feat(browser-use): add Camoufox noVNC session viewer

server/browser-use-mcp.ts

@@ -69,7 +69,7 @@ const sessionIdSchema = {
 const tools: ToolDefinition[] = [
   {
     name: 'browser_create_session',
-    description: 'Create a temporary Browser session that the agent can control. Optionally provide a background profileName to reuse cookies and storage.',
+    description: 'Create a Browser session that the agent can control. Uses the configured persistent profile by default; optionally provide profileName to override it.',
     inputSchema: {
       type: 'object',
       properties: {

server/index.js

@@ -63,7 +63,7 @@ import pluginsRoutes from './routes/plugins.js';
 import providerRoutes from './modules/providers/provider.routes.js';
 import browserUseRoutes from './modules/browser-use/browser-use.routes.js';
 import browserUseMcpRoutes from './modules/browser-use/browser-use-mcp.routes.js';
-import { browserUseService } from './modules/browser-use/browser-use.service.js';
+import { browserUseService, VIEWER_COOKIE_NAME } from './modules/browser-use/index.js';
 import { startEnabledPluginServers, stopAllPlugins, getPluginPort } from './utils/plugin-process-manager.js';
 import { initializeDatabase, projectsDb, sessionsDb } from './modules/database/index.js';
 import { configureWebPush } from './services/vapid-keys.js';
@@ -145,6 +145,8 @@ const wss = createWebSocketServer(server, {
         shouldAutoOpenUrlFromOutput,
     },
     getPluginPort,
+    browserUseViewer: (ws, pathname) => browserUseService.handleViewerWebSocket(ws, pathname),
+    authenticateBrowserUseViewer: authenticateBrowserUseViewerPath,
 });
 
 // Make WebSocket server available to routes
@@ -210,11 +212,41 @@ app.use('/api/gemini', authenticateToken, geminiRoutes);
 // Plugins API Routes (protected)
 app.use('/api/plugins', authenticateToken, pluginsRoutes);
 
+function readCookieValue(header, name) {
+    if (!header) return null;
+    const prefix = `${name}=`;
+    const cookie = String(header).split(';').map((part) => part.trim()).find((part) => part.startsWith(prefix));
+    return cookie ? decodeURIComponent(cookie.slice(prefix.length)) : null;
+}
+
+function authenticateBrowserUseViewerPath(pathname, token) {
+    const parts = String(pathname || '').split('/');
+    const sessionId = parts[4];
+    if (parts[1] !== 'api' || parts[2] !== 'browser-use' || parts[3] !== 'sessions' || parts[5] !== 'viewer' || parts[6] !== 'websockify') {
+        return false;
+    }
+    return browserUseService.validateViewerToken(decodeURIComponent(sessionId), token);
+}
+
+function authenticateBrowserUse(req, res, next) {
+    const match = /^\/sessions\/([^/]+)\/viewer(?:\/|$)/.exec(req.path || '');
+    if (match) {
+        const sessionId = decodeURIComponent(match[1]);
+        const token = typeof req.query.viewerToken === 'string'
+            ? req.query.viewerToken
+            : readCookieValue(req.headers.cookie, VIEWER_COOKIE_NAME);
+        if (browserUseService.validateViewerToken(sessionId, token)) {
+            return next();
+        }
+    }
+    return authenticateToken(req, res, next);
+}
+
 // Browser MCP bridge API (local token protected)
 app.use('/api/browser-use-mcp', browserUseMcpRoutes);
 
 // Browser API Routes (protected)
-app.use('/api/browser-use', authenticateToken, browserUseRoutes);
+app.use('/api/browser-use', authenticateBrowserUse, browserUseRoutes);
 
 // Unified provider MCP routes (protected)
 app.use('/api/providers', authenticateToken, providerRoutes);

server/modules/browser-use/browser-use.routes.ts

@@ -1,6 +1,7 @@
 import express from 'express';
 
 import { browserUseService } from '@/modules/browser-use/browser-use.service.js';
+import { VIEWER_COOKIE_NAME, VIEWER_TOKEN_TTL_MS } from '@/modules/browser-use/browser-use.viewer.js';
 
 const router = express.Router();
 
@@ -8,6 +9,45 @@ function readParam(value: string | string[] | undefined): string {
   return Array.isArray(value) ? value[0] || '' : value || '';
 }
 
+const SAFE_VIEWER_ROOT_FILES = new Set(['vnc.html', 'favicon.ico', 'manifest.json']);
+const SAFE_VIEWER_ROOT_DIRS = new Set(['app', 'core', 'vendor', 'assets', 'images', 'utils']);
+
+function isSafeViewerPath(viewerPath: string): boolean {
+  if (!viewerPath || viewerPath.startsWith('/') || viewerPath.includes('..') || viewerPath.includes('\\')) {
+    return false;
+  }
+
+  if (!/^[A-Za-z0-9][A-Za-z0-9._~/-]*$/.test(viewerPath)) {
+    return false;
+  }
+
+  if (SAFE_VIEWER_ROOT_FILES.has(viewerPath)) {
+    return true;
+  }
+
+  const [rootDir] = viewerPath.split('/');
+  return Boolean(rootDir && SAFE_VIEWER_ROOT_DIRS.has(rootDir));
+}
+
+function isSecureRequest(req: express.Request): boolean {
+  const forwardedProto = String(req.headers['x-forwarded-proto'] || '')
+    .split(',')[0]
+    .trim()
+    .toLowerCase();
+  return req.secure || forwardedProto === 'https';
+}
+
+function readQueryString(originalUrl: string): string {
+  const queryIndex = originalUrl.indexOf('?');
+  if (queryIndex < 0) {
+    return '';
+  }
+  const params = new URLSearchParams(originalUrl.slice(queryIndex + 1));
+  params.delete('viewerToken');
+  const nextQuery = params.toString();
+  return nextQuery ? `?${nextQuery}` : '';
+}
+
 router.get('/status', async (_req, res) => {
   try {
     res.json({ success: true, data: await browserUseService.getStatus() });
@@ -62,13 +102,60 @@ router.get('/sessions', async (_req, res) => {
   try {
     res.json({ success: true, data: { sessions: await browserUseService.listSessions() } });
   } catch (error) {
-    res.status(401).json({
+    res.status(500).json({
       success: false,
       error: error instanceof Error ? error.message : 'Failed to list browser sessions.',
     });
   }
 });
 
+router.get('/sessions/:sessionId/viewer/*', async (req, res) => {
+  try {
+    const sessionId = readParam(req.params.sessionId);
+    const originalPath = req.originalUrl.split('?')[0] || '';
+    const viewerMarker = `/sessions/${sessionId}/viewer/`;
+    const markerIndex = originalPath.indexOf(viewerMarker);
+    const rawViewerPath = markerIndex >= 0 ? originalPath.slice(markerIndex + viewerMarker.length) : 'vnc.html';
+    const viewerPath = decodeURIComponent(rawViewerPath).replace(/^\/+/, '') || 'vnc.html';
+    if (!isSafeViewerPath(viewerPath)) {
+      res.status(400).json({ success: false, error: 'Invalid Browser viewer path.' });
+      return;
+    }
+
+    const viewerToken = readParam(req.query.viewerToken as string | string[] | undefined);
+    if (viewerPath === 'vnc.html' && browserUseService.validateViewerToken(sessionId, viewerToken)) {
+      res.cookie(VIEWER_COOKIE_NAME, viewerToken, {
+        httpOnly: true,
+        sameSite: 'lax',
+        secure: isSecureRequest(req),
+        maxAge: VIEWER_TOKEN_TTL_MS,
+        path: '/api/browser-use/sessions/' + encodeURIComponent(sessionId) + '/viewer',
+      });
+    }
+    const target = browserUseService.getViewerProxyTarget(sessionId);
+    const query = readQueryString(req.originalUrl);
+    const upstream = await fetch(`http://127.0.0.1:${target.websockifyPort}/${viewerPath}${query}`, {
+      headers: {
+        accept: String(req.headers.accept || '*/*'),
+      },
+    });
+    const contentType = upstream.headers.get('content-type');
+    if (contentType) {
+      res.setHeader('content-type', contentType);
+    }
+    const cacheControl = viewerPath === 'vnc.html' ? 'no-store' : 'public, max-age=3600';
+    res.setHeader('cache-control', cacheControl);
+    res.status(upstream.status);
+    const body = Buffer.from(await upstream.arrayBuffer());
+    res.send(body);
+  } catch (error) {
+    res.status(404).json({
+      success: false,
+      error: error instanceof Error ? error.message : 'Browser viewer is not available.',
+    });
+  }
+});
+
 router.post('/sessions/:sessionId/stop', async (req, res) => {
   try {
     const result = await browserUseService.stopSession(readParam(req.params.sessionId));

server/modules/browser-use/browser-use.service.ts

@@ -1,128 +1,86 @@
 import { createRequire } from 'node:module';
-import { randomBytes, randomUUID } from 'node:crypto';
+import { randomUUID } from 'node:crypto';
-import { spawn } from 'node:child_process';
+import { execFileSync, spawn } from 'node:child_process';
 import fs from 'node:fs';
+import net from 'node:net';
 import os from 'node:os';
 import path from 'node:path';
 
-import { appConfigDb } from '@/modules/database/index.js';
+import { WebSocket } from 'ws';
+
 import { providerMcpService } from '@/modules/providers/index.js';
 import { getModuleDir } from '@/utils/runtime-paths.js';
 
+import {
+  getOrCreateMcpToken,
+  getProfilePath,
+  normalizeBrowserBackend,
+  PROFILE_ROOT,
+  readSettings,
+  resolveSessionProfileName,
+  useVisibleCamoufoxBackend,
+  writeSettings,
+} from './browser-use.settings.js';
+import type {
+  BrowserUseSession,
+  BrowserUseSettings,
+  PublicBrowserUseSession,
+  RuntimeHandle,
+  RuntimeProbe,
+  RuntimeReadiness,
+} from './browser-use.types.js';
+import { getViewerUrl, handleViewerWebSocket, VIEWER_TOKEN_TTL_MS } from './browser-use.viewer.js';
+
 const require = createRequire(import.meta.url);
 const __dirname = getModuleDir(import.meta.url);
 const IS_PLATFORM = process.env.VITE_IS_PLATFORM === 'true';
 const MAX_SESSIONS_PER_OWNER = Number.parseInt(process.env.CLOUDCLI_BROWSER_USE_MAX_SESSIONS_PER_OWNER || '3', 10);
 const SESSION_TTL_MS = Number.parseInt(process.env.CLOUDCLI_BROWSER_USE_SESSION_TTL_MS || String(30 * 60 * 1000), 10);
-const BROWSER_USE_SETTINGS_KEY = 'browser_use_settings';
-const BROWSER_USE_MCP_TOKEN_KEY = 'browser_use_mcp_token';
-
-type BrowserUseRuntime = 'cloud' | 'local';
-type BrowserUseSessionStatus = 'ready' | 'stopped' | 'unavailable';
-
-type BrowserUseSession = {
-  id: string;
-  ownerId: string;
-  createdBy: 'agent';
-  runtime: BrowserUseRuntime;
-  status: BrowserUseSessionStatus;
-  url: string | null;
-  title: string | null;
-  screenshotDataUrl: string | null;
-  createdAt: string;
-  updatedAt: string;
-  lastAction: string | null;
-  message: string | null;
-  profileName: string | null;
-  viewport: {
-    width: number;
-    height: number;
-  } | null;
-  cursor: {
-    x: number;
-    y: number;
-    actor: 'agent';
-  } | null;
-};
-
-type PublicBrowserUseSession = Omit<BrowserUseSession, 'ownerId'>;
-
-type RuntimeHandle = {
-  browser?: any;
-  context?: any;
-  page?: any;
-};
-
-type BrowserUseSettings = {
-  enabled: boolean;
-};
-
-type RuntimeReadiness = {
-  playwright: any | null;
-  playwrightInstalled: boolean;
-  chromiumInstalled: boolean;
-  chromiumExecutablePath: string | null;
-  installInProgress: boolean;
-  installMessage: string | null;
-};
-
-type RuntimeProbe = Omit<RuntimeReadiness, 'installInProgress' | 'installMessage'>;
 
 const sessions = new Map<string, BrowserUseSession>();
 const handles = new Map<string, RuntimeHandle>();
+const reservedDisplays = new Set<string>();
+const viewerTokens = new Map<string, { token: string; expiresAt: number }>();
 let installPromise: Promise<{ success: boolean; message: string }> | null = null;
 let lastInstallMessage: string | null = null;
 let runtimeProbeCache: { value: RuntimeProbe; updatedAt: number } | null = null;
 
-const DEFAULT_SETTINGS: BrowserUseSettings = {
-  enabled: false,
-};
 const AGENT_OWNER_ID = 'agent';
-const PROFILE_ROOT = path.join(os.homedir(), '.cloudcli', 'browser-use', 'profiles');
 const MCP_SERVER_NAME = 'cloudcli-browser';
 const LEGACY_MCP_SERVER_NAMES = ['cloudcli-browser-use'];
 const RUNTIME_READINESS_CACHE_TTL_MS = 30_000;
+const VISIBLE_BROWSER_ENABLED = process.env.CLOUDCLI_BROWSER_USE_VISIBLE !== 'false';
+const RUNTIME_ROOT = process.env.CLOUDCLI_BROWSER_USE_RUNTIME_ROOT || '/opt/claudecodeui/.runtime-browser';
+const NOVNC_ROOT = process.env.CLOUDCLI_BROWSER_USE_NOVNC_ROOT || path.join(RUNTIME_ROOT, 'novnc');
+const X11VNC_BIN = process.env.CLOUDCLI_BROWSER_USE_X11VNC_BIN || path.join(RUNTIME_ROOT, 'rootfs/usr/bin/x11vnc');
+const X11VNC_LIB_DIR = process.env.CLOUDCLI_BROWSER_USE_X11VNC_LIB_DIR || path.join(RUNTIME_ROOT, 'rootfs/usr/lib/x86_64-linux-gnu');
+const X11VNC_EXTRA_LIB_DIR = process.env.CLOUDCLI_BROWSER_USE_X11VNC_EXTRA_LIB_DIR || path.join(RUNTIME_ROOT, 'rootfs/lib/x86_64-linux-gnu');
+const LOG_RUNTIME_PROCESS_OUTPUT = process.env.CLOUDCLI_BROWSER_USE_RUNTIME_LOGS === 'true';
 
-function getRuntime(): BrowserUseRuntime {
+function getRuntime(): 'cloud' | 'local' {
   return IS_PLATFORM ? 'cloud' : 'local';
 }
 
-function readSettings(): BrowserUseSettings {
+function getCamoufoxExecutablePath(): string | null {
+  const configured = process.env.CLOUDCLI_BROWSER_USE_CAMOUFOX_EXECUTABLE;
+  if (configured && fs.existsSync(configured)) {
+    return configured;
+  }
+
   try {
-    const raw = appConfigDb.get(BROWSER_USE_SETTINGS_KEY);
+    const output = execFileSync(path.join(os.homedir(), '.local/bin/camoufox'), ['path'], {
-    if (!raw) {
+      encoding: 'utf8',
-      return DEFAULT_SETTINGS;
+      stdio: ['ignore', 'pipe', 'ignore'],
-    }
+    }).trim();
-
+    const executablePath = fs.statSync(output).isDirectory()
-    const parsed = JSON.parse(raw) as Partial<BrowserUseSettings>;
+      ? path.join(output, 'camoufox')
-    return {
+      : output;
-      enabled: parsed.enabled === true,
+    return fs.existsSync(executablePath) ? executablePath : null;
-    };
+  } catch {
-  } catch (error: any) {
+    return null;
-    console.warn('[Browser] Failed to read settings:', error?.message || error);
-    return DEFAULT_SETTINGS;
   }
 }
 
-function writeSettings(settings: BrowserUseSettings): BrowserUseSettings {
-  const normalized = {
-    enabled: settings.enabled === true,
-  };
-
-  appConfigDb.set(BROWSER_USE_SETTINGS_KEY, JSON.stringify(normalized));
-  return normalized;
-}
-
-function getOrCreateMcpToken(): string {
-  const existing = appConfigDb.get(BROWSER_USE_MCP_TOKEN_KEY);
-  if (existing) {
-    return existing;
-  }
-  const token = randomBytes(32).toString('hex');
-  appConfigDb.set(BROWSER_USE_MCP_TOKEN_KEY, token);
-  return token;
-}
-
 function getSetupMessage(settings: BrowserUseSettings, readiness: RuntimeReadiness): string {
   if (!settings.enabled) {
     return 'Browser is disabled in settings.';
@@ -132,6 +90,26 @@ function getSetupMessage(settings: BrowserUseSettings, readiness: RuntimeReadine
     return 'Install Playwright and Chromium to use browser sessions.';
   }
 
+  if (settings.browserBackend === 'camoufox-vnc' && !getCamoufoxExecutablePath()) {
+    return 'Camoufox is selected, but Camoufox is not installed.';
+  }
+
+  if (useVisibleCamoufoxBackend(settings)) {
+    if (!VISIBLE_BROWSER_ENABLED) {
+      return 'Camoufox is selected, but visible browser sessions are disabled.';
+    }
+    if (!getCamoufoxExecutablePath()) {
+      return 'Camoufox is selected, but Camoufox is not installed.';
+    }
+    if (!fs.existsSync(X11VNC_BIN)) {
+      return 'Camoufox is selected, but x11vnc is missing.';
+    }
+    if (!fs.existsSync(path.join(NOVNC_ROOT, 'vnc.html'))) {
+      return 'Camoufox is selected, but noVNC is missing.';
+    }
+    return readiness.installMessage || 'Camoufox runtime is not ready.';
+  }
+
   if (!readiness.chromiumInstalled) {
     return 'Playwright is installed, but Chromium is missing. Install the Chromium runtime to continue.';
   }
@@ -176,24 +154,6 @@ async function removeMcpServerFromAllProviders(name: string) {
   return results.map((result) => ({ ...result, name }));
 }
 
-function normalizeProfileName(profileName?: string | null): string | null {
-  const normalized = String(profileName || '').trim();
-  if (!normalized) {
-    return null;
-  }
-
-  return normalized.slice(0, 80);
-}
-
-function getProfilePath(profileName: string): string {
-  const safeName = profileName
-    .toLowerCase()
-    .replace(/[^a-z0-9._-]+/g, '-')
-    .replace(/^-+|-+$/g, '')
-    .slice(0, 80) || 'default';
-  return path.join(PROFILE_ROOT, safeName);
-}
-
 function probeRuntime(): RuntimeProbe {
   const playwright = getPlaywright();
   const readiness: RuntimeProbe = {
@@ -238,6 +198,126 @@ function getRuntimeReadiness(options: { force?: boolean } = {}): RuntimeReadines
   };
 }
 
+function findAvailablePort(): Promise<number> {
+  return new Promise((resolve, reject) => {
+    const server = net.createServer();
+    server.on('error', reject);
+    server.listen(0, '127.0.0.1', () => {
+      const address = server.address();
+      server.close(() => {
+        if (typeof address === 'object' && address?.port) {
+          resolve(address.port);
+        } else {
+          reject(new Error('Failed to reserve a browser runtime port.'));
+        }
+      });
+    });
+  });
+}
+
+function delay(ms: number): Promise<void> {
+  return new Promise((resolve) => setTimeout(resolve, ms));
+}
+
+function killRuntimeProcesses(processes?: Array<ReturnType<typeof spawn>>) {
+  processes?.forEach((child) => child.kill('SIGTERM'));
+}
+
+function reserveDisplay(): string {
+  for (let index = 90; index < 140; index += 1) {
+    const display = `:${index}`;
+    if (!reservedDisplays.has(display)) {
+      reservedDisplays.add(display);
+      return display;
+    }
+  }
+
+  throw new Error('No browser display slots are available.');
+}
+
+function spawnRuntimeProcess(command: string, args: string[], options: { env?: NodeJS.ProcessEnv } = {}) {
+  const child = spawn(command, args, {
+    env: { ...process.env, ...options.env },
+    stdio: ['ignore', 'ignore', 'pipe'],
+  });
+  child.stderr?.on('data', (chunk) => {
+    if (!LOG_RUNTIME_PROCESS_OUTPUT) {
+      return;
+    }
+    const text = String(chunk).trim();
+    if (text) {
+      console.warn(`[Browser runtime] ${path.basename(command)}: ${text}`);
+    }
+  });
+  child.on('error', (error) => {
+    console.warn(`[Browser runtime] ${path.basename(command)} failed:`, error.message);
+  });
+  return child;
+}
+
+async function startVisibleRuntime(): Promise<NonNullable<RuntimeHandle['viewer']> & { processes: Array<ReturnType<typeof spawn>> }> {
+  const display = reserveDisplay();
+  const vncPort = await findAvailablePort();
+  const websockifyPort = await findAvailablePort();
+  const processes: Array<ReturnType<typeof spawn>> = [];
+
+  try {
+    processes.push(spawnRuntimeProcess('Xvfb', [
+      display,
+      '-screen',
+      '0',
+      '1440x900x24',
+      '-ac',
+      '-nolisten',
+      'tcp',
+    ]));
+    await delay(700);
+
+    if (!fs.existsSync(X11VNC_BIN)) {
+      throw new Error(`x11vnc is missing at ${X11VNC_BIN}.`);
+    }
+    processes.push(spawnRuntimeProcess(X11VNC_BIN, [
+      '-display',
+      display,
+      '-localhost',
+      '-forever',
+      '-shared',
+      '-rfbport',
+      String(vncPort),
+      '-nopw',
+      '-quiet',
+    ], {
+      env: {
+        LD_LIBRARY_PATH: `${X11VNC_LIB_DIR}:${X11VNC_EXTRA_LIB_DIR}:${process.env.LD_LIBRARY_PATH || ''}`,
+      },
+    }));
+    await delay(500);
+
+    if (!fs.existsSync(path.join(NOVNC_ROOT, 'vnc.html'))) {
+      throw new Error(`noVNC is missing at ${NOVNC_ROOT}.`);
+    }
+    processes.push(spawnRuntimeProcess(path.join(os.homedir(), '.local/bin/websockify'), [
+      '--web',
+      NOVNC_ROOT,
+      `127.0.0.1:${websockifyPort}`,
+      `127.0.0.1:${vncPort}`,
+    ]));
+    await delay(500);
+
+    return {
+      display,
+      vncPort,
+      websockifyPort,
+      noVncRoot: NOVNC_ROOT,
+      processes,
+    };
+  } catch (error) {
+    killRuntimeProcesses(processes);
+    reservedDisplays.delete(display);
+    throw error;
+  }
+}
+
 const INSTALL_COMMAND_TIMEOUT_MS = Number.parseInt(
   process.env.CLOUDCLI_BROWSER_USE_INSTALL_TIMEOUT_MS || String(10 * 60 * 1000),
   10,
@@ -350,6 +430,42 @@ function publicSession(session: BrowserUseSession): PublicBrowserUseSession {
   return publicFields;
 }
 
+function getSessionViewer(sessionId: string): RuntimeHandle['viewer'] | null {
+  const session = sessions.get(sessionId);
+  if (!session || session.ownerId !== AGENT_OWNER_ID || session.status !== 'ready') {
+    return null;
+  }
+  return handles.get(sessionId)?.viewer || null;
+}
+
+function createViewerToken(sessionId: string): string {
+  const token = randomUUID();
+  viewerTokens.set(sessionId, {
+    token,
+    expiresAt: Date.now() + VIEWER_TOKEN_TTL_MS,
+  });
+  return token;
+}
+
+function deleteViewerToken(sessionId: string) {
+  viewerTokens.delete(sessionId);
+}
+
+function validateViewerTokenForSession(sessionId: string, token: string | null | undefined): boolean {
+  if (!token) {
+    return false;
+  }
+  const viewer = getSessionViewer(sessionId);
+  const stored = viewerTokens.get(sessionId);
+  if (!viewer || !stored || stored.token !== token || stored.expiresAt < Date.now()) {
+    if (stored?.expiresAt && stored.expiresAt < Date.now()) {
+      viewerTokens.delete(sessionId);
+    }
+    return false;
+  }
+  return true;
+}
+
 function ownerSessions(ownerId: string): BrowserUseSession[] {
   return [...sessions.values()].filter((session) => session.ownerId === ownerId);
 }
@@ -357,8 +473,13 @@ function ownerSessions(ownerId: string): BrowserUseSession[] {
 async function closeHandle(sessionId: string): Promise<void> {
   const handle = handles.get(sessionId);
   handles.delete(sessionId);
+  deleteViewerToken(sessionId);
   await handle?.context?.close?.().catch(() => undefined);
   await handle?.browser?.close().catch(() => undefined);
+  killRuntimeProcesses(handle?.processes);
+  if (handle?.viewer?.display) {
+    reservedDisplays.delete(handle.viewer.display);
+  }
 }
 
 async function expireStaleSessions(now = Date.now()): Promise<void> {
@@ -424,6 +545,11 @@ export const browserUseService = {
     const current = readSettings();
     const nextSettings = {
       enabled: typeof settings.enabled === 'boolean' ? settings.enabled : current.enabled,
+      persistSessions: typeof settings.persistSessions === 'boolean' ? settings.persistSessions : current.persistSessions,
+      defaultProfileName: typeof settings.defaultProfileName === 'string'
+        ? settings.defaultProfileName
+        : current.defaultProfileName,
+      browserBackend: settings.browserBackend ? normalizeBrowserBackend(settings.browserBackend) : current.browserBackend,
     };
 
     const next = writeSettings(nextSettings);
@@ -439,14 +565,28 @@ export const browserUseService = {
   async getStatus() {
     const settings = readSettings();
     const readiness = getRuntimeReadiness();
-    const available = settings.enabled && readiness.playwrightInstalled && readiness.chromiumInstalled;
+    const useVisibleBackend = useVisibleCamoufoxBackend(settings);
+    const visibleCamoufoxReady = useVisibleBackend
+      && VISIBLE_BROWSER_ENABLED
+      && readiness.playwrightInstalled
+      && Boolean(getCamoufoxExecutablePath())
+      && fs.existsSync(X11VNC_BIN)
+      && fs.existsSync(path.join(NOVNC_ROOT, 'vnc.html'));
+    const available = settings.enabled
+      && readiness.playwrightInstalled
+      && (useVisibleBackend ? visibleCamoufoxReady : readiness.chromiumInstalled);
 
     return {
       enabled: settings.enabled,
       runtime: getRuntime(),
+      backend: useVisibleBackend ? 'camoufox-vnc' : 'playwright',
+      browserBackend: settings.browserBackend,
       available,
       playwrightInstalled: readiness.playwrightInstalled,
       chromiumInstalled: readiness.chromiumInstalled,
+      camoufoxInstalled: Boolean(getCamoufoxExecutablePath()),
+      noVncInstalled: fs.existsSync(path.join(NOVNC_ROOT, 'vnc.html')),
+      x11vncInstalled: fs.existsSync(X11VNC_BIN),
       installInProgress: readiness.installInProgress,
       sessionCount: sessions.size,
       message: available
@@ -505,7 +645,7 @@ export const browserUseService = {
     }
 
     await expireStaleSessions();
-    const profileName = normalizeProfileName(options?.profileName);
+    const profileName = resolveSessionProfileName(settings, options?.profileName);
 
     const now = new Date().toISOString();
     const session: BrowserUseSession = {
@@ -521,6 +661,9 @@ export const browserUseService = {
       updatedAt: now,
       lastAction: 'create',
       message: null,
+      backend: useVisibleCamoufoxBackend(settings) ? 'camoufox-vnc' : 'playwright',
+      viewerUrl: null,
+      viewerEmbedUrl: null,
       profileName,
       viewport: { width: 1440, height: 900 },
       cursor: null,
@@ -532,7 +675,13 @@ export const browserUseService = {
     }
 
     const readiness = getRuntimeReadiness();
-    if (!settings.enabled || !readiness.playwrightInstalled || !readiness.chromiumInstalled || !readiness.playwright) {
+    const useVisibleBackend = useVisibleCamoufoxBackend(settings);
+    const visibleCamoufoxReady = useVisibleBackend
+      && VISIBLE_BROWSER_ENABLED
+      && Boolean(getCamoufoxExecutablePath())
+      && fs.existsSync(X11VNC_BIN)
+      && fs.existsSync(path.join(NOVNC_ROOT, 'vnc.html'));
+    if (!settings.enabled || !readiness.playwrightInstalled || !readiness.playwright || (useVisibleBackend ? !visibleCamoufoxReady : !readiness.chromiumInstalled)) {
       session.message = getSetupMessage(settings, readiness);
       sessions.set(session.id, session);
       return publicSession(session);
@@ -541,31 +690,73 @@ export const browserUseService = {
     let browser: any | undefined;
     let context: any | undefined;
     let page: any;
-    const launchOptions = {
+    let viewer: RuntimeHandle['viewer'];
-      headless: true,
+    let processes: RuntimeHandle['processes'];
+    const launchOptions: Record<string, unknown> = {
+      headless: !useVisibleBackend,
       args: ['--disable-dev-shm-usage'],
     };
-    const contextOptions = {
+    const contextOptions = useVisibleBackend
-      viewport: { width: 1440, height: 900 },
+      ? { viewport: null }
-      serviceWorkers: 'block',
+      : {
-    };
+        viewport: { width: 1440, height: 900 },
+        serviceWorkers: 'block',
+      };
 
-    if (profileName) {
+    try {
-      fs.mkdirSync(PROFILE_ROOT, { recursive: true });
+      if (useVisibleBackend) {
-      context = await readiness.playwright.chromium.launchPersistentContext(getProfilePath(profileName), {
+        const camoufoxExecutable = getCamoufoxExecutablePath();
-        ...launchOptions,
+        if (!camoufoxExecutable) {
-        ...contextOptions,
+          throw new Error('Camoufox is not installed.');
-      });
+        }
-      page = context.pages()[0] || await context.newPage();
+        const runtime = await startVisibleRuntime();
-    } else {
+        viewer = {
-      browser = await readiness.playwright.chromium.launch(launchOptions);
+          display: runtime.display,
-      context = await browser.newContext(contextOptions);
+          vncPort: runtime.vncPort,
-      page = await context.newPage();
+          websockifyPort: runtime.websockifyPort,
+          noVncRoot: runtime.noVncRoot,
+        };
+        processes = runtime.processes;
+        launchOptions.executablePath = camoufoxExecutable;
+        launchOptions.env = {
+          ...process.env,
+          DISPLAY: runtime.display,
+          LD_LIBRARY_PATH: `${X11VNC_LIB_DIR}:${X11VNC_EXTRA_LIB_DIR}:${process.env.LD_LIBRARY_PATH || ''}`,
+        };
+        launchOptions.args = [];
+        session.backend = 'camoufox-vnc';
+        const viewerToken = createViewerToken(session.id);
+        session.viewerUrl = getViewerUrl(session.id, viewerToken);
+        session.viewerEmbedUrl = session.viewerUrl;
+      }
+
+      if (profileName) {
+        fs.mkdirSync(PROFILE_ROOT, { recursive: true });
+        const browserType = useVisibleBackend ? readiness.playwright.firefox : readiness.playwright.chromium;
+        context = await browserType.launchPersistentContext(getProfilePath(profileName), {
+          ...launchOptions,
+          ...contextOptions,
+        });
+        page = context.pages()[0] || await context.newPage();
+      } else {
+        const browserType = useVisibleBackend ? readiness.playwright.firefox : readiness.playwright.chromium;
+        browser = await browserType.launch(launchOptions);
+        context = await browser.newContext(contextOptions);
+        page = await context.newPage();
+      }
+    } catch (error) {
+      await context?.close?.().catch(() => undefined);
+      await browser?.close?.().catch(() => undefined);
+      killRuntimeProcesses(processes);
+      if (viewer?.display) {
+        reservedDisplays.delete(viewer.display);
+      }
+      throw error;
     }
     session.status = 'ready';
     session.message = 'Browser session is ready.';
     sessions.set(session.id, session);
-    handles.set(session.id, { browser, context, page });
+    handles.set(session.id, { browser, context, page, processes, viewer });
     await captureSession(session, page);
     return publicSession(session);
   },
@@ -812,6 +1003,25 @@ export const browserUseService = {
     return { deleted: true, sessionId };
   },
 
+  getViewerProxyTarget(sessionId: string) {
+    const viewer = getSessionViewer(sessionId);
+    if (!viewer) {
+      throw new Error('Browser viewer is not available for this session.');
+    }
+    return {
+      websockifyPort: viewer.websockifyPort,
+      noVncRoot: viewer.noVncRoot,
+    };
+  },
+
+  validateViewerToken(sessionId: string, token: string | null | undefined) {
+    return validateViewerTokenForSession(sessionId, token);
+  },
+
+  handleViewerWebSocket(clientWs: WebSocket, pathname: string) {
+    handleViewerWebSocket(clientWs, pathname, getSessionViewer);
+  },
+
   async agentStopSession(sessionId: string) {
     await this.getAgentSession(sessionId);
     return this.stopSession(sessionId);

server/modules/browser-use/browser-use.settings.ts

@@ -0,0 +1,102 @@
+import { randomBytes } from 'node:crypto';
+import os from 'node:os';
+import path from 'node:path';
+
+import { appConfigDb } from '@/modules/database/index.js';
+
+import type { BrowserUseBackend, BrowserUseSettings } from './browser-use.types.js';
+
+const IS_PLATFORM = process.env.VITE_IS_PLATFORM === 'true';
+const BROWSER_USE_SETTINGS_KEY = 'browser_use_settings';
+const BROWSER_USE_MCP_TOKEN_KEY = 'browser_use_mcp_token';
+
+export const DEFAULT_BROWSER_USE_SETTINGS: BrowserUseSettings = {
+  enabled: false,
+  persistSessions: false,
+  defaultProfileName: 'default',
+  browserBackend: IS_PLATFORM ? 'camoufox-vnc' : 'playwright',
+};
+
+export const PROFILE_ROOT = path.join(os.homedir(), '.cloudcli', 'browser-use', 'profiles');
+
+export function normalizeBrowserBackend(value: unknown): BrowserUseBackend {
+  return value === 'playwright' || value === 'camoufox-vnc'
+    ? value
+    : DEFAULT_BROWSER_USE_SETTINGS.browserBackend;
+}
+
+export function normalizeProfileName(profileName?: string | null): string | null {
+  const normalized = String(profileName || '').trim();
+  if (!normalized) {
+    return null;
+  }
+
+  return normalized.slice(0, 80);
+}
+
+export function normalizeDefaultProfileName(profileName?: string | null): string {
+  return normalizeProfileName(profileName) || DEFAULT_BROWSER_USE_SETTINGS.defaultProfileName;
+}
+
+export function resolveSessionProfileName(settings: BrowserUseSettings, profileName?: string | null): string | null {
+  const requestedProfileName = normalizeProfileName(profileName);
+  if (requestedProfileName) {
+    return requestedProfileName;
+  }
+  return settings.persistSessions ? normalizeDefaultProfileName(settings.defaultProfileName) : null;
+}
+
+export function getProfilePath(profileName: string): string {
+  const safeName = profileName
+    .toLowerCase()
+    .replace(/[^a-z0-9._-]+/g, '-')
+    .replace(/^-+|-+$/g, '')
+    .slice(0, 80) || 'default';
+  return path.join(PROFILE_ROOT, safeName);
+}
+
+export function useVisibleCamoufoxBackend(settings: BrowserUseSettings): boolean {
+  return settings.browserBackend === 'camoufox-vnc';
+}
+
+export function readSettings(): BrowserUseSettings {
+  try {
+    const raw = appConfigDb.get(BROWSER_USE_SETTINGS_KEY);
+    if (!raw) {
+      return DEFAULT_BROWSER_USE_SETTINGS;
+    }
+
+    const parsed = JSON.parse(raw) as Partial<BrowserUseSettings>;
+    return {
+      enabled: parsed.enabled === true,
+      persistSessions: parsed.persistSessions === true,
+      defaultProfileName: normalizeDefaultProfileName(parsed.defaultProfileName),
+      browserBackend: normalizeBrowserBackend(parsed.browserBackend),
+    };
+  } catch (error: any) {
+    console.warn('[Browser] Failed to read settings:', error?.message || error);
+    return DEFAULT_BROWSER_USE_SETTINGS;
+  }
+}
+
+export function writeSettings(settings: BrowserUseSettings): BrowserUseSettings {
+  const normalized = {
+    enabled: settings.enabled === true,
+    persistSessions: settings.persistSessions === true,
+    defaultProfileName: normalizeDefaultProfileName(settings.defaultProfileName),
+    browserBackend: normalizeBrowserBackend(settings.browserBackend),
+  };
+
+  appConfigDb.set(BROWSER_USE_SETTINGS_KEY, JSON.stringify(normalized));
+  return normalized;
+}
+
+export function getOrCreateMcpToken(): string {
+  const existing = appConfigDb.get(BROWSER_USE_MCP_TOKEN_KEY);
+  if (existing) {
+    return existing;
+  }
+  const token = randomBytes(32).toString('hex');
+  appConfigDb.set(BROWSER_USE_MCP_TOKEN_KEY, token);
+  return token;
+}

server/modules/browser-use/browser-use.types.ts

@@ -0,0 +1,66 @@
+import type { spawn } from 'node:child_process';
+
+export type BrowserUseRuntime = 'cloud' | 'local';
+export type BrowserUseBackend = 'playwright' | 'camoufox-vnc';
+export type BrowserUseSessionStatus = 'ready' | 'stopped' | 'unavailable';
+
+export type BrowserUseSession = {
+  id: string;
+  ownerId: string;
+  createdBy: 'agent';
+  runtime: BrowserUseRuntime;
+  status: BrowserUseSessionStatus;
+  url: string | null;
+  title: string | null;
+  screenshotDataUrl: string | null;
+  createdAt: string;
+  updatedAt: string;
+  lastAction: string | null;
+  message: string | null;
+  backend: BrowserUseBackend;
+  viewerUrl: string | null;
+  viewerEmbedUrl: string | null;
+  profileName: string | null;
+  viewport: {
+    width: number;
+    height: number;
+  } | null;
+  cursor: {
+    x: number;
+    y: number;
+    actor: 'agent';
+  } | null;
+};
+
+export type PublicBrowserUseSession = Omit<BrowserUseSession, 'ownerId'>;
+
+export type RuntimeHandle = {
+  browser?: any;
+  context?: any;
+  page?: any;
+  processes?: Array<ReturnType<typeof spawn>>;
+  viewer?: {
+    display: string;
+    vncPort: number;
+    websockifyPort: number;
+    noVncRoot: string;
+  };
+};
+
+export type BrowserUseSettings = {
+  enabled: boolean;
+  persistSessions: boolean;
+  defaultProfileName: string;
+  browserBackend: BrowserUseBackend;
+};
+
+export type RuntimeReadiness = {
+  playwright: any | null;
+  playwrightInstalled: boolean;
+  chromiumInstalled: boolean;
+  chromiumExecutablePath: string | null;
+  installInProgress: boolean;
+  installMessage: string | null;
+};
+
+export type RuntimeProbe = Omit<RuntimeReadiness, 'installInProgress' | 'installMessage'>;

server/modules/browser-use/browser-use.viewer.ts

@@ -0,0 +1,71 @@
+import { WebSocket } from 'ws';
+
+import type { RuntimeHandle } from './browser-use.types.js';
+
+type BrowserUseViewer = NonNullable<RuntimeHandle['viewer']>;
+
+export const VIEWER_COOKIE_NAME = 'browser_use_viewer_token';
+export const VIEWER_TOKEN_TTL_MS = Number.parseInt(
+  process.env.CLOUDCLI_BROWSER_USE_VIEWER_TOKEN_TTL_MS || String(30 * 60 * 1000),
+  10,
+);
+
+export function getViewerUrl(sessionId: string, viewerToken?: string): string {
+  const basePath = `/api/browser-use/sessions/${encodeURIComponent(sessionId)}/viewer`;
+  const websockifyPath = viewerToken
+    ? `${basePath}/websockify?viewerToken=${encodeURIComponent(viewerToken)}`
+    : `${basePath}/websockify`;
+  const params = new URLSearchParams({
+    autoconnect: '1',
+    resize: 'scale',
+    reconnect: '1',
+    path: websockifyPath,
+  });
+  if (viewerToken) {
+    params.set('viewerToken', viewerToken);
+  }
+  return `${basePath}/vnc.html?${params.toString()}`;
+}
+
+export function handleViewerWebSocket(
+  clientWs: WebSocket,
+  pathname: string,
+  getSessionViewer: (sessionId: string) => BrowserUseViewer | null | undefined,
+) {
+  const match = /^\/api\/browser-use\/sessions\/([^/]+)\/viewer\/websockify\/?$/.exec(pathname);
+  const sessionId = match ? decodeURIComponent(match[1]) : '';
+  const viewer = sessionId ? getSessionViewer(sessionId) : null;
+  if (!viewer) {
+    clientWs.close(4404, 'Browser viewer not found');
+    return;
+  }
+
+  const upstream = new WebSocket(`ws://127.0.0.1:${viewer.websockifyPort}`);
+  upstream.on('open', () => {
+    clientWs.on('message', (data) => {
+      if (upstream.readyState === WebSocket.OPEN) {
+        upstream.send(data);
+      }
+    });
+    upstream.on('message', (data) => {
+      if (clientWs.readyState === WebSocket.OPEN) {
+        clientWs.send(data);
+      }
+    });
+  });
+  upstream.on('close', (code, reason) => {
+    if (clientWs.readyState === WebSocket.OPEN) {
+      clientWs.close(code, reason);
+    }
+  });
+  upstream.on('error', () => {
+    if (clientWs.readyState === WebSocket.OPEN) {
+      clientWs.close(4502, 'Browser viewer upstream error');
+    }
+  });
+  clientWs.on('close', () => {
+    if (upstream.readyState === WebSocket.OPEN) {
+      upstream.close();
+    }
+  });
+}

server/modules/browser-use/index.ts

@@ -0,0 +1,2 @@
+export { browserUseService } from './browser-use.service.js';
+export { VIEWER_COOKIE_NAME } from './browser-use.viewer.js';

server/modules/websocket/services/websocket-server.service.ts

@@ -1,8 +1,9 @@
 import type { Server as HttpServer } from 'node:http';
 
-import { WebSocketServer, type VerifyClientCallbackSync } from 'ws';
+import { WebSocket, WebSocketServer, type VerifyClientCallbackSync } from 'ws';
 
 import { handleChatConnection } from '@/modules/websocket/services/chat-websocket.service.js';
+import { VIEWER_COOKIE_NAME } from '@/modules/browser-use/index.js';
 import { verifyWebSocketClient } from '@/modules/websocket/services/websocket-auth.service.js';
 import { handlePluginWsProxy } from '@/modules/websocket/services/plugin-websocket-proxy.service.js';
 import { handleShellConnection } from '@/modules/websocket/services/shell-websocket.service.js';
@@ -13,8 +14,21 @@ type WebSocketServerDependencies = {
   chat: Parameters<typeof handleChatConnection>[2];
   shell: Parameters<typeof handleShellConnection>[1];
   getPluginPort: Parameters<typeof handlePluginWsProxy>[2];
+  browserUseViewer?: (ws: WebSocket, pathname: string) => void;
+  authenticateBrowserUseViewer?: (pathname: string, token: string | null) => boolean;
 };
 
+function readCookieValue(header: unknown, name: string): string | null {
+  if (!header) return null;
+  const prefix = `${name}=`;
+  const cookie = String(header).split(';').map((part) => part.trim()).find((part) => part.startsWith(prefix));
+  return cookie ? decodeURIComponent(cookie.slice(prefix.length)) : null;
+}
+
+function getBrowserUseViewerToken(url: URL, headers: Record<string, unknown>): string | null {
+  return url.searchParams.get('viewerToken') || readCookieValue(headers.cookie, VIEWER_COOKIE_NAME);
+}
+
 /**
  * Creates and wires the server-wide websocket gateway used for chat, shell, and
  * plugin proxy routes.
@@ -27,7 +41,19 @@ export function createWebSocketServer(
     server,
     verifyClient: ((
       info: Parameters<VerifyClientCallbackSync<AuthenticatedWebSocketRequest>>[0]
-    ) => verifyWebSocketClient(info, dependencies.verifyClient)),
+    ) => {
+      const requestUrl = new URL(info.req.url ?? '/', 'http://localhost');
+      if (
+        requestUrl.pathname.startsWith('/api/browser-use/sessions/')
+        && requestUrl.pathname.endsWith('/viewer/websockify')
+      ) {
+        const token = getBrowserUseViewerToken(requestUrl, info.req.headers as Record<string, unknown>);
+        if (dependencies.authenticateBrowserUseViewer?.(requestUrl.pathname, token)) {
+          return true;
+        }
+      }
+      return verifyWebSocketClient(info, dependencies.verifyClient);
+    }),
   });
 
   wss.on('connection', (ws, request) => {
@@ -68,6 +94,11 @@ export function createWebSocketServer(
       return;
     }
 
+    if (pathname.startsWith('/api/browser-use/sessions/') && pathname.endsWith('/viewer/websockify')) {
+      dependencies.browserUseViewer?.(ws, pathname);
+      return;
+    }
+
     console.log('[WARN] Unknown WebSocket path:', pathname);
     ws.close();
   });

src/components/browser-use/view/BrowserUsePanel.tsx

@@ -1,4 +1,4 @@
-import { useCallback, useEffect, useMemo, useState } from 'react';
+import { useCallback, useEffect, useMemo, useRef, useState } from 'react';
 import {
   Bot,
   Clock3,
@@ -7,6 +7,7 @@ import {
   ExternalLink,
   Loader2,
   MonitorPlay,
+  MousePointer2,
   RefreshCw,
   Settings,
   Square,
@@ -19,9 +20,14 @@ import { Badge, Button } from '../../../shared/view/ui';
 import { authenticatedFetch } from '../../../utils/api';
 import type { SettingsMainTab } from '../../settings/types/types';
 
+const BROWSER_USE_GUIDE_URL = 'https://cloudcli.ai/docs/browser-use';
+const BROWSER_USE_CACHE_TTL_MS = 30_000;
+
 type BrowserUseStatus = {
   enabled: boolean;
   available: boolean;
+  backend: 'playwright' | 'camoufox-vnc';
+  browserBackend: 'playwright' | 'camoufox-vnc';
   playwrightInstalled: boolean;
   chromiumInstalled: boolean;
   installInProgress: boolean;
@@ -39,6 +45,9 @@ type BrowserUseSession = {
   updatedAt: string;
   lastAction: string | null;
   message: string | null;
+  backend?: 'playwright' | 'camoufox-vnc';
+  viewerUrl?: string | null;
+  viewerEmbedUrl?: string | null;
   createdBy: 'agent';
   profileName: string | null;
   viewport: {
@@ -54,17 +63,48 @@ type BrowserUseSession = {
 
 type BrowserUsePanelProps = {
   isVisible: boolean;
+  projectId?: string | null;
   onShowSettings?: (tab?: SettingsMainTab) => void;
 };
 
+type BrowserUsePanelCacheEntry = {
+  status: BrowserUseStatus | null;
+  sessions: BrowserUseSession[];
+  selectedSessionId: string | null;
+  updatedAt: number;
+};
+
+const browserUsePanelCache = new Map<string, BrowserUsePanelCacheEntry>();
+
 async function readJson<T>(response: Response): Promise<T> {
-  const data = await response.json();
+  const text = await response.text();
+  let data: any = {};
+  if (text) {
+    try {
+      data = JSON.parse(text);
+    } catch {
+      throw new Error(response.ok ? 'Received an invalid Browser response.' : `Browser request failed (${response.status}).`);
+    }
+  }
   if (!response.ok || data.success === false) {
     throw new Error(data.error || data.details || `Request failed (${response.status})`);
   }
   return data as T;
 }
 
+async function fetchBrowserPanelData() {
+  const [statusResponse, sessionsResponse] = await Promise.all([
+    authenticatedFetch('/api/browser-use/status'),
+    authenticatedFetch('/api/browser-use/sessions'),
+  ]);
+  const statusData = await readJson<{ data: BrowserUseStatus }>(statusResponse);
+  const sessionsData = await readJson<{ data: { sessions: BrowserUseSession[] } }>(sessionsResponse);
+  return {
+    status: statusData.data,
+    sessions: [...sessionsData.data.sessions].sort((a, b) => Date.parse(b.createdAt) - Date.parse(a.createdAt)),
+  };
+}
+
 function formatRelativeTime(value: string | null): string {
   if (!value) return 'Never';
 
@@ -119,20 +159,42 @@ function getStatusDot(status: BrowserUseSession['status']): string {
   return 'bg-border';
 }
 
+function getEngineLabel(backend?: BrowserUseStatus['backend'] | BrowserUseSession['backend']): string {
+  return backend === 'camoufox-vnc' ? 'Visible browser' : 'Playwright';
+}
+
 const PROMPTS = [
   'Use Browser to inspect the checkout flow and report any broken UI states.',
   'Open <url> with Browser, interact with the page, and summarize what changed after each step.',
 ];
 
-export default function BrowserUsePanel({ isVisible, onShowSettings }: BrowserUsePanelProps) {
+function getBrowserUseCacheKey(projectId?: string | null): string {
-  const [status, setStatus] = useState<BrowserUseStatus | null>(null);
+  return projectId ? `browser-use:project:${projectId}` : 'browser-use:global';
-  const [sessions, setSessions] = useState<BrowserUseSession[]>([]);
+}
-  const [selectedSessionId, setSelectedSessionId] = useState<string | null>(null);
+
+function getFreshCacheEntry(cacheKey: string): BrowserUsePanelCacheEntry | null {
+  const entry = browserUsePanelCache.get(cacheKey);
+  if (!entry || Date.now() - entry.updatedAt > BROWSER_USE_CACHE_TTL_MS) {
+    return null;
+  }
+  return entry;
+}
+
+export default function BrowserUsePanel({ isVisible, projectId, onShowSettings }: BrowserUsePanelProps) {
+  const cacheKey = getBrowserUseCacheKey(projectId);
+  const initialCacheEntry = getFreshCacheEntry(cacheKey);
+  const [status, setStatus] = useState<BrowserUseStatus | null>(() => initialCacheEntry?.status ?? null);
+  const [sessions, setSessions] = useState<BrowserUseSession[]>(() => initialCacheEntry?.sessions ?? []);
+  const [selectedSessionId, setSelectedSessionId] = useState<string | null>(() => (
+    initialCacheEntry?.selectedSessionId || initialCacheEntry?.sessions[0]?.id || null
+  ));
+  const [hasLoadedOnce, setHasLoadedOnce] = useState(Boolean(initialCacheEntry));
   const [isRefreshing, setIsRefreshing] = useState(false);
   const [isBusy, setIsBusy] = useState(false);
   const [isInstalling, setIsInstalling] = useState(false);
   const [isFullscreen, setIsFullscreen] = useState(false);
   const [error, setError] = useState<string | null>(null);
+  const activeLoadIdRef = useRef(0);
 
   const selectedSession = useMemo(
     () => sessions.find((session) => session.id === selectedSessionId) || sessions[0] || null,
@@ -140,8 +202,12 @@ export default function BrowserUsePanel({ isVisible, onShowSettings }: BrowserUs
   );
 
   const activeSessions = sessions.filter((session) => session.status === 'ready');
-  const needsBrowserBinaries = Boolean(status?.enabled && (!status.playwrightInstalled || !status.chromiumInstalled));
+  const isInitialLoading = isRefreshing && !hasLoadedOnce && sessions.length === 0;
-  const runtimeLabel = !status?.enabled
+  const isBackgroundRefreshing = isRefreshing && !isInitialLoading;
+  const needsBrowserBinaries = Boolean(status?.enabled && !status.available);
+  const runtimeLabel = isInitialLoading
+    ? 'Loading'
+    : !status?.enabled
     ? 'Disabled'
     : status.available
       ? 'Ready'
@@ -157,29 +223,73 @@ export default function BrowserUsePanel({ isVisible, onShowSettings }: BrowserUs
     : null;
 
   const refresh = useCallback(async () => {
+    const loadId = activeLoadIdRef.current + 1;
+    activeLoadIdRef.current = loadId;
     setIsRefreshing(true);
     try {
-      const [statusResponse, sessionsResponse] = await Promise.all([
+      let nextData: Awaited<ReturnType<typeof fetchBrowserPanelData>>;
-        authenticatedFetch('/api/browser-use/status'),
+      try {
-        authenticatedFetch('/api/browser-use/sessions'),
+        nextData = await fetchBrowserPanelData();
-      ]);
+      } catch (error) {
-      const statusData = await readJson<{ data: BrowserUseStatus }>(statusResponse);
+        if (loadId !== activeLoadIdRef.current) {
-      const sessionsData = await readJson<{ data: { sessions: BrowserUseSession[] } }>(sessionsResponse);
+          return;
-      const nextSessions = sessionsData.data.sessions;
+        }
-      setStatus(statusData.data);
+        await new Promise((resolve) => setTimeout(resolve, 350));
+        nextData = await fetchBrowserPanelData();
+      }
+      if (activeLoadIdRef.current !== loadId) {
+        return;
+      }
+      const nextSessions = nextData.sessions;
+      setStatus(nextData.status);
       setSessions(nextSessions);
-      setSelectedSessionId((current) => (
+      setHasLoadedOnce(true);
-        current && nextSessions.some((session) => session.id === current)
+      let nextSelectedSessionId: string | null = null;
+      setSelectedSessionId((current) => {
+        nextSelectedSessionId = current && nextSessions.some((session) => session.id === current)
           ? current
-          : nextSessions[0]?.id || null
+          : nextSessions[0]?.id || null;
-      ));
+        return nextSelectedSessionId;
+      });
+      browserUsePanelCache.set(cacheKey, {
+        status: nextData.status,
+        sessions: nextSessions,
+        selectedSessionId: nextSelectedSessionId,
+        updatedAt: Date.now(),
+      });
       setError(null);
     } catch (err) {
+      if (activeLoadIdRef.current !== loadId) {
+        return;
+      }
+      setHasLoadedOnce(true);
       setError(err instanceof Error ? err.message : 'Failed to load Browser');
     } finally {
-      setIsRefreshing(false);
+      if (activeLoadIdRef.current === loadId) {
+        setIsRefreshing(false);
+      }
     }
-  }, []);
+  }, [cacheKey]);
+
+  useEffect(() => {
+    const cachedEntry = browserUsePanelCache.get(cacheKey);
+    if (!cachedEntry) return;
+    browserUsePanelCache.set(cacheKey, {
+      ...cachedEntry,
+      selectedSessionId,
+      updatedAt: Date.now(),
+    });
+  }, [cacheKey, selectedSessionId]);
+
+  useEffect(() => {
+    const cachedEntry = getFreshCacheEntry(cacheKey);
+    setStatus(cachedEntry?.status ?? null);
+    setSessions(cachedEntry?.sessions ?? []);
+    setSelectedSessionId(cachedEntry?.selectedSessionId || cachedEntry?.sessions[0]?.id || null);
+    setHasLoadedOnce(Boolean(cachedEntry));
+    setError(null);
+    activeLoadIdRef.current += 1;
+  }, [cacheKey]);
 
   useEffect(() => {
     if (!isVisible) return;
@@ -253,6 +363,10 @@ export default function BrowserUsePanel({ isVisible, onShowSettings }: BrowserUs
           <span>{formatRelativeTime(session.updatedAt)}</span>
           <span className="truncate">- {formatAction(session.lastAction)}</span>
         </div>
+        <div className="mt-2 flex flex-wrap gap-1.5 pl-3.5 text-[10px] text-muted-foreground">
+          <span className="rounded border border-border/70 bg-background/70 px-1.5 py-0.5">{getEngineLabel(session.backend)}</span>
+          <span className="rounded border border-border/70 bg-background/70 px-1.5 py-0.5">{session.profileName || 'Temporary'}</span>
+        </div>
       </button>
     );
   };
@@ -270,9 +384,18 @@ export default function BrowserUsePanel({ isVisible, onShowSettings }: BrowserUs
             </div>
             <p className="mt-1 max-w-xl text-sm leading-6 text-muted-foreground">
               {status?.enabled
-                ? 'Agent browser sessions appear here while an AI task is using Browser.'
+                ? 'When an agent opens a browser, you can watch the latest screenshot, take control in a new tab, or end the running session.'
-                : 'Enable Browser in settings to let agents open monitored browser sessions.'}
+                : 'Enable Browser to let agents open websites, test flows, capture screenshots, and debug UI from a real page.'}
             </p>
+            <a
+              href={BROWSER_USE_GUIDE_URL}
+              target="_blank"
+              rel="noopener noreferrer"
+              className="mt-2 inline-flex items-center gap-1.5 text-sm font-medium text-primary hover:underline"
+            >
+              Read the Browser guide
+              <ExternalLink className="h-3.5 w-3.5" />
+            </a>
           </div>
         </div>
 
@@ -312,10 +435,19 @@ export default function BrowserUsePanel({ isVisible, onShowSettings }: BrowserUs
     </div>
   );
 
+  const renderLoadingState = () => (
+    <div className="flex min-h-0 flex-1 items-center justify-center p-6">
+      <div className="flex items-center gap-3 rounded-md border border-border bg-card/40 px-4 py-3 text-sm text-muted-foreground shadow-sm">
+        <Loader2 className="h-4 w-4 animate-spin text-primary" />
+        Loading browser sessions...
+      </div>
+    </div>
+  );
+
   const renderBrowserSurface = (fullscreen = false) => (
     <div className={cn('flex flex-1 items-center justify-center bg-neutral-950', fullscreen ? 'min-h-[80vh]' : 'min-h-[420px]')}>
       {selectedSession?.screenshotDataUrl ? (
-        <div className="relative inline-block max-h-full">
+        <div className="group relative inline-block max-h-full">
           <img
             src={selectedSession.screenshotDataUrl}
             alt="Browser session screenshot"
@@ -329,6 +461,18 @@ export default function BrowserUsePanel({ isVisible, onShowSettings }: BrowserUs
               <div className="absolute left-1/2 top-1/2 h-2 w-2 -translate-x-1/2 -translate-y-1/2 rounded-full bg-white" />
             </div>
           )}
+          {selectedSession?.viewerEmbedUrl && selectedSession.status === 'ready' && (
+            <button
+              type="button"
+              onClick={() => window.open(selectedSession.viewerUrl || selectedSession.viewerEmbedUrl || '', '_blank', 'noopener,noreferrer')}
+              className="absolute inset-0 flex items-center justify-center bg-black/0 opacity-0 transition focus-visible:bg-black/30 focus-visible:opacity-100 focus-visible:outline-none group-hover:bg-black/30 group-hover:opacity-100"
+            >
+              <span className="inline-flex items-center gap-2 rounded-md border border-white/20 bg-black/80 px-3 py-2 text-sm font-medium text-white shadow-lg">
+                <MousePointer2 className="h-4 w-4" />
+                Take control
+              </span>
+            </button>
+          )}
         </div>
       ) : (
         <div className="px-6 text-center">
@@ -350,10 +494,29 @@ export default function BrowserUsePanel({ isVisible, onShowSettings }: BrowserUs
             <Badge variant="outline" className={cn('text-[10px]', getRuntimeTone(status, isInstalling))}>
               {runtimeLabel}
             </Badge>
+            <Badge variant="outline" className="border-border bg-background text-[10px] text-muted-foreground">
+              {getEngineLabel(status?.backend)}
+            </Badge>
           </div>
-          <p className="mt-0.5 text-xs text-muted-foreground">Monitor browser sessions opened by AI agents.</p>
+          <p className="mt-0.5 text-xs text-muted-foreground">Watch and manage browser sessions agents use to test real websites.</p>
+          {isBackgroundRefreshing && (
+            <div className="mt-1 flex items-center gap-1.5 text-xs text-muted-foreground">
+              <RefreshCw className="h-3 w-3 animate-spin" />
+              Refreshing sessions...
+            </div>
+          )}
         </div>
         <div className="flex items-center gap-1.5">
+          <Button
+            variant="ghost"
+            size="sm"
+            className="h-7 w-7 p-0"
+            onClick={() => window.open(BROWSER_USE_GUIDE_URL, '_blank', 'noopener,noreferrer')}
+            title="Open Browser guide"
+            aria-label="Open Browser guide"
+          >
+            <ExternalLink className="h-3.5 w-3.5" />
+          </Button>
           {onShowSettings && (
             <Button
               variant="ghost"
@@ -425,7 +588,7 @@ export default function BrowserUsePanel({ isVisible, onShowSettings }: BrowserUs
           </div>
 
           {sessions.length === 0 ? (
-            renderEmptyState()
+            isInitialLoading ? renderLoadingState() : renderEmptyState()
           ) : (
             <div className="min-h-0 flex-1 overflow-auto bg-muted/20 p-4">
               <div className="mx-auto flex min-h-[500px] max-w-7xl flex-col overflow-hidden rounded-md border border-border bg-background shadow-sm">
@@ -441,14 +604,32 @@ export default function BrowserUsePanel({ isVisible, onShowSettings }: BrowserUs
                       <ExternalLink className="h-3.5 w-3.5 shrink-0" />
                       <span className="truncate">{selectedSession?.url || 'No page loaded'}</span>
                     </div>
+                    <div className="mt-1 flex flex-wrap gap-1.5 text-[10px] text-muted-foreground">
+                      <span className="rounded border border-border/70 bg-muted/30 px-1.5 py-0.5">{getEngineLabel(selectedSession?.backend || status?.backend)}</span>
+                      <span className="rounded border border-border/70 bg-muted/30 px-1.5 py-0.5">Profile: {selectedSession?.profileName || 'Temporary'}</span>
+                      <span className="rounded border border-border/70 bg-muted/30 px-1.5 py-0.5">Updated {formatRelativeTime(selectedSession?.updatedAt || null)}</span>
+                    </div>
                   </div>
                   <div className="hidden text-xs text-muted-foreground md:block">
                     {formatAction(selectedSession?.lastAction || null)}
                   </div>
+                  {selectedSession?.viewerUrl && selectedSession.status === 'ready' && (
+                    <Button
+                      variant="outline"
+                      size="sm"
+                      className="h-8"
+                      onClick={() => window.open(selectedSession.viewerUrl || '', '_blank', 'noopener,noreferrer')}
+                      title="Open live browser control in a new tab"
+                      aria-label="Open live browser control in a new tab"
+                    >
+                      <MousePointer2 className="h-4 w-4" />
+                      Take control
+                    </Button>
+                  )}
                   <Button variant="ghost" size="sm" className="h-8 w-8 p-0" onClick={() => setIsFullscreen(true)} disabled={!selectedSession?.screenshotDataUrl} title="Full screen" aria-label="Full screen">
                     <Expand className="h-4 w-4" />
                   </Button>
-                  <Button variant="ghost" size="sm" className="h-8 w-8 p-0 lg:hidden" onClick={stopSession} disabled={isBusy || !selectedSession || selectedSession.status !== 'ready'} title="Stop session" aria-label="Stop session">
+                  <Button variant="ghost" size="sm" className="h-8 w-8 p-0 lg:hidden" onClick={stopSession} disabled={isBusy || !selectedSession || selectedSession.status !== 'ready'} title="End session" aria-label="End session">
                     <Square className="h-4 w-4" />
                   </Button>
                   <Button variant="ghost" size="sm" className="h-8 w-8 p-0 lg:hidden" onClick={deleteSession} disabled={isBusy || !selectedSession} title="Delete session" aria-label="Delete session">
@@ -475,6 +656,11 @@ export default function BrowserUsePanel({ isVisible, onShowSettings }: BrowserUs
           <div className="min-h-0 flex-1 overflow-y-auto p-3">
             {sessions.length > 0 ? (
               <div className="space-y-2">{sessions.map(renderSessionItem)}</div>
+            ) : isInitialLoading ? (
+              <div className="flex items-center justify-center gap-2 rounded-md border border-dashed border-border/70 px-3 py-8 text-center text-xs text-muted-foreground">
+                <Loader2 className="h-3.5 w-3.5 animate-spin" />
+                Loading sessions...
+              </div>
             ) : (
               <div className="rounded-md border border-dashed border-border/70 px-3 py-8 text-center text-xs text-muted-foreground">
                 No agent browser sessions.
@@ -505,7 +691,7 @@ export default function BrowserUsePanel({ isVisible, onShowSettings }: BrowserUs
               <div className="mt-3 grid grid-cols-2 gap-2">
                 <Button variant="outline" size="sm" onClick={stopSession} disabled={isBusy || !selectedSession || selectedSession.status !== 'ready'}>
                   <Square className="h-4 w-4" />
-                  Stop
+                  End
                 </Button>
                 <Button variant="outline" size="sm" onClick={deleteSession} disabled={isBusy || !selectedSession}>
                   <Trash2 className="h-4 w-4" />

src/components/main-content/view/MainContent.tsx

@@ -200,7 +200,11 @@ function MainContent({
 
           {shouldShowBrowserTab && activeTab === 'browser' && (
             <div className="h-full overflow-hidden">
-              <BrowserUsePanel isVisible={activeTab === 'browser'} onShowSettings={onShowSettings} />
+              <BrowserUsePanel
+                isVisible={activeTab === 'browser'}
+                projectId={selectedProject.projectId}
+                onShowSettings={onShowSettings}
+              />
             </div>
           )}
 

src/components/main-content/view/subcomponents/MainContentTitle.tsx

@@ -73,7 +73,15 @@ export default function MainContentTitle({
             <h2 className="scrollbar-hide overflow-x-auto whitespace-nowrap text-sm font-semibold leading-tight text-foreground">
               {getSessionTitle(selectedSession)}
             </h2>
-            <div className="truncate text-[11px] leading-tight text-muted-foreground">{selectedProject.displayName}</div>
+            <div className="flex min-w-0 items-center gap-2 text-[11px] leading-tight text-muted-foreground">
+              <span className="min-w-0 truncate">{selectedProject.displayName}</span>
+              <span
+                className="hidden min-w-0 max-w-[45%] flex-shrink truncate border-l border-border/60 pl-2 font-mono text-[10px] sm:block"
+                title={selectedSession.id}
+              >
+                {selectedSession.id}
+              </span>
+            </div>
           </div>
         ) : showChatNewSession ? (
           <div className="min-w-0">

src/components/settings/view/tabs/browser-use-settings/BrowserUseSettingsTab.tsx

@@ -1,22 +1,32 @@
 import { useCallback, useEffect, useState } from 'react';
-import { Download, Loader2 } from 'lucide-react';
+import { Download, ExternalLink, Eye, Loader2, Zap } from 'lucide-react';
 
-import { Button } from '../../../../../shared/view/ui';
+import { Button, Input } from '../../../../../shared/view/ui';
 import { authenticatedFetch } from '../../../../../utils/api';
 import SettingsCard from '../../SettingsCard';
 import SettingsRow from '../../SettingsRow';
 import SettingsSection from '../../SettingsSection';
 import SettingsToggle from '../../SettingsToggle';
 
+const BROWSER_USE_GUIDE_URL = 'https://cloudcli.ai/docs/browser-use';
+
 type BrowserUseSettings = {
   enabled: boolean;
+  persistSessions: boolean;
+  defaultProfileName: string;
+  browserBackend: 'playwright' | 'camoufox-vnc';
 };
 
 type BrowserUseStatus = {
   enabled: boolean;
   available: boolean;
+  backend: 'playwright' | 'camoufox-vnc';
+  browserBackend: 'playwright' | 'camoufox-vnc';
   playwrightInstalled: boolean;
   chromiumInstalled: boolean;
+  camoufoxInstalled: boolean;
+  noVncInstalled: boolean;
+  x11vncInstalled: boolean;
   installInProgress: boolean;
   message: string;
 };
@@ -37,11 +47,13 @@ export default function BrowserUseSettingsTab() {
   const [isSaving, setIsSaving] = useState(false);
   const [isInstalling, setIsInstalling] = useState(false);
   const [error, setError] = useState<string | null>(null);
+  const [profileNameDraft, setProfileNameDraft] = useState('default');
 
   const loadSettings = useCallback(async () => {
     const settingsResponse = await authenticatedFetch('/api/browser-use/settings');
     const settingsData = await readJson<{ data: { settings: BrowserUseSettings } }>(settingsResponse);
     setSettings(settingsData.data.settings);
+    setProfileNameDraft(settingsData.data.settings.defaultProfileName || 'default');
   }, []);
 
   const loadStatus = useCallback(async () => {
@@ -101,8 +113,20 @@ export default function BrowserUseSettingsTab() {
     }
   };
 
+  const saveProfileName = async () => {
+    const nextName = profileNameDraft.trim() || 'default';
+    setProfileNameDraft(nextName);
+    if (nextName === settings?.defaultProfileName) {
+      return;
+    }
+    await updateSettings({ defaultProfileName: nextName });
+  };
+
   const browserEnabled = settings?.enabled === true;
-  const needsBrowserBinaries = Boolean(browserEnabled && status && (!status.playwrightInstalled || !status.chromiumInstalled));
+  const persistSessions = settings?.persistSessions === true;
+  const selectedBackend = settings?.browserBackend || 'playwright';
+  const effectiveBackend = status?.backend || 'playwright';
+  const needsBrowserBinaries = Boolean(browserEnabled && status && !status.available);
   const runtimeLabel = (installed?: boolean) => {
     if (isStatusLoading && !status) {
       return 'checking...';
@@ -114,12 +138,12 @@ export default function BrowserUseSettingsTab() {
     <div className="space-y-8">
       <SettingsSection
         title="Browser"
-        description="Allow agents to create guarded Playwright browser sessions that you can monitor from the Browser tab."
+        description="Give coding agents a working browser so they can open websites, test flows, capture screenshots, and help debug what users actually see."
       >
         <SettingsCard divided>
           <SettingsRow
-            label="Enable Browser"
+            label="Give Agents Browser Access"
-            description="Registers Browser for supported agents. Agents can create browser sessions; you can watch, stop, and delete them."
+            description="Let agents use a browser during coding tasks while you can watch live sessions, open them in a tab, and stop them at any time."
           >
             {isSettingsLoading && !settings ? (
               <Loader2 className="h-4 w-4 animate-spin text-muted-foreground" />
@@ -127,20 +151,142 @@ export default function BrowserUseSettingsTab() {
               <SettingsToggle
                 checked={browserEnabled}
                 onChange={(value) => void updateSettings({ enabled: value })}
-                ariaLabel="Enable Browser"
+                ariaLabel="Give Agents Browser Access"
                 disabled={isSaving}
               />
             )}
           </SettingsRow>
 
+          {!browserEnabled && (
+            <div className="px-4 py-4">
+              <a
+                href={BROWSER_USE_GUIDE_URL}
+                target="_blank"
+                rel="noopener noreferrer"
+                className="inline-flex items-center gap-1.5 text-sm font-medium text-primary hover:underline"
+              >
+                Read the Browser guide
+                <ExternalLink className="h-3.5 w-3.5" />
+              </a>
+            </div>
+          )}
+
+          {browserEnabled && (
+            <>
+              <div className="space-y-3 px-4 py-4">
+                <div className="min-w-0">
+                  <div className="text-sm font-medium text-foreground">Browser Engine</div>
+                  <div className="mt-0.5 text-sm text-muted-foreground">
+                    Pick the kind of browser experience agents should use for new sessions.
+                  </div>
+                </div>
+                <div className="grid gap-2 sm:grid-cols-2">
+                  {([
+                    {
+                      value: 'playwright' as const,
+                      label: 'Playwright',
+                      description: 'Best for quick checks, screenshots, and automated page interaction when no manual login is needed.',
+                      icon: Zap,
+                    },
+                    {
+                      value: 'camoufox-vnc' as const,
+                      label: 'Camoufox + noVNC',
+                      description: 'Best when a person may need to log in, approve a step, or watch the browser session live.',
+                      icon: Eye,
+                    },
+                  ]).map((option) => {
+                    const Icon = option.icon;
+                    const selected = selectedBackend === option.value;
+                    return (
+                      <button
+                        key={option.value}
+                        type="button"
+                        onClick={() => void updateSettings({ browserBackend: option.value })}
+                        disabled={isSaving || isSettingsLoading}
+                        className={[
+                          'group flex min-h-[88px] items-start gap-3 rounded-lg border px-3 py-3 text-left transition-colors',
+                          'focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-ring focus-visible:ring-offset-2 focus-visible:ring-offset-background',
+                          selected
+                            ? 'border-primary bg-primary/5 text-foreground shadow-sm'
+                            : 'border-border bg-background hover:border-foreground/20 hover:bg-muted/40',
+                          (isSaving || isSettingsLoading) ? 'cursor-not-allowed opacity-60' : '',
+                        ].join(' ')}
+                        aria-pressed={selected}
+                      >
+                        <span className={[
+                          'mt-0.5 flex h-8 w-8 flex-shrink-0 items-center justify-center rounded-md border',
+                          selected ? 'border-primary/30 bg-primary/10 text-primary' : 'border-border bg-muted/40 text-muted-foreground',
+                        ].join(' ')}
+                        >
+                          <Icon className="h-4 w-4" />
+                        </span>
+                        <span className="min-w-0">
+                          <span className="block text-sm font-medium">{option.label}</span>
+                          <span className="mt-1 block text-xs leading-relaxed text-muted-foreground">{option.description}</span>
+                        </span>
+                      </button>
+                    );
+                  })}
+                </div>
+              </div>
+
+              <SettingsRow
+                label="Remember Browser Logins"
+                description="Keep cookies and site storage in a named profile so agents can reuse signed-in sessions instead of starting from scratch."
+              >
+                {isSettingsLoading && !settings ? (
+                  <Loader2 className="h-4 w-4 animate-spin text-muted-foreground" />
+                ) : (
+                  <SettingsToggle
+                    checked={persistSessions}
+                    onChange={(value) => void updateSettings({ persistSessions: value })}
+                    ariaLabel="Remember Browser Logins"
+                    disabled={isSaving}
+                  />
+                )}
+              </SettingsRow>
+
+              {persistSessions && (
+                <SettingsRow
+                  label="Default Browser Profile"
+                  description="New browser sessions use this profile by default, so saved logins stay tied to a predictable workspace."
+                >
+                  <Input
+                    value={profileNameDraft}
+                    onChange={(event) => setProfileNameDraft(event.target.value)}
+                    onBlur={() => void saveProfileName()}
+                    onKeyDown={(event) => {
+                      if (event.key === 'Enter') {
+                        event.currentTarget.blur();
+                      }
+                    }}
+                    disabled={isSaving || isSettingsLoading}
+                    className="w-40"
+                    aria-label="Default Browser Profile"
+                  />
+                </SettingsRow>
+              )}
+            </>
+          )}
+
+          {browserEnabled && (
           <div className="space-y-4 px-4 py-4">
             <div className="flex flex-wrap gap-2 text-xs text-muted-foreground">
+              <span className="rounded-md border border-border px-2 py-1">
+                Backend: {effectiveBackend === 'camoufox-vnc' ? 'Camoufox + noVNC' : 'Playwright'}
+              </span>
               <span className="rounded-md border border-border px-2 py-1">
                 Playwright: {runtimeLabel(status?.playwrightInstalled)}
               </span>
               <span className="rounded-md border border-border px-2 py-1">
                 Chromium: {runtimeLabel(status?.chromiumInstalled)}
               </span>
+              <span className="rounded-md border border-border px-2 py-1">
+                Camoufox: {runtimeLabel(status?.camoufoxInstalled)}
+              </span>
+              <span className="rounded-md border border-border px-2 py-1">
+                noVNC: {runtimeLabel(status?.noVncInstalled)}
+              </span>
               <span className="rounded-md border border-border px-2 py-1">
                 Status: {isStatusLoading && !status ? 'checking...' : status?.available ? 'ready' : browserEnabled ? 'setup required' : 'disabled'}
               </span>
@@ -172,12 +318,23 @@ export default function BrowserUseSettingsTab() {
               </div>
             )}
 
+            <a
+              href={BROWSER_USE_GUIDE_URL}
+              target="_blank"
+              rel="noopener noreferrer"
+              className="inline-flex items-center gap-1.5 text-sm font-medium text-primary hover:underline"
+            >
+              Read the Browser guide
+              <ExternalLink className="h-3.5 w-3.5" />
+            </a>
+
             {error && (
               <div className="rounded-md border border-red-200 bg-red-50 px-3 py-2 text-sm text-red-700 dark:border-red-900/50 dark:bg-red-950/30 dark:text-red-200">
                 {error}
               </div>
             )}
           </div>
+          )}
         </SettingsCard>
       </SettingsSection>
     </div>