           <canvas id="input-chart" height="200"></canvas>
            </div>
            <div class="chart-group">
                <h3>Output Tokens</h3>
                <canvas id="output-chart" height="200"></canvas>
            </div>
            <div class="chart-group chart-wide">
                <h3>Input vs Output Tokens</h3>
                <canvas id="tokens-chart" height="120"></canvas>
            </div>
        </div>
    </div>

    <script>
        $(document).ready(function () {
            