radical-coder/context-visualizer.html at main · Radical-Coder/radical-coder · GitHub

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<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>LLM Context Comparison</title>
    <meta name="description" content="Compare LLM context window usage side-by-side with live updates and token estimation.">
    <link rel="icon" href="data:image/svg+xml,<svg xmlns=%22http://www.w3.org/2000/svg%22 viewBox=%220 0 100 100%22><text y=%22.9em%22 font-size=%2290%22>📊</text></svg>">
    <script src="https://cdn.tailwindcss.com"></script>
    <style>
        /* Optional: Add custom base styles or component styles here if needed */
        body {
            font-family: Inter, sans-serif; /* Example font stack */
        }
        /* Improve focus visibility */
        *:focus-visible {
            outline: 2px solid rgb(56 189 248); /* sky-400 */
            outline-offset: 2px;
        }
        textarea {
             scrollbar-width: thin;
             scrollbar-color: rgb(71 85 105) rgb(51 65 85); /* slate-500 slate-700 */
        }
        textarea::-webkit-scrollbar {
            width: 8px;
        }
        textarea::-webkit-scrollbar-track {
            background: rgb(51 65 85); /* slate-700 */
            border-radius: 4px;
        }
        textarea::-webkit-scrollbar-thumb {
            background-color: rgb(71 85 105); /* slate-500 */
            border-radius: 4px;
            border: 2px solid rgb(51 65 85); /* slate-700 */
        }
    </style>
</head>
<body class="bg-slate-900">

    <div id="app" class="min-h-screen text-slate-100 flex flex-col items-center p-4 sm:p-6 lg:p-8 selection:bg-sky-500 selection:text-white">
        <div class="w-full max-w-6xl space-y-8">
            <header class="text-center mb-8">
                <div class="flex items-center justify-center mb-3">
                    <svg xmlns="http://www.w3.org/2000/svg" width="40" height="40" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="text-sky-400 mr-3">
                        <polygon points="12 2 2 7 12 12 22 7 12 2"></polygon>
                        <polyline points="2 17 12 22 22 17"></polyline>
                        <polyline points="2 12 12 17 22 12"></polyline>
                    </svg>
                    <h1 class="text-3xl sm:text-4xl font-bold text-sky-400">LLM Context Comparison</h1>
                </div>
                <p class="text-slate-400 text-sm sm:text-base">Compare token usage across different models or configurations side-by-side.</p>
            </header>

            <div class="grid grid-cols-1 lg:grid-cols-2 gap-6 lg:gap-8">
                <model-visualizer
                    v-for="config in modelConfigs"
                    :key="config.id"
                    :id="config.id"
                    :name="config.name"
                    :initial-limit="config.totalTokenLimit"
                    :initial-input="config.inputText"
                    :token-limit-options="TOKEN_LIMIT_OPTIONS"
                    @limit-change="handleModelLimitChange"
                    @input-change="handleModelInputChange"
                ></model-visualizer>
            </div>

            <p class="text-center text-xs text-slate-500 pt-4">
                Estimation: 1 token ≈ {{ CHARS_PER_TOKEN }} characters. Actual tokenization may vary per model.<br>
                *Model context windows based on publicly available information (April 2025). Gemini 2.5 models listed are currently in Preview status.
            </p>
        </div>
        <footer class="text-center mt-12 text-slate-500 text-sm">
            <p>A tool for comparing LLM context window usage.</p>
            <p>Model data current as of: April 29, 2025</p>
        </footer>
    </div>

    <script src="https://unpkg.com/vue@3/dist/vue.global.prod.js"></script>
    <script>
        const { createApp, ref, computed, defineComponent } = Vue;

        // Updated list reflecting current leading models (April 29, 2025)
        const TOKEN_LIMIT_OPTIONS = [
            { label: 'Mistral Large (32K)', value: 32768 },
            { label: 'Meta Llama 3.1 (128K)', value: 128000 },
            { label: 'OpenAI GPT-4o (128K)', value: 128000 },
            { label: 'Anthropic Claude 3.5 Sonnet (200K)', value: 200000 },
            // Updated Gemini Models based on Preview versions (April 2025)
            { label: 'Google Gemini 2.5 Flash Preview (1M)', value: 1048576 }, // Using 1024*1024
            { label: 'Google Gemini 2.5 Pro Preview (1M)', value: 1048576 },  // Using 1024*1024
        ];

        const CHARS_PER_TOKEN = 4; // Basic estimation

        // === RadialProgress Component ===
        const RadialProgress = defineComponent({
            props: {
                percentage: {
                    type: Number,
                    required: true,
                    default: 0
                }
            },
            setup(props) {
                const size = 160; // Corresponds to w-40 h-40
                const strokeWidth = 16;
                const radius = (size - strokeWidth) / 2;
                const circumference = radius * 2 * Math.PI;

                const offset = computed(() => circumference - (props.percentage / 100) * circumference);

                const progressColor = computed(() => {
                    if (props.percentage > 90) return 'stroke-red-500';
                    if (props.percentage > 75) return 'stroke-yellow-500';
                    return 'stroke-sky-500';
                });

                return {
                    size,
                    strokeWidth,
                    radius,
                    circumference,
                    offset,
                    progressColor,
                    roundedPercentage: computed(() => Math.round(props.percentage))
                };
            },
            template: `
                <div class="relative w-40 h-40 flex-shrink-0">
                    <svg :width="size" :height="size" :viewBox="'0 0 ' + size + ' ' + size" class="transform -rotate-90">
                        <circle
                            class="text-slate-600"
                            stroke="currentColor"
                            fill="transparent"
                            :stroke-width="strokeWidth"
                            :r="radius"
                            :cx="size / 2"
                            :cy="size / 2"
                        />
                        <circle
                            :class="[progressColor, 'transition-all duration-300 ease-in-out']"
                            stroke="currentColor"
                            fill="transparent"
                            :stroke-width="strokeWidth"
                            :stroke-dasharray="circumference"
                            :stroke-dashoffset="offset"
                            stroke-linecap="round"
                            :r="radius"
                            :cx="size / 2"
                            :cy="size / 2"
                        />
                    </svg>
                    <div class="absolute inset-0 flex items-center justify-center">
                        <span class="text-3xl font-bold text-slate-100">{{ roundedPercentage }}%</span>
                    </div>
                </div>
            `
        });

        // === ModelVisualizer Component ===
        const ModelVisualizer = defineComponent({
            components: {
                'radial-progress': RadialProgress
            },
            props: {
                id: { type: String, required: true },
                name: { type: String, required: true },
                initialLimit: { type: Number, required: true },
                initialInput: { type: String, default: '' },
                tokenLimitOptions: { type: Array, required: true }
            },
            emits: ['limit-change', 'input-change'],
            setup(props, { emit }) {
                const totalTokenLimit = ref(props.initialLimit);
                const inputText = ref(props.initialInput);

                const currentTokensUsed = computed(() => Math.ceil(inputText.value.length / CHARS_PER_TOKEN));

                const percentageUsed = computed(() => {
                    if (totalTokenLimit.value === 0) return 0;
                    // Ensure percentage doesn't exceed 100 visually, even if tokens exceed limit
                    const rawPercentage = (currentTokensUsed.value / totalTokenLimit.value) * 100;
                    return Math.min(rawPercentage, 100);
                });

                const isOverLimit = computed(() => currentTokensUsed.value > totalTokenLimit.value);

                const handleLimitChangeInternal = (event) => {
                    const newLimit = Number(event.target.value);
                    totalTokenLimit.value = newLimit;
                    emit('limit-change', { id: props.id, limit: newLimit });
                };

                const handleInputChangeInternal = (event) => {
                    const newText = event.target.value;
                    inputText.value = newText;
                    emit('input-change', { id: props.id, text: newText });
                };

                // Format numbers with commas
                const formatNumber = (num) => num.toLocaleString();

                return {
                    // State
                    totalTokenLimit,
                    inputText,
                    // Computed
                    currentTokensUsed,
                    percentageUsed,
                    isOverLimit,
                    // Methods
                    handleLimitChangeInternal,
                    handleInputChangeInternal,
                    formatNumber,
                    // Constants/Props passed through
                    CHARS_PER_TOKEN,
                };
            },
            template: `
                <div :class="['w-full bg-slate-800 shadow-xl rounded-xl p-6 space-y-6 border', isOverLimit ? 'border-red-600/50' : 'border-slate-700/50']">
                    <h2 class="text-2xl font-semibold text-center text-sky-400 mb-2">{{ name }}</h2>

                    <div class="space-y-4">
                        <div>
                            <label :for="'tokenLimit-' + id" class="block text-sm font-medium text-slate-300 mb-1">
                                Token Limit:
                            </label>
                            <select
                                :id="'tokenLimit-' + id"
                                :value="totalTokenLimit"
                                @change="handleLimitChangeInternal"
                                class="w-full bg-slate-700 border border-slate-600 text-slate-100 rounded-md shadow-sm py-2.5 px-3 focus:outline-none focus:ring-2 focus:ring-sky-500 focus:border-sky-500"
                            >
                                <option v-for="option in tokenLimitOptions" :key="option.label" :value="option.value"> {{ option.label }} ({{ formatNumber(option.value) }} tokens)
                                </option>
                            </select>
                        </div>

                        <div>
                            <label :for="'inputText-' + id" class="block text-sm font-medium text-slate-300 mb-1">
                                Text for {{ name }}:
                            </label>
                            <textarea
                                :id="'inputText-' + id"
                                :value="inputText"
                                @input="handleInputChangeInternal"
                                :placeholder="'Paste or type text for ' + name + '...'"
                                rows="8"
                                class="w-full bg-slate-700 border border-slate-600 text-slate-100 rounded-md shadow-sm p-3 focus:outline-none focus:ring-2 focus:ring-sky-500 focus:border-sky-500 resize-y placeholder-slate-500"
                            ></textarea>
                        </div>
                    </div>

                    <section :class="['flex flex-col md:flex-row items-center justify-between gap-4 p-4 rounded-lg', isOverLimit ? 'bg-red-900/40 border border-red-700' : 'bg-slate-700/80']">
                        <div class="text-center md:text-left space-y-1 flex-grow">
                            <h3 :class="['text-lg font-semibold mb-1', isOverLimit ? 'text-red-400' : 'text-sky-400']">Usage</h3>
                            <p :class="['text-2xl font-bold', isOverLimit ? 'text-red-300' : 'text-slate-100']">
                                {{ formatNumber(currentTokensUsed) }}
                                <span :class="['text-base font-medium', isOverLimit ? 'text-red-400' : 'text-slate-400']"> / {{ formatNumber(totalTokenLimit) }} tokens</span>
                            </p>
                            <p :class="['text-xs', isOverLimit ? 'text-red-400' : 'text-slate-400']">
                                {{ formatNumber(inputText.length) }} characters
                            </p>
                             <p v-if="isOverLimit" class="text-xs text-red-400 font-medium flex items-center justify-center md:justify-start pt-1">
                                <svg xmlns="http://www.w3.org/2000/svg" width="14" height="14" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="mr-1">
                                    <path d="m21.73 18-8-14a2 2 0 0 0-3.46 0l-8 14A2 2 0 0 0 4 21h16a2 2 0 0 0 1.73-3Z"></path>
                                    <path d="M12 9v4"></path><path d="M12 17h.01"></path>
                                </svg>
                                Over limit!
                            </p>
                        </div>

                        <radial-progress :percentage="percentageUsed" />
                    </section>
                </div>
            `
        });

        // === Main Vue App ===
        const app = createApp({
            setup() {
                // Updated defaults to reflect current models (GPT-4o vs Gemini 2.5 Pro Preview)
                const modelConfigs = ref([
                     // Default to GPT-4o (128K) - Index 2
                    { id: 'modelA', name: 'Model A', totalTokenLimit: TOKEN_LIMIT_OPTIONS[2].value, inputText: '' },
                     // Default to Gemini 2.5 Pro Preview (1M) - Index 5
                    { id: 'modelB', name: 'Model B', totalTokenLimit: TOKEN_LIMIT_OPTIONS[5].value, inputText: '' },
                ]);

                const handleModelLimitChange = ({ id, limit }) => {
                    // Parent logic can be added here if needed in response to a limit change
                    // console.log(`Limit changed for ${id}: ${limit}`);
                };

                const handleModelInputChange = ({ id, text }) => {
                    // Parent logic can be added here if needed in response to an input change
                    // console.log(`Input changed for ${id}: ${text.length} chars`);
                };


                return {
                    modelConfigs,
                    handleModelLimitChange,
                    handleModelInputChange,
                    TOKEN_LIMIT_OPTIONS, // Make available to template
                    CHARS_PER_TOKEN      // Make available to template
                };
            }
        });

        // Register Components
        app.component('model-visualizer', ModelVisualizer);
        // RadialProgress is registered within ModelVisualizer

        // Mount App
        app.mount('#app');

    </script>

</body>
</html>