Access Stellar (XLM) Historical Prices with this API

In the rapidly evolving landscape of digital currencies and commodities, accessing accurate and timely historical price data is crucial for developers and analysts alike. One of the most powerful tools available for this purpose is the Metals-API. This API provides a comprehensive suite of features that allow users to retrieve historical prices for various metals, including Stellar (XLM). In this blog post, we will explore how to effectively utilize the Metals-API to access historical prices, understand its capabilities, and discuss the transformative potential of real-time metals data.

Understanding the Metals-API

The Metals-API is a robust JSON API that offers real-time and historical data for a wide range of metals. It is designed to empower developers to build next-generation applications that require accurate and timely metal pricing data. With its innovative features, the Metals-API facilitates digital transformation in metal markets, enabling users to leverage data analytics and insights for smarter decision-making.

About Stellar (XLM)

Stellar (XLM) is a decentralized protocol for transferring digital currencies to fiat money domestically and across borders. It aims to facilitate cross-border transactions between any currencies. The integration of Stellar with the Metals-API allows developers to access historical price data for XLM, providing insights into market trends and fluctuations. This capability is essential for applications that require accurate pricing information for trading, investment analysis, and financial forecasting.

Innovative Features of the Metals-API

The Metals-API offers a variety of endpoints that cater to different data needs. Here are some of the key features:

Latest Rates Endpoint: This endpoint provides real-time exchange rate data for metals, updated based on your subscription plan. Depending on the plan, updates can occur every 60 minutes or every 10 minutes, ensuring that you always have the latest information at your fingertips.
Historical Rates Endpoint: Access historical rates dating back to 2019. By appending a specific date to your query, you can retrieve historical price data for XLM, allowing for in-depth analysis of price movements over time.
Bid and Ask Endpoint: This feature allows you to retrieve real-time bid and ask prices for metals, providing insights into market liquidity and pricing dynamics.
Convert Endpoint: Easily convert any amount from one currency to another, including conversions between XLM and various metals. This is particularly useful for applications that require dynamic currency conversions.
Time-Series Endpoint: Query the API for daily historical rates between two dates of your choice. This feature is invaluable for trend analysis and forecasting.
Fluctuation Endpoint: Track how currencies fluctuate on a day-to-day basis. This endpoint provides insights into market volatility, which is essential for risk management.
Carat Endpoint: Retrieve information about gold rates by carat, allowing for precise calculations in jewelry and investment contexts.
Lowest/Highest Price Endpoint: Query the API to get the lowest and highest prices for a specified date, which can help in identifying market extremes.
Open/High/Low/Close (OHLC) Price Endpoint: This endpoint provides open, high, low, and close prices for a specific date, essential for technical analysis.
Historical LME Endpoint: Access historical rates for LME symbols dating back to 2008, providing a long-term view of market trends.
API Key: Your unique API key is required to access the API, ensuring secure and authorized usage.
API Response: The API delivers exchange rates relative to USD by default, with all data returned in a structured JSON format.
Available Endpoints: The Metals-API includes 14 different endpoints, each designed to provide specific functionalities tailored to user needs.
Supported Symbols Endpoint: This endpoint returns all available currencies, ensuring that you have access to the most up-to-date information.
News Endpoint: Retrieve the latest news articles related to various metals, keeping you informed about market developments.

API Endpoint Examples and Responses

To illustrate the capabilities of the Metals-API, let’s delve into some example responses from key endpoints.

Latest Rates Endpoint

{
"success": true,
"timestamp": 1772065274,
"base": "USD",
"date": "2026-02-26",
"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 indicates a successful query, providing the latest rates for various metals, including their values relative to USD.

Historical Rates Endpoint

{
"success": true,
"timestamp": 1771978874,
"base": "USD",
"date": "2026-02-25",
"rates": {
"XAU": 0.000485,
"XAG": 0.03825,
"XPT": 0.000915,
"XPD": 0.000748
},
"unit": "per troy ounce"
}

This example shows how to access historical rates for a specific date, allowing developers to analyze past price movements.

Time-Series Endpoint

{
"success": true,
"timeseries": true,
"start_date": "2026-02-19",
"end_date": "2026-02-26",
"base": "USD",
"rates": {
"2026-02-19": {
"XAU": 0.000485,
"XAG": 0.03825,
"XPT": 0.000915
},
"2026-02-21": {
"XAU": 0.000483,
"XAG": 0.0382,
"XPT": 0.000913
},
"2026-02-26": {
"XAU": 0.000482,
"XAG": 0.03815,
"XPT": 0.000912
}
},
"unit": "per troy ounce"
}

The time-series response provides a comprehensive view of price changes over a specified period, which is essential for trend analysis.

Convert Endpoint

{
"success": true,
"query": {
"from": "USD",
"to": "XAU",
"amount": 1000
},
"info": {
"timestamp": 1772065274,
"rate": 0.000482
},
"result": 0.482,
"unit": "troy ounces"
}

This endpoint allows for easy conversion between currencies, showcasing the flexibility of the Metals-API in handling various financial scenarios.

Fluctuation Endpoint

{
"success": true,
"fluctuation": true,
"start_date": "2026-02-19",
"end_date": "2026-02-26",
"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 response provides insights into how prices have fluctuated over a specified period, which is critical for understanding market dynamics.

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

{
"success": true,
"timestamp": 1772065274,
"base": "USD",
"date": "2026-02-26",
"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"
}

The OHLC data is essential for traders and analysts who rely on historical price movements to make informed decisions.

Bid/Ask Endpoint

{
"success": true,
"timestamp": 1772065274,
"base": "USD",
"date": "2026-02-26",
"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 endpoint provides current bid and ask prices, which are crucial for understanding market conditions and executing trades effectively.

Common Developer Questions

As developers begin to integrate the Metals-API into their applications, several common questions arise:

How do I authenticate my requests? Each request to the Metals-API requires an API key, which you can obtain by signing up on the Metals-API Website. Include your API key in the access_key parameter of your request URL.
What are the rate limits for API usage? Rate limits depend on your subscription plan. Be sure to review the documentation to understand your specific limits and avoid exceeding them.
How can I handle errors in API responses? The API provides structured error messages in the response. Implement error handling in your application to gracefully manage these scenarios.
Can I cache API responses? Yes, caching can improve performance and reduce the number of API calls. However, ensure that you refresh your cache regularly to maintain data accuracy.

Conclusion

Accessing historical prices for Stellar (XLM) and other metals through the Metals-API opens up a world of possibilities for developers and analysts. With its comprehensive suite of features, including real-time rates, historical data, and conversion capabilities, the Metals-API empowers users to make informed decisions based on accurate and timely information. By leveraging this powerful API, developers can create innovative applications that harness the potential of real-time metals data.

For more detailed information on how to implement these features, refer to the Metals-API Documentation and explore the Metals-API Supported Symbols for a complete list of available options. Embrace the future of data analytics in the metal markets and unlock the transformative potential of the Metals-API today!

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Access Stellar (XLM) Historical Prices with this API