Access Zinc (ZNC) Exchange Rates in JSON Format Using Python API Integration

In today's rapidly evolving digital landscape, the demand for real-time data is paramount, especially in the metal markets. Accessing Zinc (ZNC) exchange rates in JSON format through the Metals-API is a powerful way to integrate valuable financial data into your applications. This blog post will guide you through the process of retrieving exchange rates using the Metals-API, showcasing sample API responses and offering integration tips for developers looking to harness the potential of real-time metals data.

About Zinc (ZNC)

Zinc, represented by the symbol ZNC, plays a crucial role in various industries, including construction, automotive, and electronics. As the world embraces digital transformation, the metal markets are also undergoing significant changes. The integration of technological innovations and advancements in data analytics is reshaping how we interact with metals trading. Developers can leverage these advancements to create applications that provide insights into market trends, fluctuations, and pricing.

With the rise of smart technology integration, the future of metal trading looks promising. The ability to access real-time data allows businesses to make informed decisions, optimize their operations, and stay ahead of the competition. By utilizing the Metals-API, developers can tap into a wealth of information that empowers them to build next-generation applications.

Metals-API Overview

The Metals-API is a comprehensive solution for accessing metals prices and currency conversion data in JSON format. It offers a wide range of endpoints that cater to various needs, from retrieving the latest exchange rates to accessing historical data. The API is designed to provide developers with the tools they need to create robust applications that can analyze and visualize metal prices effectively.

For detailed information on how to use the API, refer to the Metals-API Documentation, which outlines the capabilities and functionalities of each endpoint.

Key Features and Endpoints

The Metals-API offers several key features that developers can utilize to access and manipulate metals data:

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 even more frequently.
Historical Rates Endpoint: Access historical exchange rates dating back to 2019. By appending a specific date to your API request, you can retrieve past rates and analyze trends over time.
Bid and Ask Endpoint: This feature allows you to retrieve real-time bid and ask prices for various metals, providing insights into market dynamics.
Convert Endpoint: Easily convert amounts from one metal to another or to/from USD using this dedicated endpoint.
Time-Series Endpoint: Query daily historical rates between two dates of your choice, enabling you to analyze trends over specific periods.
Fluctuation Endpoint: Track how metal prices fluctuate on a day-to-day basis, providing valuable insights into market volatility.
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 range.
Open/High/Low/Close (OHLC) Price Endpoint: Access detailed OHLC data for specific time periods, essential for technical analysis.
Historical LME Endpoint: Access historical rates for LME symbols dating back to 2008, useful for long-term market analysis.
API Key: Your unique API key is required for authentication and must be included in your requests.
API Response: The API returns exchange rates relative to USD by default, ensuring consistency in data interpretation.
Available Endpoints: The API features 14 endpoints, each serving a distinct purpose, allowing for extensive data retrieval.
Supported Symbols Endpoint: Access a constantly updated list of all available currencies and metals.
News Endpoint: Retrieve the latest news articles related to various metals, keeping you informed about market developments.

Sample API Endpoint Responses

Understanding the structure of API responses is crucial for effective integration. Below are examples of responses from various endpoints:

Latest Rates Endpoint

{
    "success": true,
    "timestamp": 1763067653,
    "base": "USD",
    "date": "2025-11-13",
    "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"
}

This response provides the latest exchange rates for various metals, including Zinc (ZNC). The "rates" object contains the exchange rates relative to USD, allowing developers to easily access the data they need.

Historical Rates Endpoint

{
    "success": true,
    "timestamp": 1762981253,
    "base": "USD",
    "date": "2025-11-12",
    "rates": {
        "XAU": 0.000485,
        "XAG": 0.03825,
        "XPT": 0.000915,
        "XPD": 0.000748
    },
    "unit": "per troy ounce"
}

This example illustrates how to retrieve historical rates for a specific date. Developers can use this data to analyze trends and make informed decisions based on past performance.

Time-Series Endpoint

{
    "success": true,
    "timeseries": true,
    "start_date": "2025-11-06",
    "end_date": "2025-11-13",
    "base": "USD",
    "rates": {
        "2025-11-06": {
            "XAU": 0.000485,
            "XAG": 0.03825,
            "XPT": 0.000915
        },
        "2025-11-08": {
            "XAU": 0.000483,
            "XAG": 0.0382,
            "XPT": 0.000913
        },
        "2025-11-13": {
            "XAU": 0.000482,
            "XAG": 0.03815,
            "XPT": 0.000912
        }
    },
    "unit": "per troy ounce"
}

The time-series endpoint allows developers to retrieve exchange rates for specific dates, enabling comprehensive analysis of price movements over time.

Convert Endpoint

{
    "success": true,
    "query": {
        "from": "USD",
        "to": "XAU",
        "amount": 1000
    },
    "info": {
        "timestamp": 1763067653,
        "rate": 0.000482
    },
    "result": 0.482,
    "unit": "troy ounces"
}

This response demonstrates how to convert an amount from one metal to another. In this case, it shows the conversion of 1000 USD to gold (XAU).

Fluctuation Endpoint

{
    "success": true,
    "fluctuation": true,
    "start_date": "2025-11-06",
    "end_date": "2025-11-13",
    "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"
}

The fluctuation endpoint provides insights into how metal prices change over time, allowing developers to track market volatility and make informed trading decisions.

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

{
    "success": true,
    "timestamp": 1763067653,
    "base": "USD",
    "date": "2025-11-13",
    "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"
}

This endpoint is essential for traders and analysts who rely on OHLC data for technical analysis and market predictions.

Bid/Ask Endpoint

{
    "success": true,
    "timestamp": 1763067653,
    "base": "USD",
    "date": "2025-11-13",
    "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"
}

The bid/ask endpoint is crucial for traders looking to understand market conditions and make informed trading decisions based on current prices.

Integration Tips

Integrating the Metals-API into your applications can significantly enhance your ability to analyze and visualize metal prices. Here are some tips to ensure a smooth integration process:

Authentication: Always include your API key in the request to authenticate your access. This key is essential for all API calls.
Rate Limiting: Be aware of your subscription plan's rate limits to avoid exceeding the allowed number of requests. Implement error handling to manage rate limit errors gracefully.
Data Validation: Ensure that you validate the data received from the API to handle any discrepancies or errors in the response.
Performance Optimization: Cache frequently accessed data to reduce the number of API calls and improve application performance.
Security Best Practices: Always use HTTPS for API calls to ensure data security during transmission. Additionally, avoid exposing your API key in client-side code.

Conclusion

Accessing Zinc (ZNC) exchange rates in JSON format through the Metals-API opens up a world of possibilities for developers looking to create innovative applications in the metal markets. By leveraging the API's extensive features, including real-time rates, historical data, and conversion capabilities, developers can build powerful tools that provide valuable insights into market trends and fluctuations.

For more information on how to utilize the Metals-API effectively, refer to the Metals-API Documentation and explore the Metals-API Supported Symbols for a comprehensive list of available metals. By integrating these capabilities into your applications, you can stay ahead of the curve in the ever-evolving world of metal trading.

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Access Zinc (ZNC) Exchange Rates in JSON Format Using Python API Integration