Access Costa Rican Coln (CRC) Exchange Rate API Documentation in JSON Format

Access Costa Rican Colón (CRC) Exchange Rate API Documentation in JSON Format

In today's fast-paced financial landscape, accessing real-time exchange rates is crucial for businesses and developers alike. The Metals-API provides a comprehensive solution for retrieving exchange rates, including the Costa Rican Colón (CRC). This blog post will delve into the capabilities of the Metals-API, focusing on its innovative features, detailed API documentation, and practical integration tips for developers looking to leverage this powerful tool.

About Tellurium (TE)

As the world embraces digital transformation, the metal markets are witnessing significant advancements. Tellurium (TE), a lesser-known but essential metal, is at the forefront of this transformation. The integration of smart technologies and data analytics is reshaping how metals are traded, valued, and utilized in various industries. With the rise of electric vehicles and renewable energy technologies, Tellurium's role is becoming increasingly vital. Developers can harness the power of real-time metals data to create applications that provide insights into market trends, price fluctuations, and investment opportunities.

API Description

The Metals-API is designed to empower developers by providing access to real-time and historical metals data, including exchange rates for various currencies. This API enables the creation of next-generation applications that can analyze market trends, perform currency conversions, and track price fluctuations. With its robust features, the Metals-API is a valuable tool for anyone looking to integrate metals data into their applications.

For more information, visit the Metals-API Documentation to explore the full range of capabilities.

Key Features and Endpoints

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

• Latest Rates Endpoint: Depending on your subscription plan, this endpoint provides real-time exchange rate data updated every 60 minutes or every 10 minutes. This feature is essential for applications that require up-to-date pricing information.
• Historical Rates Endpoint: Access historical rates dating back to 2019. By appending a date in the format YYYY-MM-DD, developers can query the Metals-API for past exchange rates, which is invaluable for trend analysis and financial forecasting.
• Bid And Ask Endpoint: This powerful feature allows users to retrieve real-time bid and ask prices, providing insights into market liquidity and pricing strategies.
• Convert Endpoint: The Metals-API includes a currency conversion endpoint that enables users to convert amounts between different currencies, facilitating seamless transactions.
• Time-Series Endpoint: Query the API for daily historical rates between two specified dates, allowing for comprehensive analysis of price movements over time.
• Fluctuation Endpoint: This endpoint tracks how currencies fluctuate on a day-to-day basis, providing insights into market volatility.
• Carat Endpoint: Retrieve information about gold rates by carat, which is particularly useful for jewelers and investors in precious metals.
• Lowest/Highest Price Endpoint: Query the API to get the lowest and highest prices for a specified date, aiding in market analysis.
• Open/High/Low/Close (OHLC) Price Endpoint: This endpoint provides open, high, low, and close prices for a specific date, essential for traders looking to analyze market performance.
• Historical LME Endpoint: Access historical rates for LME symbols dating back to 2008, which is crucial for understanding long-term market trends.
• API Key: Your unique API key is required for authentication and must be included in the API requests to access the data.
• API Response: The Metals-API delivers exchange rates relative to USD by default, ensuring consistency in data interpretation.
• Available Endpoints: With 14 API endpoints, each offering distinct functionalities, developers have a wide range of options to choose from.
• Supported Symbols Endpoint: This constantly updated endpoint returns all available currencies, ensuring users have access to the latest information.
• Intraday Endpoint: Query intraday exchange rate data for a single symbol, which is beneficial for high-frequency trading applications.

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.

API Endpoint Examples and Responses

Latest Rates Endpoint

Get real-time exchange rates for all available metals.

{
"success": true,
"timestamp": 1788264447,
"base": "USD",
"date": "2026-09-01",
"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

Access historical exchange rates for any date since 1999.

{
"success": true,
"timestamp": 1788178047,
"base": "USD",
"date": "2026-08-31",
"rates": {
"XAU": 0.000485,
"XAG": 0.03825,
"XPT": 0.000915,
"XPD": 0.000748
},
"unit": "per troy ounce"
}

Time-series Endpoint

Get exchange rates for a specific time period.

{
"success": true,
"timeseries": true,
"start_date": "2026-08-25",
"end_date": "2026-09-01",
"base": "USD",
"rates": {
"2026-08-25": {
"XAU": 0.000485,
"XAG": 0.03825,
"XPT": 0.000915
},
"2026-08-27": {
"XAU": 0.000483,
"XAG": 0.0382,
"XPT": 0.000913
},
"2026-09-01": {
"XAU": 0.000482,
"XAG": 0.03815,
"XPT": 0.000912
}
},
"unit": "per troy ounce"
}

Convert Endpoint

Convert any amount from one metal to another or to/from USD.

{
"success": true,
"query": {
"from": "USD",
"to": "XAU",
"amount": 1000
},
"info": {
"timestamp": 1788264447,
"rate": 0.000482
},
"result": 0.482,
"unit": "troy ounces"
}

Fluctuation Endpoint

Track rate fluctuations between two dates.

{
"success": true,
"fluctuation": true,
"start_date": "2026-08-25",
"end_date": "2026-09-01",
"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) Endpoint

Get OHLC data for a specific time period.

{
"success": true,
"timestamp": 1788264447,
"base": "USD",
"date": "2026-09-01",
"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

Get current bid and ask prices for metals.

{
"success": true,
"timestamp": 1788264447,
"base": "USD",
"date": "2026-09-01",
"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"
}

Conclusion

The Metals-API is an invaluable resource for developers seeking to access real-time and historical exchange rates, including those for the Costa Rican Colón (CRC). With its extensive range of features and endpoints, this API empowers developers to create innovative applications that can analyze market trends, perform currency conversions, and track price fluctuations. By leveraging the capabilities of the Metals-API, developers can enhance their applications with accurate and timely metals data.

For further exploration, be sure to check out the Metals-API Documentation for detailed information on each endpoint, and visit the Metals-API Supported Symbols page to discover the full range of available symbols. The Metals-API Website is also a great resource for understanding how to integrate this powerful API into your projects.