Source Code: CoinMarketCap Crypto Listings App Scripts In Google Sheet

function getCryptoData() {
  var url = "https://pro-api.coinmarketcap.com/v1/cryptocurrency/listings/latest";
  var apiKey = "<YOUR API KEY>"; // Replace with your own API key

  var params = {
    start: 1,
    limit: 500, // maximum is 5000, but may resulted in more token consumed
    convert: "USD"
  };

  var options = {
    'method': 'GET',
    'headers': {
      'X-CMC_PRO_API_KEY': apiKey
    },
    'params': params
  };

  var response = UrlFetchApp.fetch(url, options);
  var data = JSON.parse(response.getContentText());
  return data
}

function insertCryptoData() {
  // Replace YOUR_SHEET_ID with the ID of your Google Sheet
  // var sheetId = "YOUR_SHEET_ID";
  // var sheet = SpreadsheetApp.openById(sheetId).getActiveSheet();

  var sheet = SpreadsheetApp.getActiveSpreadsheet().getActiveSheet();

  // clear activesheet content
  sheet.clear()

  try {
  // Call the getCryptoData() function to get cryptocurrency data
    var data = getCryptoData();

    // Get the keys of the first record in the data list to use as column headers
    var recordKeys = Object.keys(data.data[0]);
    var headerRow = [];
    for (var i = 0; i < recordKeys.length; i++) {
      headerRow.push(recordKeys[i]);
    }

    // Insert the header row into the sheet
    sheet.appendRow(headerRow);

    // Loop through each record in the data list and insert it into a new row in the sheet
    for (var i = 0; i < data.data.length; i++) {
      var record = data.data[i];
      var row = [];
      for (var j = 0; j < recordKeys.length; j++) {
        row.push(record[recordKeys[j]]);
      }
      sheet.appendRow(row);
    }
  } catch (error) {
      Logger.log("Error: " + error);
      sheet.getRange("A1").setValue(error)
  }
  
}