Upload 3 files

app.js

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+const chatContainer = document.getElementById('chat-container');
+const userInput = document.getElementById('user-input');
+const sendBtn = document.getElementById('send-btn');
+const statsDisplay = document.getElementById('pipeline-stats');
+
+// BYOK Elements
+const settingsToggle = document.getElementById('settings-toggle');
+const settingsPanel = document.getElementById('settings-panel');
+const apiKeyInput = document.getElementById('api-key-input');
+const llmModelInput = document.getElementById('llm-model-input');
+const embedModelInput = document.getElementById('embed-model-input');
+
+// Load saved settings from localStorage
+apiKeyInput.value = localStorage.getItem('byok_api_key') || '';
+llmModelInput.value = localStorage.getItem('byok_llm_model') || 'openai/gpt-4o-mini';
+embedModelInput.value = localStorage.getItem('byok_embed_model') || 'qwen/qwen3-embedding-8b';
+
+// Toggle Settings Panel
+settingsToggle.addEventListener('click', () => {
+    settingsPanel.classList.toggle('active');
+});
+
+/**
+ * Adds a message bubble to the chat container
+ */
+function addMessage(text, role) {
+    // Remove welcome message if it exists
+    const welcome = document.querySelector('.welcome-message');
+    if (welcome) welcome.remove();
+
+    const msgDiv = document.createElement('div');
+    msgDiv.classList.add('message', `${role}-message`);
+    msgDiv.textContent = text;
+    chatContainer.appendChild(msgDiv);
+    chatContainer.scrollTop = chatContainer.scrollHeight;
+    return msgDiv;
+}
+
+/**
+ * Adds a visual typing indicator
+ */
+function addLoadingIndicator() {
+    const loader = document.createElement('div');
+    loader.classList.add('message', 'bot-message', 'loading-msg');
+    loader.innerHTML = `
+        <div class="typing-indicator">
+            <span></span><span></span><span></span>
+        </div>
+    `;
+    chatContainer.appendChild(loader);
+    chatContainer.scrollTop = chatContainer.scrollHeight;
+    return loader;
+}
+
+/**
+ * Main function to send message and get BYOK response
+ */
+async function sendMessage() {
+    const text = userInput.value.trim();
+    if (!text) return;
+
+    // Persist settings to localStorage
+    localStorage.setItem('byok_api_key', apiKeyInput.value);
+    localStorage.setItem('byok_llm_model', llmModelInput.value);
+    localStorage.setItem('byok_embed_model', embedModelInput.value);
+
+    // Clear input and add user message
+    userInput.value = '';
+    userInput.style.height = 'auto';
+    addMessage(text, 'user');
+
+    // Add loading indicator
+    const loader = addLoadingIndicator();
+
+    try {
+        const response = await fetch('/chat', {
+            method: 'POST',
+            headers: { 'Content-Type': 'application/json' },
+            body: JSON.stringify({
+                message: text,
+                api_key: apiKeyInput.value || null,
+                llm_model: llmModelInput.value || null,
+                embed_model: embedModelInput.value || null
+            })
+        });
+
+        const data = await response.json();
+
+        // Remove loader and add bot response
+        loader.remove();
+        if (data.answer) {
+            addMessage(data.answer, 'bot');
+
+            // Update performance stats
+            const pipeTime = data.total_time ? data.total_time.toFixed(1) : '--';
+            const retTime = data.timings && data.timings.retrieval ? data.timings.retrieval.toFixed(2) : '--';
+            statsDisplay.textContent = `Pipeline: ${pipeTime}s | Retrieval: ${retTime}s`;
+        } else {
+            addMessage('Error: No response from engine.', 'bot');
+        }
+    } catch (err) {
+        if (loader) loader.remove();
+        addMessage(`Error: ${err.message}`, 'bot');
+    }
+}
+
+/**
+ * Helper for suggestion buttons
+ */
+function useSuggestion(text) {
+    userInput.value = text;
+    sendMessage();
+}
+
+// Event Listeners
+sendBtn.addEventListener('click', sendMessage);
+
+userInput.addEventListener('keydown', (e) => {
+    if (e.key === 'Enter' && !e.shiftKey) {
+        e.preventDefault();
+        sendMessage();
+    }
+});
+
+// Auto-resize textarea as user types
+userInput.addEventListener('input', function () {
+    this.style.height = 'auto';
+    this.style.height = (this.scrollHeight) + 'px';
+});

index.html

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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>Agentic RAG | Intelligent Memory</title>
+    <link rel="stylesheet" href="style.css">
+    <link href="https://fonts.googleapis.com/css2?family=Inter:wght@300;400;600&family=Outfit:wght@400;700&display=swap"
+        rel="stylesheet">
+</head>
+
+<body>
+    <div class="background-blobs">
+        <div class="blob blob-1"></div>
+        <div class="blob blob-2"></div>
+        <div class="blob blob-3"></div>
+    </div>
+
+    <div class="app-container">
+        <header>
+            <div class="logo">
+                <span class="logo-icon">🧠</span>
+                <h1>Agentic <span>RAG</span></h1>
+            </div>
+            <div class="settings-toggle" id="settings-toggle">
+                <span class="settings-icon">⚙️</span>
+            </div>
+            <div class="status">
+                <span class="status-dot"></span>
+                <span id="connection-status">Cloud Connected</span>
+            </div>
+        </header>
+
+        <div class="settings-panel" id="settings-panel">
+            <h3>BYOK Settings</h3>
+            <div class="settings-group">
+                <label>OpenRouter API Key</label>
+                <input type="password" id="api-key-input" placeholder="sk-or-v1-...">
+            </div>
+            <div class="settings-group">
+                <label>LLM Model</label>
+                <input type="text" id="llm-model-input" placeholder="openai/gpt-4o-mini" value="openai/gpt-4o-mini">
+            </div>
+            <div class="settings-group">
+                <label>Embedding Model</label>
+                <input type="text" id="embed-model-input" placeholder="qwen/qwen3-embedding-8b"
+                    value="qwen/qwen3-embedding-8b">
+            </div>
+            <p class="settings-note">Settings are stored locally in your browser session.</p>
+        </div>
+
+        <main id="chat-container">
+            <div class="welcome-message">
+                <h2>Welcome to your Infinite Memory</h2>
+                <p>I can recall facts, names, and details from your ingested documents with 100% precision. Ask me
+                    anything!</p>
+                <div class="suggestions">
+                    <button onclick="useSuggestion('Who is the main contact for the project?')">Project
+                        Contact?</button>
+                    <button onclick="useSuggestion('What are the key technical specs mentioned?')">Technical
+                        Specs?</button>
+                    <button onclick="useSuggestion('Summarize our last discussion.')">Last Discussion?</button>
+                </div>
+            </div>
+            <!-- Messages will be injected here -->
+        </main>
+
+        <footer>
+            <div class="input-wrapper">
+                <textarea id="user-input" placeholder="Type a message..." rows="1"></textarea>
+                <button id="send-btn">
+                    <svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round"
+                        stroke-linejoin="round">
+                        <line x1="22" y1="2" x2="11" y2="13"></line>
+                        <polygon points="22 2 15 22 11 13 2 9 22 2"></polygon>
+                    </svg>
+                </button>
+            </div>
+            <div class="pipeline-stats" id="pipeline-stats">
+                Pipeline: -- | Retrieval: --
+            </div>
+        </footer>
+    </div>
+
+    <script src="app.js"></script>
+</body>
+
+</html>

style.css

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+:root {
+    --bg: #0f172a;
+    --card-bg: rgba(30, 41, 59, 0.7);
+    --accent: #38bdf8;
+    --accent-glow: rgba(56, 189, 248, 0.3);
+    --text: #f1f5f9;
+    --text-dim: #94a3b8;
+}
+
+* {
+    box-sizing: border-box;
+    margin: 0;
+    padding: 0;
+}
+
+body {
+    background-color: var(--bg);
+    color: var(--text);
+    font-family: 'Inter', sans-serif;
+    height: 100vh;
+    display: flex;
+    justify-content: center;
+    align-items: center;
+    overflow: hidden;
+}
+
+.background-blobs {
+    position: fixed;
+    top: 0;
+    left: 0;
+    width: 100%;
+    height: 100%;
+    z-index: -1;
+    filter: blur(80px);
+}
+
+.blob {
+    position: absolute;
+    width: 300px;
+    height: 300px;
+    border-radius: 50%;
+    background: var(--accent-glow);
+    opacity: 0.4;
+    animation: move 20s infinite alternate;
+}
+
+.blob-1 {
+    top: -100px;
+    left: -100px;
+    background: #6366f1;
+}
+
+.blob-2 {
+    bottom: -100px;
+    right: -100px;
+    background: #38bdf8;
+}
+
+.blob-3 {
+    top: 40%;
+    left: 50%;
+    width: 500px;
+    height: 500px;
+    background: #1e1b4b;
+}
+
+@keyframes move {
+    from {
+        transform: translate(0, 0);
+    }
+
+    to {
+        transform: translate(50px, 50px);
+    }
+}
+
+.app-container {
+    width: 90%;
+    max-width: 900px;
+    height: 85vh;
+    background: var(--card-bg);
+    backdrop-filter: blur(20px);
+    border: 1px solid rgba(255, 255, 255, 0.1);
+    border-radius: 20px;
+    display: flex;
+    flex-direction: column;
+    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
+    position: relative;
+}
+
+header {
+    padding: 20px 30px;
+    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
+    display: flex;
+    justify-content: space-between;
+    align-items: center;
+}
+
+.logo {
+    display: flex;
+    align-items: center;
+    gap: 12px;
+}
+
+.logo-icon {
+    font-size: 1.5rem;
+}
+
+h1 {
+    font-family: 'Outfit', sans-serif;
+    font-size: 1.4rem;
+    font-weight: 700;
+}
+
+h1 span {
+    color: var(--accent);
+}
+
+/* BYOK Settings */
+.settings-toggle {
+    margin-left: auto;
+    margin-right: 15px;
+    cursor: pointer;
+    font-size: 1.2rem;
+    padding: 8px;
+    border-radius: 50%;
+    transition: all 0.3s;
+    background: rgba(255, 255, 255, 0.05);
+    display: flex;
+    align-items: center;
+    justify-content: center;
+}
+
+.settings-toggle:hover {
+    background: rgba(255, 255, 255, 0.15);
+    transform: rotate(30deg);
+}
+
+.settings-panel {
+    background: rgba(15, 23, 42, 0.95);
+    backdrop-filter: blur(12px);
+    border: 1px solid rgba(56, 189, 248, 0.2);
+    border-radius: 16px;
+    padding: 24px;
+    margin: 0 20px 25px 20px;
+    display: none;
+    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
+    position: relative;
+    z-index: 1000;
+}
+
+.settings-panel.active {
+    display: block;
+}
+
+.settings-panel h3 {
+    margin: 0 0 20px 0;
+    font-size: 1.1rem;
+    color: var(--accent);
+    letter-spacing: 0.5px;
+    text-transform: uppercase;
+}
+
+.settings-group {
+    margin-bottom: 16px;
+}
+
+.settings-group label {
+    display: block;
+    font-size: 0.85rem;
+    margin-bottom: 8px;
+    color: rgba(255, 255, 255, 0.8);
+    font-weight: 500;
+}
+
+.settings-group input {
+    width: 100%;
+    background: rgba(0, 0, 0, 0.4);
+    border: 1px solid rgba(255, 255, 255, 0.15);
+    border-radius: 8px;
+    padding: 10px 14px;
+    color: white;
+    font-family: inherit;
+    font-size: 0.95rem;
+    transition: border-color 0.3s;
+}
+
+.settings-group input:focus {
+    outline: none;
+    border-color: var(--accent);
+    background: rgba(0, 0, 0, 0.6);
+}
+
+.settings-note {
+    font-size: 0.75rem;
+    color: rgba(255, 255, 255, 0.4);
+    margin-top: 15px;
+    font-style: italic;
+}
+
+.status {
+    display: flex;
+    align-items: center;
+    gap: 8px;
+    font-size: 0.8rem;
+    color: var(--text-dim);
+}
+
+.status-dot {
+    width: 8px;
+    height: 8px;
+    background: #10b981;
+    border-radius: 50%;
+    box-shadow: 0 0 10px #10b981;
+}
+
+main {
+    flex: 1;
+    padding: 30px;
+    overflow-y: auto;
+    display: flex;
+    flex-direction: column;
+    gap: 20px;
+}
+
+.welcome-message {
+    text-align: center;
+    padding: 40px 20px;
+    max-width: 600px;
+    margin: auto;
+}
+
+.welcome-message h2 {
+    font-family: 'Outfit', sans-serif;
+    margin-bottom: 15px;
+}
+
+.welcome-message p {
+    color: var(--text-dim);
+    line-height: 1.6;
+    margin-bottom: 25px;
+}
+
+.suggestions {
+    display: flex;
+    flex-wrap: wrap;
+    justify-content: center;
+    gap: 10px;
+}
+
+.suggestions button {
+    background: rgba(255, 255, 255, 0.05);
+    border: 1px solid rgba(255, 255, 255, 0.1);
+    color: white;
+    padding: 8px 16px;
+    border-radius: 20px;
+    cursor: pointer;
+    font-size: 0.85rem;
+    transition: all 0.2s;
+}
+
+.suggestions button:hover {
+    background: var(--accent-glow);
+    border-color: var(--accent);
+}
+
+/* Chat Messages */
+.message {
+    max-width: 80%;
+    padding: 14px 18px;
+    border-radius: 18px;
+    font-size: 0.95rem;
+    line-height: 1.5;
+    word-wrap: break-word;
+}
+
+.user-message {
+    align-self: flex-end;
+    background: linear-gradient(135deg, #1e3a8a, #1e40af);
+    border-bottom-right-radius: 4px;
+}
+
+.bot-message {
+    align-self: flex-start;
+    background: rgba(255, 255, 255, 0.05);
+    border: 1px solid rgba(255, 255, 255, 0.1);
+    border-bottom-left-radius: 4px;
+}
+
+.loading-msg {
+    padding: 10px 18px;
+}
+
+.typing-indicator {
+    display: flex;
+    gap: 5px;
+}
+
+.typing-indicator span {
+    width: 6px;
+    height: 6px;
+    background: var(--text-dim);
+    border-radius: 50%;
+    animation: bounce 1.4s infinite;
+}
+
+.typing-indicator span:nth-child(2) {
+    animation-delay: 0.2s;
+}
+
+.typing-indicator span:nth-child(3) {
+    animation-delay: 0.4s;
+}
+
+@keyframes bounce {
+
+    0%,
+    80%,
+    100% {
+        transform: translateY(0);
+    }
+
+    40% {
+        transform: translateY(-6px);
+    }
+}
+
+/* Footer & Input */
+footer {
+    padding: 20px 30px;
+    border-top: 1px solid rgba(255, 255, 255, 0.1);
+}
+
+.input-wrapper {
+    display: flex;
+    align-items: flex-end;
+    background: rgba(0, 0, 0, 0.2);
+    border: 1px solid rgba(255, 255, 255, 0.1);
+    border-radius: 12px;
+    padding: 10px;
+    gap: 15px;
+}
+
+textarea {
+    flex: 1;
+    background: none;
+    border: none;
+    color: white;
+    resize: none;
+    font-family: inherit;
+    font-size: 1rem;
+    max-height: 150px;
+    padding: 5px;
+}
+
+textarea:focus {
+    outline: none;
+}
+
+#send-btn {
+    background: var(--accent);
+    color: black;
+    border: none;
+    width: 40px;
+    height: 40px;
+    border-radius: 10px;
+    display: flex;
+    justify-content: center;
+    align-items: center;
+    cursor: pointer;
+    flex-shrink: 0;
+    transition: transform 0.2s;
+}
+
+#send-btn:hover {
+    transform: scale(1.05);
+}
+
+#send-btn svg {
+    width: 20px;
+    height: 20px;
+}
+
+.pipeline-stats {
+    margin-top: 15px;
+    text-align: center;
+    font-size: 0.75rem;
+    color: var(--text-dim);
+}