Collect High Grade Copper May 2026 (HGK26) Historical Prices through this API

Metals-API. This blog post will delve into the intricacies of obtaining historical prices for High Grade Copper, exploring the innovative features of the Metals-API that empower developers to create next-generation applications.

About Copper (XCU)

Metals-API Overview

Metals-API is a comprehensive JSON API that offers real-time and historical data for various metals, including copper. It provides developers with the tools necessary to access exchange rates, historical prices, and market insights. The API is designed to be user-friendly, with extensive documentation that guides developers through the integration process.

Key Features of Metals-API

Latest Rates Endpoint

{
        "success": true,
        "timestamp": 1755648233,
        "base": "USD",
        "date": "2025-08-20",
        "rates": {
            "XCU": 0.294118
        },
        "unit": "per troy ounce"
    }

Historical Rates Endpoint

{
        "success": true,
        "timestamp": 1755561833,
        "base": "USD",
        "date": "2025-08-19",
        "rates": {
            "XCU": 0.290000
        },
        "unit": "per troy ounce"
    }

Time-Series Endpoint

{
        "success": true,
        "timeseries": true,
        "start_date": "2025-08-13",
        "end_date": "2025-08-20",
        "base": "USD",
        "rates": {
            "2025-08-13": {
                "XCU": 0.290000
            },
            "2025-08-20": {
                "XCU": 0.294118
            }
        },
        "unit": "per troy ounce"
    }

Convert Endpoint

{
        "success": true,
        "query": {
            "from": "USD",
            "to": "XCU",
            "amount": 1000
        },
        "info": {
            "timestamp": 1755648233,
            "rate": 0.294118
        },
        "result": 294.118,
        "unit": "troy ounces"
    }

Fluctuation Endpoint

{
        "success": true,
        "fluctuation": true,
        "start_date": "2025-08-13",
        "end_date": "2025-08-20",
        "base": "USD",
        "rates": {
            "XCU": {
                "start_rate": 0.290000,
                "end_rate": 0.294118,
                "change": 0.004118,
                "change_pct": 1.42
            }
        },
        "unit": "per troy ounce"
    }

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

{
        "success": true,
        "timestamp": 1755648233,
        "base": "USD",
        "date": "2025-08-20",
        "rates": {
            "XCU": {
                "open": 0.290000,
                "high": 0.295000,
                "low": 0.289000,
                "close": 0.294118
            }
        },
        "unit": "per troy ounce"
    }

Bid/Ask Endpoint

{
        "success": true,
        "timestamp": 1755648233,
        "base": "USD",
        "date": "2025-08-20",
        "rates": {
            "XCU": {
                "bid": 0.293000,
                "ask": 0.295000,
                "spread": 0.002000
            }
        },
        "unit": "per troy ounce"
    }

API Authentication and Security

Performance Optimization and Rate Limiting

Common Use Cases

Trading platforms that require real-time and historical price data for metals.
Market analysis tools that provide insights into price trends and fluctuations.
Investment applications that help users make informed decisions based on historical data.

Conclusion

Metals-API Documentation and explore the Metals-API Supported Symbols for a complete list of available metals.

Ready to use Metals-API?

Try it now!

Collect High Grade Copper May 2026 (HGK26) Historical Prices through this API