Endpoint

{
    "success": true,
    "timestamp": 1743044506,
    "base": "USD",
    "date": "2025-03-27",
    "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": "2025-03-21",
    "end_date": "2025-03-28",
    "base": "USD",
    "rates": {
        "2025-03-21": {
            "XAU": 0.000485,
            "XAG": 0.03825,
            "XPT": 0.000915
        },
        "2025-03-23": {
            "XAU": 0.000483,
            "XAG": 0.0382,
            "XPT": 0.000913
        },
        "2025-03-28": {
            "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": 1743130906,
        "rate": 0.000482
    },
    "result": 0.482,
    "unit": "troy ounces"
}

Fluctuation Endpoint

{
    "success": true,
    "fluctuation": true,
    "start_date": "2025-03-21",
    "end_date": "2025-03-28",
    "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"
}

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

{
    "success": true,
    "timestamp": 1743130906,
    "base": "USD",
    "date": "2025-03-28",
    "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"
}

Bid/Ask Endpoint

{
    "success": true,
    "timestamp": 1743130906,
    "base": "USD",
    "date": "2025-03-28",
    "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"
}

Common Developer Questions

How do I authenticate my API requests?

What are the rate limits for API requests?

How can I handle errors in API responses?

What are the best practices for optimizing API performance?

Conclusion

Metals-API Documentation and the Metals-API Supported Symbols page to discover the full range of capabilities available. As the metal markets continue to evolve, the Metals-API stands at the forefront, empowering developers to harness the power of data in their applications.