The Easiest Way to Get Bangladeshi Taka (BDT) Historical Rates via API Integration

In today's fast-paced financial landscape, accessing accurate and timely data is crucial for developers and businesses alike. One of the most effective ways to obtain historical rates for Bangladeshi Taka (BDT) is through the Metals-API. This powerful API provides a wealth of information about various metals and their historical prices, enabling developers to create applications that require precise financial data. In this blog post, we will explore how to get historical prices for metals, specifically focusing on the integration of the Metals-API, including example endpoints, parameters, and data formats.

Metals-API Information

Metals-API is a robust platform that offers real-time and historical data for various metals, including Gold (XAU), Silver (XAG), Platinum (XPT), and Palladium (XPD). The API is designed to empower developers with the tools necessary to build next-generation applications that require accurate metal pricing data. With its innovative features and technological advancements, Metals-API is transforming the way developers access and utilize metals data.

About Tellurium (TE)

While Tellurium (TE) is not one of the primary metals offered by Metals-API, its inclusion in discussions about digital transformation in metal markets is essential. The integration of smart technology and data analytics is reshaping how metals are traded and valued. As industries increasingly rely on data-driven insights, the demand for accurate and real-time information about metals like Tellurium will continue to grow.

Technological innovation has paved the way for advanced data analytics, allowing businesses to make informed decisions based on historical trends and current market conditions. The future of metal markets lies in the seamless integration of technology, enabling stakeholders to access valuable insights that drive profitability and efficiency.

API Description

The Metals-API is designed to provide developers with a comprehensive suite of tools for accessing metal pricing data. It offers a variety of endpoints that cater to different needs, from retrieving the latest rates to accessing historical data dating back to 2019. The API's capabilities include:

Real-time exchange rates: Get the latest rates for various metals updated every 60 minutes or more frequently, depending on your subscription plan.
Historical rates: Access historical rates for most currencies, allowing for in-depth analysis of price trends over time.
Bid and Ask prices: Retrieve real-time bid and ask prices for metals, providing insights into market liquidity.
Currency conversion: Convert amounts between different metals and currencies effortlessly.
Time-series data: Query daily historical rates between two specified dates for comprehensive analysis.
Fluctuation tracking: Monitor how metal prices fluctuate over specified periods.
Open/High/Low/Close (OHLC) data: Get detailed pricing information for specific time periods.
Historical LME rates: Access historical rates for LME symbols dating back to 2008.

For more information, visit the Metals-API Website or check out the Metals-API Documentation for detailed instructions on how to implement these features.

Key Features and Endpoints

The Metals-API offers a variety of endpoints that cater to different data needs. Below, we will explore some of the key features and how they can be utilized effectively.

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 updated rates every 60 minutes or more frequently. This feature is particularly useful for applications that require up-to-the-minute pricing information.

{
"success": true,
"timestamp": 1772654869,
"base": "USD",
"date": "2026-03-04",
"rates": {
"XAU": 0.000482,
"XAG": 0.03815,
"XPT": 0.000912,
"XPD": 0.000744
},
"unit": "per troy ounce"
}

Historical Rates Endpoint

Accessing historical rates is crucial for analyzing trends and making informed decisions. The Historical Rates Endpoint allows you to query rates for any date since 1999. This feature is invaluable for developers looking to build applications that require historical data analysis.

{
"success": true,
"timestamp": 1772568469,
"base": "USD",
"date": "2026-03-03",
"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 developers to query the API for daily historical rates between two specified dates. This feature is particularly useful for applications that require trend analysis over a specific period.

{
"success": true,
"timeseries": true,
"start_date": "2026-02-25",
"end_date": "2026-03-04",
"base": "USD",
"rates": {
"2026-02-25": {
"XAU": 0.000485,
"XAG": 0.03825,
"XPT": 0.000915
},
"2026-02-27": {
"XAU": 0.000483,
"XAG": 0.0382,
"XPT": 0.000913
},
"2026-03-04": {
"XAU": 0.000482,
"XAG": 0.03815,
"XPT": 0.000912
}
},
"unit": "per troy ounce"
}

Convert Endpoint

The Convert Endpoint enables users to convert any amount from one metal to another or to/from USD. This feature is essential for applications that require dynamic currency conversion based on current rates.

{
"success": true,
"query": {
"from": "USD",
"to": "XAU",
"amount": 1000
},
"info": {
"timestamp": 1772654869,
"rate": 0.000482
},
"result": 0.482,
"unit": "troy ounces"
}

Fluctuation Endpoint

The Fluctuation Endpoint allows developers to track rate fluctuations between two specified dates. This feature is particularly useful for applications that need to monitor market volatility.

{
"success": true,
"fluctuation": true,
"start_date": "2026-02-25",
"end_date": "2026-03-04",
"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 Price Endpoint provides detailed pricing information for specific time periods, including open, high, low, and close prices. This feature is essential for applications that require comprehensive market analysis.

{
"success": true,
"timestamp": 1772654869,
"base": "USD",
"date": "2026-03-04",
"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. This feature is crucial for applications that require real-time market data to facilitate trading decisions.

{
"success": true,
"timestamp": 1772654869,
"base": "USD",
"date": "2026-03-04",
"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"
}

List of Symbols

The Metals-API provides access to a comprehensive range of metal symbols. For a complete list of all supported symbols and their specifications, refer to the Metals-API Supported Symbols page. This resource is invaluable for developers looking to integrate specific metal data into their applications.

Conclusion

In conclusion, the Metals-API offers a powerful and flexible solution for developers seeking to access historical rates for Bangladeshi Taka (BDT) and other metals. With its extensive range of endpoints and features, the API empowers developers to create applications that leverage real-time and historical data for informed decision-making. By integrating the Metals-API into your projects, you can harness the transformative potential of real-time metals data, enabling you to stay ahead in the competitive financial landscape.

For further exploration of the API's capabilities, be sure to check out the Metals-API Documentation and start building your applications today!

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The Easiest Way to Get Bangladeshi Taka (BDT) Historical Rates via API Integration