Simple Steps to Get Terbium (TER) Historical Prices using this API

In the ever-evolving landscape of financial markets, the demand for accurate and real-time data has never been higher. For developers and analysts working with metals, accessing historical prices is crucial for making informed decisions. One of the most powerful tools available for this purpose is the Metals-API, which provides a comprehensive suite of features for retrieving historical prices of various metals, including Terbium (TER). In this blog post, we will explore how to effectively utilize the Metals-API to obtain historical prices, focusing on its capabilities, endpoints, and practical applications.

Understanding Metals-API

The Metals-API is a robust JSON API that offers real-time and historical data for various metals. It is designed to empower developers to create next-generation applications that require accurate metal pricing data. With a focus on technological innovation and data analytics, the Metals-API provides a seamless integration experience for developers looking to enhance their applications with real-time metals data.

About Terbium (TER)

Terbium is a rare earth metal that has gained attention due to its applications in various high-tech industries, including electronics and renewable energy. As the demand for Terbium continues to grow, understanding its historical price trends becomes essential for investors and developers alike. The Metals-API allows users to access historical prices for Terbium, enabling them to analyze market trends and make informed decisions.

API Capabilities

The Metals-API offers a wide range of features that cater to the needs of developers and analysts. Here are some of the key capabilities:

• Real-time Data Access: The API provides real-time exchange rate data, ensuring that users have the most up-to-date information at their fingertips.
• Historical Data Retrieval: Users can access historical rates dating back to 2019, allowing for in-depth analysis of price trends over time.
• Comprehensive Endpoints: The API includes multiple endpoints, each designed to provide specific functionalities, such as converting currencies, tracking fluctuations, and retrieving bid and ask prices.

Key Features and Endpoints

The Metals-API is equipped with several endpoints that facilitate various functionalities. Here’s a closer look at some of the most important ones:

Latest Rates Endpoint

The Latest Rates endpoint provides real-time exchange rate data for all available metals. Depending on your subscription plan, this endpoint can return data updated every 60 minutes or even more frequently. This feature is particularly useful for developers who need to display current prices in their applications.

{
"success": true,
"timestamp": 1768263739,
"base": "USD",
"date": "2026-01-13",
"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 essential for analyzing market trends. The Historical Rates endpoint allows users to query historical prices for any date since 1999. This feature is invaluable for conducting thorough market analyses and understanding price movements over time.

{
"success": true,
"timestamp": 1768177339,
"base": "USD",
"date": "2026-01-12",
"rates": {
"XAU": 0.000485,
"XAG": 0.03825,
"XPT": 0.000915,
"XPD": 0.000748
},
"unit": "per troy ounce"
}

Time-Series Endpoint

The Time-Series endpoint allows users to retrieve exchange rates for a specific time period. This is particularly useful for developers looking to visualize price trends over time, as it provides daily historical rates between two selected dates.

{
"success": true,
"timeseries": true,
"start_date": "2026-01-06",
"end_date": "2026-01-13",
"base": "USD",
"rates": {
"2026-01-06": {
"XAU": 0.000485,
"XAG": 0.03825,
"XPT": 0.000915
},
"2026-01-08": {
"XAU": 0.000483,
"XAG": 0.0382,
"XPT": 0.000913
},
"2026-01-13": {
"XAU": 0.000482,
"XAG": 0.03815,
"XPT": 0.000912
}
},
"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 applications that require currency conversion for pricing or trading purposes.

{
"success": true,
"query": {
"from": "USD",
"to": "XAU",
"amount": 1000
},
"info": {
"timestamp": 1768263739,
"rate": 0.000482
},
"result": 0.482,
"unit": "troy ounces"
}

Fluctuation Endpoint

The Fluctuation endpoint provides insights into how prices fluctuate between two dates. This is essential for understanding market volatility and making informed trading decisions.

{
"success": true,
"fluctuation": true,
"start_date": "2026-01-06",
"end_date": "2026-01-13",
"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 provides detailed price information for a specific time period, including the opening, highest, lowest, and closing prices. This data is crucial for traders who rely on candlestick charts for technical analysis.

{
"success": true,
"timestamp": 1768263739,
"base": "USD",
"date": "2026-01-13",
"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

The Bid/Ask endpoint provides current bid and ask prices for metals, which is essential for traders looking to execute orders at the best possible prices.

{
"success": true,
"timestamp": 1768263739,
"base": "USD",
"date": "2026-01-13",
"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"
}

Authentication and API Key

To access the Metals-API, users must obtain an API key, which is a unique identifier that must be included in each API request. This key is passed into the API base URL's access_key parameter. Proper management of the API key is crucial for maintaining security and ensuring that access is granted only to authorized users.

Performance Optimization and Best Practices

When working with the Metals-API, developers should consider several best practices to optimize performance:

• Rate Limiting: Be mindful of the API's rate limits to avoid exceeding your quota. Implementing caching strategies can help reduce the number of requests made to the API.
• Error Handling: Implement robust error handling to manage potential issues such as network failures or invalid API keys. This ensures a smoother user experience.
• Data Validation: Always validate the data received from the API to ensure its integrity before using it in your applications.

Conclusion

The Metals-API is an invaluable resource for developers and analysts looking to access historical prices for metals like Terbium (TER). With its comprehensive suite of features, including real-time data access, historical rates, and various endpoints for specific functionalities, the API empowers users to make informed decisions based on accurate data. By following best practices for performance optimization and security, developers can effectively integrate the Metals-API into their applications, enhancing their capabilities and providing valuable insights into the metals market.

For more information on how to get started with the Metals-API, visit the Metals-API Website and check out the Metals-API Documentation for detailed guidance on using the API. To explore the full range of supported symbols, refer to the Metals-API Supported Symbols page.