fix: remove thinking mode

2026-06-07 05:45:39 +08:00 · 2026-06-05 15:28:58 +03:00
23 changed files with 731 additions and 989 deletions
--- a/package-lock.json
+++ b/package-lock.json
--- a/package.json
+++ b/package.json
@@ -67,7 +67,7 @@
  "author": "CloudCLI UI Contributors",
  "license": "AGPL-3.0-or-later",
  "dependencies": {
-    "@anthropic-ai/claude-agent-sdk": "^0.3.165",
+    "@anthropic-ai/claude-agent-sdk": "^0.2.116",
    "@codemirror/lang-css": "^6.3.1",
    "@codemirror/lang-html": "^6.4.9",
    "@codemirror/lang-javascript": "^6.2.4",
--- a/server/index.js
+++ b/server/index.js
@@ -1483,133 +1483,74 @@ function permToRwx(perm) {
    return r + w + x;
 }

-// Directories that are almost never interesting for a project tree but can
-// contain tens of thousands of files. Skipping them before recursion keeps
-// traversal time bounded on large monorepos and high-latency filesystems
-// (NFS / SMB).
-const IGNORED_DIRS = new Set([
-    // JS / TS toolchains
-    'node_modules', 'dist', 'build', '.next', '.nuxt', '.cache', '.parcel-cache',
-    // VCS
-    '.git', '.svn', '.hg',
-    // Python
-    '__pycache__', '.pytest_cache', '.mypy_cache', '.tox', 'venv', '.venv',
-    // Rust / Go / Java / Ruby
-    'target', 'vendor',
-    // Build output / IDE
-    '.gradle', '.idea', 'coverage', '.nyc_output'
-]);
-
-const DEFAULT_FS_CONCURRENCY = 64;
-const parsedFsConcurrency = Number.parseInt(process.env.FS_CONCURRENCY || '', 10);
-const FS_CONCURRENCY = Number.isFinite(parsedFsConcurrency) && parsedFsConcurrency > 0
-    ? parsedFsConcurrency
-    : DEFAULT_FS_CONCURRENCY;
-let activeFsOperations = 0;
-const pendingFsOperations = [];
-
-async function acquire() {
-    if (activeFsOperations < FS_CONCURRENCY) {
-        activeFsOperations += 1;
-        return;
-    }
-
-    await new Promise((resolve) => {
-        pendingFsOperations.push(resolve);
-    });
-}
-
-function release() {
-    const next = pendingFsOperations.shift();
-    if (next) {
-        next();
-        return;
-    }
-
-    activeFsOperations = Math.max(0, activeFsOperations - 1);
-}
-
 async function getFileTree(dirPath, maxDepth = 3, currentDepth = 0, showHidden = true) {
    // Using fsPromises from import
-    let entries;
+    const items = [];
+
    try {
-        await acquire();
-        try {
-            entries = await fsPromises.readdir(dirPath, { withFileTypes: true });
-        } finally {
-            release();
+        const entries = await fsPromises.readdir(dirPath, { withFileTypes: true });
+
+        for (const entry of entries) {
+            // Debug: log all entries including hidden files
+
+
+            // Skip heavy build directories and VCS directories
+            if (entry.name === 'node_modules' ||
+                entry.name === 'dist' ||
+                entry.name === 'build' ||
+                entry.name === '.git' ||
+                entry.name === '.svn' ||
+                entry.name === '.hg') continue;
+
+            const itemPath = path.join(dirPath, entry.name);
+            const item = {
+                name: entry.name,
+                path: itemPath,
+                type: entry.isDirectory() ? 'directory' : 'file'
+            };
+
+            // Get file stats for additional metadata
+            try {
+                const stats = await fsPromises.stat(itemPath);
+                item.size = stats.size;
+                item.modified = stats.mtime.toISOString();
+
+                // Convert permissions to rwx format
+                const mode = stats.mode;
+                const ownerPerm = (mode >> 6) & 7;
+                const groupPerm = (mode >> 3) & 7;
+                const otherPerm = mode & 7;
+                item.permissions = ((mode >> 6) & 7).toString() + ((mode >> 3) & 7).toString() + (mode & 7).toString();
+                item.permissionsRwx = permToRwx(ownerPerm) + permToRwx(groupPerm) + permToRwx(otherPerm);
+            } catch (statError) {
+                // If stat fails, provide default values
+                item.size = 0;
+                item.modified = null;
+                item.permissions = '000';
+                item.permissionsRwx = '---------';
+            }
+
+            if (entry.isDirectory() && currentDepth < maxDepth) {
+                // Recursively get subdirectories but limit depth
+                try {
+                    // Check if we can access the directory before trying to read it
+                    await fsPromises.access(item.path, fs.constants.R_OK);
+                    item.children = await getFileTree(item.path, maxDepth, currentDepth + 1, showHidden);
+                } catch (e) {
+                    // Silently skip directories we can't access (permission denied, etc.)
+                    item.children = [];
+                }
+            }
+
+            items.push(item);
        }
    } catch (error) {
        // Only log non-permission errors to avoid spam
        if (error.code !== 'EACCES' && error.code !== 'EPERM') {
            console.error('Error reading directory:', error);
        }
-        return [];
    }

-    const filteredEntries = entries.filter((entry) => !(entry.isDirectory() && IGNORED_DIRS.has(entry.name)));
-
-    // Process every entry in parallel. On high-latency filesystems (NFS/SMB)
-    // serial stat() was the real bottleneck — issuing them concurrently lets
-    // the kernel pipeline the round-trips and the recursive calls overlap too.
-    const items = await Promise.all(filteredEntries.map(async (entry) => {
-        const itemPath = path.join(dirPath, entry.name);
-        const item = {
-            name: entry.name,
-            path: itemPath,
-            type: entry.isDirectory() ? 'directory' : 'file'
-        };
-
-        // Get file stats for additional metadata
-        try {
-            await acquire();
-            try {
-              const stats = await fsPromises.lstat(itemPath);
-              item.size = stats.size;
-              item.modified = stats.mtime.toISOString();
-
-              // Mark symlinks so UI can distinguish them
-              if (stats.isSymbolicLink()) {
-                item.isSymlink = true;
-              }
-
-              // Convert permissions to rwx format
-              const mode = stats.mode;
-              const ownerPerm = (mode >> 6) & 7;
-              const groupPerm = (mode >> 3) & 7;
-              const otherPerm = mode & 7;
-              item.permissions =
-                ((mode >> 6) & 7).toString() +
-                ((mode >> 3) & 7).toString() +
-                (mode & 7).toString();
-              item.permissionsRwx =
-                permToRwx(ownerPerm) +
-                permToRwx(groupPerm) +
-                permToRwx(otherPerm);
-            } finally {
-                release();
-            }
-        } catch (statError) {
-            // If stat fails, provide default values
-            item.size = 0;
-            item.modified = null;
-            item.permissions = '000';
-            item.permissionsRwx = '---------';
-        }
-
-        if (entry.isDirectory() && currentDepth < maxDepth) {
-            // Recurse. Let readdir's own EACCES bubble up through the catch in
-            // the recursive call rather than doing a separate access() probe
-            // (which doubled the round-trip count on SMB without adding info).
-            // The recursive call starts with a bounded readdir; holding a permit
-            // for the whole subtree can deadlock when sibling directories are
-            // waiting on their own children.
-            item.children = await getFileTree(itemPath, maxDepth, currentDepth + 1, showHidden);
-        }
-
-        return item;
-    }));
-
    return items.sort((a, b) => {
        if (a.type !== b.type) {
            return a.type === 'directory' ? -1 : 1;
--- a/server/modules/websocket/services/shell-websocket.service.ts
+++ b/server/modules/websocket/services/shell-websocket.service.ts
@@ -18,7 +18,6 @@ type ShellIncomingMessage = {
  provider?: string;
  initialCommand?: string;
  isPlainShell?: boolean;
-  forceRestart?: boolean;
 };

 type PtySessionEntry = {
@@ -181,7 +180,6 @@ export function handleShellConnection(
        const hasSession = readBoolean(data.hasSession);
        const provider = readString(data.provider, 'claude');
        const initialCommand = readString(data.initialCommand);
-        const forceRestart = readBoolean(data.forceRestart);
        const isPlainShell =
          readBoolean(data.isPlainShell) ||
          (!!initialCommand && !hasSession) ||
@@ -202,7 +200,7 @@ export function handleShellConnection(
            : '';
        ptySessionKey = `${projectPath}_${sessionId ?? 'default'}${commandSuffix}`;

-        if (isLoginCommand || forceRestart) {
+        if (isLoginCommand) {
          const oldSession = ptySessionsMap.get(ptySessionKey);
          if (oldSession) {
            if (oldSession.timeoutId) {
@@ -213,8 +211,7 @@ export function handleShellConnection(
          }
        }

-        const existingSession =
-          isLoginCommand || forceRestart ? null : ptySessionsMap.get(ptySessionKey);
+        const existingSession = isLoginCommand ? null : ptySessionsMap.get(ptySessionKey);
        if (existingSession) {
          shellProcess = existingSession.pty;
          if (existingSession.timeoutId) {
@@ -371,10 +368,6 @@ export function handleShellConnection(
          }

          const session = ptySessionsMap.get(ptySessionKey);
-          if (session && session.pty !== shellProcess) {
-            return;
-          }
-
          if (session && session.ws && session.ws.readyState === WebSocket.OPEN) {
            session.ws.send(
              JSON.stringify({
@@ -458,10 +451,6 @@ export function handleShellConnection(

    session.ws = null;
    session.timeoutId = setTimeout(() => {
-      if (ptySessionsMap.get(ptySessionKey as string) !== session) {
-        return;
-      }
-
      session.pty.kill();
      ptySessionsMap.delete(ptySessionKey as string);
    }, PTY_SESSION_TIMEOUT);
--- a/src/components/chat/constants/thinkingModes.ts
+++ b/src/components/chat/constants/thinkingModes.ts
@@ -1,44 +0,0 @@
-import { Brain, Zap, Sparkles, Atom } from 'lucide-react';
-
-export const thinkingModes = [
-  {
-    id: 'none',
-    name: 'Standard',
-    description: 'Regular Claude response',
-    icon: null,
-    prefix: '',
-    color: 'text-gray-600'
-  },
-  {
-    id: 'think',
-    name: 'Think',
-    description: 'Basic extended thinking',
-    icon: Brain,
-    prefix: 'think',
-    color: 'text-blue-600'
-  },
-  {
-    id: 'think-hard',
-    name: 'Think Hard',
-    description: 'More thorough evaluation',
-    icon: Zap,
-    prefix: 'think hard',
-    color: 'text-purple-600'
-  },
-  {
-    id: 'think-harder',
-    name: 'Think Harder',
-    description: 'Deep analysis with alternatives',
-    icon: Sparkles,
-    prefix: 'think harder',
-    color: 'text-indigo-600'
-  },
-  {
-    id: 'ultrathink',
-    name: 'Ultrathink',
-    description: 'Maximum thinking budget',
-    icon: Atom,
-    prefix: 'ultrathink',
-    color: 'text-red-600'
-  }
-];
--- a/src/components/chat/hooks/useChatComposerState.ts
+++ b/src/components/chat/hooks/useChatComposerState.ts
@@ -12,7 +12,6 @@ import type {
 import { useDropzone } from 'react-dropzone';

 import { authenticatedFetch } from '../../../utils/api';
-import { thinkingModes } from '../constants/thinkingModes';
 import { grantClaudeToolPermission } from '../utils/chatPermissions';
 import { safeLocalStorage } from '../utils/chatStorage';
 import type {
@@ -204,7 +203,6 @@ export function useChatComposerState({
  const [uploadingImages, setUploadingImages] = useState<Map<string, number>>(new Map());
  const [imageErrors, setImageErrors] = useState<Map<string, string>>(new Map());
  const [isTextareaExpanded, setIsTextareaExpanded] = useState(false);
-  const [thinkingMode, setThinkingMode] = useState('none');
  const [commandModalPayload, setCommandModalPayload] = useState<CommandModalPayload | null>(null);

  const textareaRef = useRef<HTMLTextAreaElement>(null);
@@ -562,11 +560,7 @@ export function useChatComposerState({
        }
      }

-      let messageContent = currentInput;
-      const selectedThinkingMode = thinkingModes.find((mode: { id: string; prefix?: string }) => mode.id === thinkingMode);
-      if (selectedThinkingMode && selectedThinkingMode.prefix) {
-        messageContent = `${selectedThinkingMode.prefix}: ${currentInput}`;
-      }
+      const messageContent = currentInput;

      let uploadedImages: unknown[] = [];
      if (attachedImages.length > 0) {
@@ -749,7 +743,6 @@ export function useChatComposerState({
      setUploadingImages(new Map());
      setImageErrors(new Map());
      setIsTextareaExpanded(false);
-      setThinkingMode('none');

      if (textareaRef.current) {
        textareaRef.current.style.height = 'auto';
@@ -783,7 +776,6 @@ export function useChatComposerState({
      setIsLoading,
      setIsUserScrolledUp,
      slashCommands,
-      thinkingMode,
    ],
  );

@@ -1020,8 +1012,6 @@ export function useChatComposerState({
    textareaRef,
    inputHighlightRef,
    isTextareaExpanded,
-    thinkingMode,
-    setThinkingMode,
    slashCommandsCount,
    filteredCommands,
    frequentCommands,
--- a/src/components/chat/view/ChatInterface.tsx
+++ b/src/components/chat/view/ChatInterface.tsx
@@ -141,8 +141,6 @@ function ChatInterface({
    textareaRef,
    inputHighlightRef,
    isTextareaExpanded,
-    thinkingMode,
-    setThinkingMode,
    slashCommandsCount,
    filteredCommands,
    frequentCommands,
@@ -369,8 +367,6 @@ function ChatInterface({
          provider={provider}
          permissionMode={permissionMode}
          onModeSwitch={cyclePermissionMode}
-          thinkingMode={thinkingMode}
-          setThinkingMode={setThinkingMode}
          tokenBudget={tokenBudget}
          slashCommandsCount={slashCommandsCount}
          onToggleCommandMenu={handleToggleCommandMenu}
--- a/src/components/chat/view/subcomponents/ChatComposer.tsx
+++ b/src/components/chat/view/subcomponents/ChatComposer.tsx
@@ -2,23 +2,16 @@ import { useTranslation } from 'react-i18next';
 import type {
  ChangeEvent,
  ClipboardEvent,
-  Dispatch,
  FormEvent,
  KeyboardEvent,
  MouseEvent,
  ReactNode,
  RefObject,
-  SetStateAction,
  TouchEvent,
 } from 'react';
 import { ImageIcon, MessageSquareIcon, XIcon, ArrowDownIcon } from 'lucide-react';
+
 import type { PendingPermissionRequest, PermissionMode, Provider } from '../../types/types';
-import CommandMenu from './CommandMenu';
-import ClaudeStatus from './ClaudeStatus';
-import ImageAttachment from './ImageAttachment';
-import PermissionRequestsBanner from './PermissionRequestsBanner';
-import ThinkingModeSelector from './ThinkingModeSelector';
-import TokenUsageSummary from './TokenUsageSummary';
 import {
  PromptInput,
  PromptInputHeader,
@@ -30,6 +23,12 @@ import {
  PromptInputSubmit,
 } from '../../../../shared/view/ui';

+import CommandMenu from './CommandMenu';
+import ClaudeStatus from './ClaudeStatus';
+import ImageAttachment from './ImageAttachment';
+import PermissionRequestsBanner from './PermissionRequestsBanner';
+import TokenUsageSummary from './TokenUsageSummary';
+
 interface MentionableFile {
  name: string;
  path: string;
@@ -58,8 +57,6 @@ interface ChatComposerProps {
  provider: Provider | string;
  permissionMode: PermissionMode | string;
  onModeSwitch: () => void;
-  thinkingMode: string;
-  setThinkingMode: Dispatch<SetStateAction<string>>;
  tokenBudget: Record<string, unknown> | null;
  slashCommandsCount: number;
  onToggleCommandMenu: () => void;
@@ -113,8 +110,6 @@ export default function ChatComposer({
  provider,
  permissionMode,
  onModeSwitch,
-  thinkingMode,
-  setThinkingMode,
  tokenBudget,
  slashCommandsCount,
  onToggleCommandMenu,
@@ -358,10 +353,6 @@ export default function ChatComposer({
              </div>
            </button>

-            {provider === 'claude' && (
-              <ThinkingModeSelector selectedMode={thinkingMode} onModeChange={setThinkingMode} onClose={() => {}} className="" />
-            )}
-
            <TokenUsageSummary usage={tokenBudget} />

            <PromptInputButton
@@ -383,7 +374,7 @@ export default function ChatComposer({
              <PromptInputButton
                tooltip={{ content: t('input.clearInput', { defaultValue: 'Clear input' }) }}
                onClick={onClearInput}
-                className="hidden sm:No-flex"
+                className="hidden sm:flex"
              >
                <XIcon />
              </PromptInputButton>
@@ -400,7 +391,8 @@ export default function ChatComposer({
              {sendByCtrlEnter ? t('input.hintText.ctrlEnter') : t('input.hintText.enter')}
            </div>
            <PromptInputSubmit
-              disabled={!input.trim() || isLoading}
+              onClick={isLoading ? onAbortSession : undefined}
+              disabled={!isLoading && !input.trim()}
              className="h-10 w-10 sm:h-10 sm:w-10"
            />
          </div>
--- a/src/components/chat/view/subcomponents/ProviderSelectionEmptyState.tsx
+++ b/src/components/chat/view/subcomponents/ProviderSelectionEmptyState.tsx
@@ -321,7 +321,6 @@ export default function ProviderSelectionEmptyState({

          <p className="mt-3 flex items-center justify-center gap-1.5 text-center text-xs text-muted-foreground/60">
            <Trans
-              ns="chat"
              i18nKey="providerSelection.pressToSearch"
              values={{ shortcut: MOD_KEY === "⌘" ? "⌘K" : "Ctrl+K" }}
              components={{
--- a/src/components/chat/view/subcomponents/ThinkingModeSelector.tsx
+++ b/src/components/chat/view/subcomponents/ThinkingModeSelector.tsx
@@ -1,244 +0,0 @@
-import { useState, useRef, useEffect, useCallback, type CSSProperties } from 'react';
-import { createPortal } from 'react-dom';
-import { Brain, X } from 'lucide-react';
-import { useTranslation } from 'react-i18next';
-import { thinkingModes } from '../../constants/thinkingModes';
-
-type ThinkingModeSelectorProps = {
-  selectedMode: string;
-  onModeChange: (modeId: string) => void;
-  onClose?: () => void;
-  className?: string;
-};
-
-function ThinkingModeSelector({ selectedMode, onModeChange, onClose, className = '' }: ThinkingModeSelectorProps) {
-  const { t } = useTranslation('chat');
-  const [isOpen, setIsOpen] = useState(false);
-  const containerRef = useRef<HTMLDivElement>(null);
-  const triggerRef = useRef<HTMLButtonElement>(null);
-  const dropdownRef = useRef<HTMLDivElement>(null);
-  const [dropdownStyle, setDropdownStyle] = useState<CSSProperties | null>(null);
-
-  // Mapping from mode ID to translation key
-  const modeKeyMap: Record<string, string> = {
-    'think-hard': 'thinkHard',
-    'think-harder': 'thinkHarder'
-  };
-  // Create translated modes for display
-  const translatedModes = thinkingModes.map(mode => {
-    const modeKey = modeKeyMap[mode.id] || mode.id;
-    return {
-      ...mode,
-      name: t(`thinkingMode.modes.${modeKey}.name`),
-      description: t(`thinkingMode.modes.${modeKey}.description`),
-      prefix: t(`thinkingMode.modes.${modeKey}.prefix`)
-    };
-  });
-
-  const closeDropdown = useCallback(() => {
-    setIsOpen(false);
-    onClose?.();
-  }, [onClose]);
-
-  const updateDropdownPosition = useCallback(() => {
-    const trigger = triggerRef.current;
-    const dropdown = dropdownRef.current;
-    if (!trigger || !dropdown || typeof window === 'undefined') {
-      return;
-    }
-
-    const triggerRect = trigger.getBoundingClientRect();
-    const viewportPadding = window.innerWidth < 640 ? 12 : 16;
-    const spacing = 8;
-    const width = Math.min(window.innerWidth - viewportPadding * 2, window.innerWidth < 640 ? 320 : 256);
-    let left = triggerRect.left + triggerRect.width / 2 - width / 2;
-    left = Math.max(viewportPadding, Math.min(left, window.innerWidth - width - viewportPadding));
-
-    const measuredHeight = dropdown.offsetHeight || 0;
-    const spaceBelow = window.innerHeight - triggerRect.bottom - spacing - viewportPadding;
-    const spaceAbove = triggerRect.top - spacing - viewportPadding;
-    const openBelow = spaceBelow >= Math.min(measuredHeight || 320, 320) || spaceBelow >= spaceAbove;
-    const availableHeight = Math.min(
-      window.innerHeight - viewportPadding * 2,
-      Math.max(180, openBelow ? spaceBelow : spaceAbove),
-    );
-    const panelHeight = Math.min(measuredHeight || availableHeight, availableHeight);
-    const top = openBelow
-      ? Math.min(triggerRect.bottom + spacing, window.innerHeight - viewportPadding - panelHeight)
-      : Math.max(viewportPadding, triggerRect.top - spacing - panelHeight);
-
-    setDropdownStyle({
-      position: 'fixed',
-      top,
-      left,
-      width,
-      maxHeight: availableHeight,
-      zIndex: 80,
-    });
-  }, []);
-
-  useEffect(() => {
-    if (!isOpen) {
-      setDropdownStyle(null);
-      return;
-    }
-
-    const rafId = window.requestAnimationFrame(updateDropdownPosition);
-    const handleViewportChange = () => updateDropdownPosition();
-
-    window.addEventListener('resize', handleViewportChange);
-    window.addEventListener('scroll', handleViewportChange, true);
-
-    return () => {
-      window.cancelAnimationFrame(rafId);
-      window.removeEventListener('resize', handleViewportChange);
-      window.removeEventListener('scroll', handleViewportChange, true);
-    };
-  }, [isOpen, updateDropdownPosition]);
-
-  useEffect(() => {
-    if (!isOpen) {
-      return;
-    }
-
-    const handlePointerDown = (event: PointerEvent) => {
-      const target = event.target;
-      if (!(target instanceof Node)) {
-        return;
-      }
-
-      if (containerRef.current?.contains(target) || dropdownRef.current?.contains(target)) {
-        return;
-      }
-
-      closeDropdown();
-    };
-
-    const handleKeyDown = (event: KeyboardEvent) => {
-      if (event.key === 'Escape') {
-        closeDropdown();
-      }
-    };
-
-    document.addEventListener('pointerdown', handlePointerDown, true);
-    document.addEventListener('keydown', handleKeyDown);
-
-    return () => {
-      document.removeEventListener('pointerdown', handlePointerDown, true);
-      document.removeEventListener('keydown', handleKeyDown);
-    };
-  }, [isOpen, closeDropdown]);
-
-  const currentMode = translatedModes.find(mode => mode.id === selectedMode) || translatedModes[0];
-  const IconComponent = currentMode.icon || Brain;
-
-  return (
-    <div className={`relative ${className}`} ref={containerRef}>
-      <button
-        ref={triggerRef}
-        type="button"
-        onClick={() => {
-          if (isOpen) {
-            closeDropdown();
-            return;
-          }
-
-          setIsOpen(true);
-        }}
-        className={`flex h-10 w-10 items-center justify-center rounded-full transition-all duration-200 sm:h-10 sm:w-10 ${selectedMode === 'none'
-            ? 'bg-gray-100 hover:bg-gray-200 dark:bg-gray-700 dark:hover:bg-gray-600'
-            : 'bg-blue-100 hover:bg-blue-200 dark:bg-blue-900 dark:hover:bg-blue-800'
-          }`}
-        title={t('thinkingMode.buttonTitle', { mode: currentMode.name })}
-        aria-haspopup="dialog"
-        aria-expanded={isOpen}
-      >
-        <IconComponent className={`h-5 w-5 ${currentMode.color}`} />
-      </button>
-
-      {isOpen && typeof document !== 'undefined' && createPortal(
-        <div
-          ref={dropdownRef}
-          style={dropdownStyle || { position: 'fixed', top: 0, left: 0, visibility: 'hidden' }}
-          className="flex flex-col overflow-hidden rounded-xl border border-gray-200 bg-white shadow-xl dark:border-gray-700 dark:bg-gray-800"
-          role="dialog"
-          aria-modal="false"
-        >
-          <div className="border-b border-gray-200 p-3 dark:border-gray-700">
-            <div className="flex items-center justify-between">
-              <h3 className="text-sm font-semibold text-gray-900 dark:text-white">
-                {t('thinkingMode.selector.title')}
-              </h3>
-              <button
-                type="button"
-                onClick={closeDropdown}
-                className="rounded p-1 hover:bg-gray-100 dark:hover:bg-gray-700"
-              >
-                <X className="h-4 w-4 text-gray-500" />
-              </button>
-            </div>
-            <p className="mt-1 text-xs text-gray-500 dark:text-gray-400">
-              {t('thinkingMode.selector.description')}
-            </p>
-          </div>
-
-          <div className="min-h-0 overflow-y-auto py-1">
-            {translatedModes.map((mode) => {
-              const ModeIcon = mode.icon;
-              const isSelected = mode.id === selectedMode;
-
-              return (
-                <button
-                  key={mode.id}
-                  type="button"
-                  onClick={() => {
-                    onModeChange(mode.id);
-                    closeDropdown();
-                  }}
-                  className={`w-full px-4 py-3 text-left transition-colors hover:bg-gray-50 dark:hover:bg-gray-700 ${isSelected ? 'bg-gray-50 dark:bg-gray-700' : ''
-                    }`}
-                >
-                  <div className="flex items-start gap-3">
-                    <div className={`mt-0.5 ${mode.icon ? mode.color : 'text-gray-400'}`}>
-                      {ModeIcon ? <ModeIcon className="h-5 w-5" /> : <div className="h-5 w-5" />}
-                    </div>
-                    <div className="min-w-0 flex-1">
-                      <div className="flex items-center gap-2">
-                        <span className={`text-sm font-medium ${isSelected ? 'text-gray-900 dark:text-white' : 'text-gray-700 dark:text-gray-300'
-                          }`}>
-                          {mode.name}
-                        </span>
-                        {isSelected && (
-                          <span className="rounded bg-blue-100 px-2 py-0.5 text-xs text-blue-700 dark:bg-blue-900 dark:text-blue-300">
-                            {t('thinkingMode.selector.active')}
-                          </span>
-                        )}
-                      </div>
-                      <p className="mt-0.5 text-xs text-gray-500 dark:text-gray-400">
-                        {mode.description}
-                      </p>
-                      {mode.prefix && (
-                        <code className="mt-1 inline-block rounded bg-gray-100 px-1.5 py-0.5 text-xs dark:bg-gray-700">
-                          {mode.prefix}
-                        </code>
-                      )}
-                    </div>
-                  </div>
-                </button>
-              );
-            })}
-          </div>
-
-          <div className="border-t border-gray-200 bg-gray-50 p-3 dark:border-gray-700 dark:bg-gray-900">
-            <p className="text-xs text-gray-600 dark:text-gray-400">
-              <strong>Tip:</strong> {t('thinkingMode.selector.tip')}
-            </p>
-          </div>
-        </div>,
-        document.body
-      )}
-    </div>
-  );
-}
-
-export default ThinkingModeSelector;
--- a/src/components/shell/hooks/useShellConnection.ts
+++ b/src/components/shell/hooks/useShellConnection.ts
@@ -2,7 +2,6 @@ import { useCallback, useEffect, useRef, useState } from 'react';
 import type { MutableRefObject } from 'react';
 import type { FitAddon } from '@xterm/addon-fit';
 import type { Terminal } from '@xterm/xterm';
-
 import type { Project, ProjectSession } from '../../../types/app';
 import { TERMINAL_INIT_DELAY_MS } from '../constants/constants';
 import { getShellWebSocketUrl, parseShellMessage, sendSocketMessage } from '../utils/socket';
@@ -32,8 +31,8 @@ type UseShellConnectionResult = {
  isConnected: boolean;
  isConnecting: boolean;
  closeSocket: () => void;
-  connectToShell: (options?: { forceRestart?: boolean }) => void;
-  disconnectFromShell: (options?: { suppressAutoConnect?: boolean }) => void;
+  connectToShell: () => void;
+  disconnectFromShell: () => void;
 };

 export function useShellConnection({
@@ -55,8 +54,6 @@ export function useShellConnection({
  const [isConnected, setIsConnected] = useState(false);
  const [isConnecting, setIsConnecting] = useState(false);
  const connectingRef = useRef(false);
-  const forceRestartOnInitRef = useRef(false);
-  const suppressAutoConnectRef = useRef(false);

  const handleProcessCompletion = useCallback(
    (output: string) => {
@@ -144,8 +141,6 @@ export function useShellConnection({
            }

            currentFitAddon.fit();
-            const forceRestart = forceRestartOnInitRef.current;
-            forceRestartOnInitRef.current = false;

            sendSocketMessage(socket, {
              type: 'init',
@@ -157,7 +152,6 @@ export function useShellConnection({
              rows: currentTerminal.rows,
              initialCommand: initialCommandRef.current,
              isPlainShell: isPlainShellRef.current,
-              forceRestart,
            });
          }, TERMINAL_INIT_DELAY_MS);
        };
@@ -183,7 +177,6 @@ export function useShellConnection({
        setIsConnected(false);
        setIsConnecting(false);
        connectingRef.current = false;
-        forceRestartOnInitRef.current = false;
      }
    },
    [
@@ -202,40 +195,27 @@ export function useShellConnection({
    ],
  );

-  const connectToShell = useCallback((options?: { forceRestart?: boolean }) => {
+  const connectToShell = useCallback(() => {
    if (!isInitialized || isConnected || isConnecting || connectingRef.current) {
      return;
    }

-    forceRestartOnInitRef.current = Boolean(options?.forceRestart);
-    suppressAutoConnectRef.current = false;
    connectingRef.current = true;
    setIsConnecting(true);
    connectWebSocket(true);
  }, [connectWebSocket, isConnected, isConnecting, isInitialized]);

-  const disconnectFromShell = useCallback((options?: { suppressAutoConnect?: boolean }) => {
-    if (options?.suppressAutoConnect) {
-      suppressAutoConnectRef.current = true;
-    }
-
+  const disconnectFromShell = useCallback(() => {
    closeSocket();
    clearTerminalScreen();
    setIsConnected(false);
    setIsConnecting(false);
    connectingRef.current = false;
-    forceRestartOnInitRef.current = false;
    setAuthUrl('');
  }, [clearTerminalScreen, closeSocket, setAuthUrl]);

  useEffect(() => {
-    if (
-      !autoConnect ||
-      suppressAutoConnectRef.current ||
-      !isInitialized ||
-      isConnecting ||
-      isConnected
-    ) {
+    if (!autoConnect || !isInitialized || isConnecting || isConnected) {
      return;
    }

--- a/src/components/shell/types/types.ts
+++ b/src/components/shell/types/types.ts
@@ -1,7 +1,6 @@
 import type { MutableRefObject, RefObject } from 'react';
 import type { FitAddon } from '@xterm/addon-fit';
 import type { Terminal } from '@xterm/xterm';
-
 import type { Project, ProjectSession } from '../../../types/app';

 export type AuthCopyStatus = 'idle' | 'copied' | 'failed';
@@ -16,7 +15,6 @@ export type ShellInitMessage = {
  rows: number;
  initialCommand: string | null | undefined;
  isPlainShell: boolean;
-  forceRestart?: boolean;
 };

 export type ShellResizeMessage = {
@@ -71,8 +69,8 @@ export type UseShellRuntimeResult = {
  isConnecting: boolean;
  authUrl: string;
  authUrlVersion: number;
-  connectToShell: (options?: { forceRestart?: boolean }) => void;
-  disconnectFromShell: (options?: { suppressAutoConnect?: boolean }) => void;
+  connectToShell: () => void;
+  disconnectFromShell: () => void;
  openAuthUrlInBrowser: (url?: string) => boolean;
  copyAuthUrlToClipboard: (url?: string) => Promise<boolean>;
 };
--- a/src/components/shell/view/Shell.tsx
+++ b/src/components/shell/view/Shell.tsx
@@ -1,6 +1,5 @@
 import { useCallback, useEffect, useMemo, useRef, useState } from 'react';
 import { useTranslation } from 'react-i18next';
-
 import '@xterm/xterm/css/xterm.css';
 import type { Project, ProjectSession } from '../../../types/app';
 import {
@@ -14,7 +13,6 @@ import {
 import { useShellRuntime } from '../hooks/useShellRuntime';
 import { sendSocketMessage } from '../utils/socket';
 import { getSessionDisplayName } from '../utils/auth';
-
 import ShellConnectionOverlay from './subcomponents/ShellConnectionOverlay';
 import ShellEmptyState from './subcomponents/ShellEmptyState';
 import ShellHeader from './subcomponents/ShellHeader';
@@ -48,8 +46,6 @@ export default function Shell({
  const [isRestarting, setIsRestarting] = useState(false);
  const [cliPromptOptions, setCliPromptOptions] = useState<CliPromptOption[] | null>(null);
  const promptCheckTimer = useRef<ReturnType<typeof setTimeout> | null>(null);
-  const restartTimerRef = useRef<ReturnType<typeof setTimeout> | null>(null);
-  const restartAfterInitRef = useRef(false);
  const onOutputRef = useRef<(() => void) | null>(null);

  const {
@@ -144,7 +140,6 @@ export default function Shell({
  useEffect(() => {
    return () => {
      if (promptCheckTimer.current) clearTimeout(promptCheckTimer.current);
-      if (restartTimerRef.current) clearTimeout(restartTimerRef.current);
    };
  }, []);

@@ -195,42 +190,12 @@ export default function Shell({
  );

  const handleRestartShell = useCallback(() => {
-    restartAfterInitRef.current = true;
    setIsRestarting(true);
-    if (restartTimerRef.current) {
-      clearTimeout(restartTimerRef.current);
-    }
-    restartTimerRef.current = setTimeout(() => {
+    window.setTimeout(() => {
      setIsRestarting(false);
-      restartTimerRef.current = null;
    }, SHELL_RESTART_DELAY_MS);
  }, []);

-  const handleDisconnectShell = useCallback(() => {
-    restartAfterInitRef.current = false;
-    if (restartTimerRef.current) {
-      clearTimeout(restartTimerRef.current);
-      restartTimerRef.current = null;
-    }
-    setIsRestarting(false);
-    disconnectFromShell({ suppressAutoConnect: true });
-  }, [disconnectFromShell]);
-
-  useEffect(() => {
-    if (
-      !restartAfterInitRef.current ||
-      isRestarting ||
-      !isInitialized ||
-      isConnected ||
-      isConnecting
-    ) {
-      return;
-    }
-
-    restartAfterInitRef.current = false;
-    connectToShell({ forceRestart: true });
-  }, [connectToShell, isConnected, isConnecting, isInitialized, isRestarting]);
-
  if (!selectedProject) {
    return (
      <ShellEmptyState
@@ -289,7 +254,7 @@ export default function Shell({
        isRestarting={isRestarting}
        hasSession={Boolean(selectedSession)}
        sessionDisplayNameShort={sessionDisplayNameShort}
-        onDisconnect={handleDisconnectShell}
+        onDisconnect={disconnectFromShell}
        onRestart={handleRestartShell}
        statusNewSessionText={t('shell.status.newSession')}
        statusInitializingText={t('shell.status.initializing')}
@@ -298,7 +263,7 @@ export default function Shell({
        disconnectTitle={t('shell.actions.disconnectTitle')}
        restartLabel={t('shell.actions.restart')}
        restartTitle={t('shell.actions.restartTitle')}
-        disableRestart={isRestarting || !isInitialized}
+        disableRestart={isRestarting || isConnected}
      />

      <div className="relative flex-1 overflow-hidden p-2">
@@ -316,7 +281,7 @@ export default function Shell({
            connectLabel={t('shell.actions.connect')}
            connectTitle={t('shell.actions.connectTitle')}
            connectingLabel={t('shell.connecting')}
-            onConnect={handleRestartShell}
+            onConnect={connectToShell}
          />
        )}

--- a/src/components/shell/view/subcomponents/ShellConnectionOverlay.tsx
+++ b/src/components/shell/view/subcomponents/ShellConnectionOverlay.tsx
@@ -1,5 +1,3 @@
-import { Loader2, RotateCcw } from 'lucide-react';
-
 type ShellConnectionOverlayProps = {
  mode: 'loading' | 'connect' | 'connecting';
  description: string;
@@ -21,42 +19,40 @@ export default function ShellConnectionOverlay({
 }: ShellConnectionOverlayProps) {
  if (mode === 'loading') {
    return (
-      <div className="absolute inset-0 z-20 flex items-center justify-center bg-gray-950/90">
-        <div className="inline-flex items-center gap-2 text-sm font-medium text-gray-100">
-          <Loader2 className="h-4 w-4 animate-spin text-blue-300" aria-hidden="true" />
-          <span>{loadingLabel}</span>
-        </div>
+      <div className="absolute inset-0 flex items-center justify-center bg-gray-900 bg-opacity-90">
+        <div className="text-white">{loadingLabel}</div>
      </div>
    );
  }

  if (mode === 'connect') {
    return (
-      <div className="absolute inset-0 z-20 flex items-center justify-center bg-gray-950/90 p-6">
-        <div className="flex w-full max-w-md flex-col items-center gap-3 text-center">
+      <div className="absolute inset-0 flex items-center justify-center bg-gray-900 bg-opacity-90 p-4">
+        <div className="w-full max-w-sm text-center">
          <button
-            type="button"
            onClick={onConnect}
-            className="pointer-events-auto inline-flex min-h-12 w-full max-w-xs cursor-pointer items-center justify-center gap-2 rounded-md bg-emerald-600 px-5 py-3 text-base font-semibold text-white shadow-lg shadow-emerald-950/30 transition-colors hover:bg-emerald-500 focus:outline-none focus:ring-2 focus:ring-emerald-300 focus:ring-offset-2 focus:ring-offset-gray-950 active:bg-emerald-700"
+            className="flex w-full items-center justify-center space-x-2 rounded-lg bg-green-600 px-6 py-3 text-base font-medium text-white transition-colors hover:bg-green-700 sm:w-auto"
            title={connectTitle}
          >
-            <RotateCcw className="h-4 w-4" aria-hidden="true" />
-            <span className="min-w-0 truncate">{connectLabel}</span>
+            <svg className="h-5 w-5" fill="none" stroke="currentColor" viewBox="0 0 24 24">
+              <path strokeLinecap="round" strokeLinejoin="round" strokeWidth={2} d="M13 10V3L4 14h7v7l9-11h-7z" />
+            </svg>
+            <span>{connectLabel}</span>
          </button>
-          <p className="max-w-md break-words px-2 text-sm leading-6 text-gray-300">{description}</p>
+          <p className="mt-3 px-2 text-sm text-gray-400">{description}</p>
        </div>
      </div>
    );
  }

  return (
-    <div className="absolute inset-0 z-20 flex items-center justify-center bg-gray-950/90 p-6">
-      <div className="flex w-full max-w-md flex-col items-center gap-3 text-center">
-        <div className="flex items-center justify-center gap-3 text-yellow-300">
-          <Loader2 className="h-5 w-5 animate-spin" aria-hidden="true" />
+    <div className="absolute inset-0 flex items-center justify-center bg-gray-900 bg-opacity-90 p-4">
+      <div className="w-full max-w-sm text-center">
+        <div className="flex items-center justify-center space-x-3 text-yellow-400">
+          <div className="h-6 w-6 animate-spin rounded-full border-2 border-yellow-400 border-t-transparent"></div>
          <span className="text-base font-medium">{connectingLabel}</span>
        </div>
-        <p className="max-w-md break-words px-2 text-sm leading-6 text-gray-300">{description}</p>
+        <p className="mt-3 px-2 text-sm text-gray-400">{description}</p>
      </div>
    </div>
  );
--- a/src/components/shell/view/subcomponents/ShellHeader.tsx
+++ b/src/components/shell/view/subcomponents/ShellHeader.tsx
@@ -1,5 +1,3 @@
-import { RotateCcw, X } from 'lucide-react';
-
 type ShellHeaderProps = {
  isConnected: boolean;
  isInitialized: boolean;
@@ -52,27 +50,34 @@ export default function ShellHeader({
          {isRestarting && <span className="text-xs text-blue-400">{statusRestartingText}</span>}
        </div>

-        <div className="flex items-center gap-2">
+        <div className="flex items-center space-x-3">
          {isConnected && (
            <button
-              type="button"
              onClick={onDisconnect}
-              className="inline-flex h-8 items-center gap-1.5 rounded-md bg-red-600 px-3 text-xs font-medium text-white transition-colors hover:bg-red-700 focus:outline-none focus:ring-2 focus:ring-red-400/70 focus:ring-offset-2 focus:ring-offset-gray-800"
+              className="flex items-center space-x-1 rounded bg-red-600 px-3 py-1 text-xs text-white hover:bg-red-700"
              title={disconnectTitle}
            >
-              <X className="h-3.5 w-3.5" aria-hidden="true" />
+              <svg className="h-3 w-3" fill="none" stroke="currentColor" viewBox="0 0 24 24">
+                <path strokeLinecap="round" strokeLinejoin="round" strokeWidth={2} d="M6 18L18 6M6 6l12 12" />
+              </svg>
              <span>{disconnectLabel}</span>
            </button>
          )}

          <button
-            type="button"
            onClick={onRestart}
            disabled={disableRestart}
-            className="inline-flex h-8 items-center gap-1.5 rounded-md border border-gray-600/80 bg-gray-700/70 px-3 text-xs font-medium text-gray-100 transition-colors hover:border-blue-400/70 hover:bg-blue-600/80 hover:text-white focus:outline-none focus:ring-2 focus:ring-blue-400/70 focus:ring-offset-2 focus:ring-offset-gray-800 disabled:cursor-not-allowed disabled:border-transparent disabled:bg-transparent disabled:text-gray-500 disabled:opacity-60"
+            className="flex items-center space-x-1 text-xs text-gray-400 hover:text-white disabled:cursor-not-allowed disabled:opacity-50"
            title={restartTitle}
          >
-            <RotateCcw className={`h-3.5 w-3.5 ${isRestarting ? 'animate-spin' : ''}`} aria-hidden="true" />
+            <svg className="h-3 w-3" fill="none" stroke="currentColor" viewBox="0 0 24 24">
+              <path
+                strokeLinecap="round"
+                strokeLinejoin="round"
+                strokeWidth={2}
+                d="M4 4v5h.582m15.356 2A8.001 8.001 0 004.582 9m0 0H9m11 11v-5h-.581m0 0a8.003 8.003 0 01-15.357-2m15.357 2H15"
+              />
+            </svg>
            <span>{restartLabel}</span>
          </button>
        </div>
--- a/src/i18n/locales/de/chat.json
+++ b/src/i18n/locales/de/chat.json
@@ -138,42 +138,6 @@
    "clearInput": "Eingabe leeren",
    "scrollToBottom": "Nach unten scrollen"
  },
-  "thinkingMode": {
-    "selector": {
-      "title": "Denkmodus",
-      "description": "Erweitertes Denken gibt Claude mehr Zeit, Alternativen zu evaluieren",
-      "active": "Aktiv",
-      "tip": "Höhere Denkmodi brauchen mehr Zeit, liefern aber eine gründlichere Analyse"
-    },
-    "modes": {
-      "none": {
-        "name": "Standard",
-        "description": "Reguläre Claude-Antwort",
-        "prefix": ""
-      },
-      "think": {
-        "name": "Denken",
-        "description": "Grundlegendes erweitertes Denken",
-        "prefix": "think"
-      },
-      "thinkHard": {
-        "name": "Intensiv denken",
-        "description": "Gründlichere Auswertung",
-        "prefix": "think hard"
-      },
-      "thinkHarder": {
-        "name": "Sehr intensiv denken",
-        "description": "Tiefgehende Analyse mit Alternativen",
-        "prefix": "think harder"
-      },
-      "ultrathink": {
-        "name": "Ultradenken",
-        "description": "Maximales Denkbudget",
-        "prefix": "ultrathink"
-      }
-    },
-    "buttonTitle": "Denkmodus: {{mode}}"
-  },
  "providerSelection": {
    "title": "KI-Assistent wählen",
    "description": "Anbieter auswählen, um eine neue Unterhaltung zu starten",
--- a/src/i18n/locales/en/chat.json
+++ b/src/i18n/locales/en/chat.json
@@ -139,42 +139,6 @@
    "clearInput": "Clear input",
    "scrollToBottom": "Scroll to bottom"
  },
-  "thinkingMode": {
-    "selector": {
-      "title": "Thinking Mode",
-      "description": "Extended thinking gives Claude more time to evaluate alternatives",
-      "active": "Active",
-      "tip": "Higher thinking modes take more time but provide more thorough analysis"
-    },
-    "modes": {
-      "none": {
-        "name": "Standard",
-        "description": "Regular Claude response",
-        "prefix": ""
-      },
-      "think": {
-        "name": "Think",
-        "description": "Basic extended thinking",
-        "prefix": "think"
-      },
-      "thinkHard": {
-        "name": "Think Hard",
-        "description": "More thorough evaluation",
-        "prefix": "think hard"
-      },
-      "thinkHarder": {
-        "name": "Think Harder",
-        "description": "Deep analysis with alternatives",
-        "prefix": "think harder"
-      },
-      "ultrathink": {
-        "name": "Ultrathink",
-        "description": "Maximum thinking budget",
-        "prefix": "ultrathink"
-      }
-    },
-    "buttonTitle": "Thinking mode: {{mode}}"
-  },
  "providerSelection": {
    "title": "Choose Your AI Assistant",
    "description": "Select a provider to start a new conversation",
@@ -229,7 +193,7 @@
      "disconnect": "Disconnect",
      "disconnectTitle": "Disconnect from shell",
      "restart": "Restart",
-      "restartTitle": "Restart Shell",
+      "restartTitle": "Restart Shell (disconnect first)",
      "connect": "Continue in Shell",
      "connectTitle": "Connect to shell"
    },
--- a/src/i18n/locales/it/chat.json
+++ b/src/i18n/locales/it/chat.json
@@ -138,42 +138,6 @@
    "clearInput": "Cancella input",
    "scrollToBottom": "Scorri in basso"
  },
-  "thinkingMode": {
-    "selector": {
-      "title": "Modalità ragionamento",
-      "description": "Il ragionamento esteso dà a Claude più tempo per valutare le alternative",
-      "active": "Attivo",
-      "tip": "Modalità di ragionamento più elevate richiedono più tempo ma forniscono un'analisi più approfondita"
-    },
-    "modes": {
-      "none": {
-        "name": "Standard",
-        "description": "Risposta Claude normale",
-        "prefix": ""
-      },
-      "think": {
-        "name": "Pensa",
-        "description": "Ragionamento esteso base",
-        "prefix": "think"
-      },
-      "thinkHard": {
-        "name": "Pensa di più",
-        "description": "Valutazione più approfondita",
-        "prefix": "think hard"
-      },
-      "thinkHarder": {
-        "name": "Pensa ancora",
-        "description": "Analisi profonda con alternative",
-        "prefix": "think harder"
-      },
-      "ultrathink": {
-        "name": "Ultrapensiero",
-        "description": "Budget massimo di ragionamento",
-        "prefix": "ultrathink"
-      }
-    },
-    "buttonTitle": "Modalità ragionamento: {{mode}}"
-  },
  "providerSelection": {
    "title": "Scegli il tuo assistente AI",
    "description": "Seleziona un provider per iniziare una nuova conversazione",
--- a/src/i18n/locales/ja/chat.json
+++ b/src/i18n/locales/ja/chat.json
@@ -117,42 +117,6 @@
    "clickToChangeMode": "クリックで権限モードを変更（または入力欄でTab）",
    "showAllCommands": "すべてのコマンドを表示"
  },
-  "thinkingMode": {
-    "selector": {
-      "title": "思考モード",
-      "description": "拡張思考によりClaudeがより多くの選択肢を検討できます",
-      "active": "有効",
-      "tip": "高い思考モードは時間がかかりますが、より深い分析が得られます"
-    },
-    "modes": {
-      "none": {
-        "name": "標準",
-        "description": "通常のClaudeの応答",
-        "prefix": ""
-      },
-      "think": {
-        "name": "Think",
-        "description": "基本的な拡張思考",
-        "prefix": "think"
-      },
-      "thinkHard": {
-        "name": "Think Hard",
-        "description": "より深い検討",
-        "prefix": "think hard"
-      },
-      "thinkHarder": {
-        "name": "Think Harder",
-        "description": "代替案を含む深い分析",
-        "prefix": "think harder"
-      },
-      "ultrathink": {
-        "name": "Ultrathink",
-        "description": "最大限の思考予算",
-        "prefix": "ultrathink"
-      }
-    },
-    "buttonTitle": "思考モード: {{mode}}"
-  },
  "providerSelection": {
    "title": "AIアシスタントを選択",
    "description": "新しい会話を始めるプロバイダーを選択してください",
--- a/src/i18n/locales/ko/chat.json
+++ b/src/i18n/locales/ko/chat.json
@@ -120,42 +120,6 @@
    "clearInput": "입력 지우기",
    "scrollToBottom": "맨 아래로 스크롤"
  },
-  "thinkingMode": {
-    "selector": {
-      "title": "Thinking 모드",
-      "description": "확장된 thinking은 Claude에게 대안을 평가할 시간을 더 줍니다",
-      "active": "활성",
-      "tip": "높은 thinking 모드는 시간이 더 걸리지만 더 철저한 분석을 제공합니다"
-    },
-    "modes": {
-      "none": {
-        "name": "Standard",
-        "description": "일반 Claude 응답",
-        "prefix": ""
-      },
-      "think": {
-        "name": "Think",
-        "description": "기본 확장 thinking",
-        "prefix": "think"
-      },
-      "thinkHard": {
-        "name": "Think Hard",
-        "description": "더 철저한 평가",
-        "prefix": "think hard"
-      },
-      "thinkHarder": {
-        "name": "Think Harder",
-        "description": "대안을 포함한 심층 분석",
-        "prefix": "think harder"
-      },
-      "ultrathink": {
-        "name": "Ultrathink",
-        "description": "최대 thinking 예산",
-        "prefix": "ultrathink"
-      }
-    },
-    "buttonTitle": "Thinking 모드: {{mode}}"
-  },
  "providerSelection": {
    "title": "AI 어시스턴트 선택",
    "description": "새 대화를 시작할 프로바이더를 선택하세요",
--- a/src/i18n/locales/ru/chat.json
+++ b/src/i18n/locales/ru/chat.json
@@ -138,42 +138,6 @@
    "clearInput": "Очистить ввод",
    "scrollToBottom": "Прокрутить вниз"
  },
-  "thinkingMode": {
-    "selector": {
-      "title": "Режим размышления",
-      "description": "Расширенное размышление дает Claude больше времени для оценки альтернатив",
-      "active": "Активен",
-      "tip": "Более высокие режимы размышления занимают больше времени, но обеспечивают более тщательный анализ"
-    },
-    "modes": {
-      "none": {
-        "name": "Стандартный",
-        "description": "Обычный ответ Claude",
-        "prefix": ""
-      },
-      "think": {
-        "name": "Думать",
-        "description": "Базовое расширенное размышление",
-        "prefix": "думать"
-      },
-      "thinkHard": {
-        "name": "Думать усердно",
-        "description": "Более тщательная оценка",
-        "prefix": "думать усердно"
-      },
-      "thinkHarder": {
-        "name": "Думать еще усерднее",
-        "description": "Глубокий анализ с альтернативами",
-        "prefix": "думать еще усерднее"
-      },
-      "ultrathink": {
-        "name": "Ультра-размышление",
-        "description": "Максимальный бюджет размышления",
-        "prefix": "ультра-размышление"
-      }
-    },
-    "buttonTitle": "Режим размышления: {{mode}}"
-  },
  "providerSelection": {
    "title": "Выберите вашего AI-ассистента",
    "description": "Выберите провайдера для начала нового разговора",
--- a/src/i18n/locales/tr/chat.json
+++ b/src/i18n/locales/tr/chat.json
@@ -138,42 +138,6 @@
    "clearInput": "Girdiyi temizle",
    "scrollToBottom": "En alta git"
  },
-  "thinkingMode": {
-    "selector": {
-      "title": "Düşünme Modu",
-      "description": "Uzatılmış düşünme, Claude'a alternatifleri değerlendirmek için daha fazla zaman verir",
-      "active": "Aktif",
-      "tip": "Daha yüksek düşünme modları daha fazla zaman alır ama daha kapsamlı analiz sağlar"
-    },
-    "modes": {
-      "none": {
-        "name": "Standart",
-        "description": "Normal Claude yanıtı",
-        "prefix": ""
-      },
-      "think": {
-        "name": "Düşün",
-        "description": "Temel uzatılmış düşünme",
-        "prefix": "think"
-      },
-      "thinkHard": {
-        "name": "Daha Fazla Düşün",
-        "description": "Daha kapsamlı değerlendirme",
-        "prefix": "think hard"
-      },
-      "thinkHarder": {
-        "name": "Derin Düşün",
-        "description": "Alternatiflerle derin analiz",
-        "prefix": "think harder"
-      },
-      "ultrathink": {
-        "name": "Ultra Düşün",
-        "description": "Maksimum düşünme bütçesi",
-        "prefix": "ultrathink"
-      }
-    },
-    "buttonTitle": "Düşünme modu: {{mode}}"
-  },
  "providerSelection": {
    "title": "AI Asistanını Seç",
    "description": "Yeni bir konuşma başlatmak için bir sağlayıcı seç",
--- a/src/i18n/locales/zh-CN/chat.json
+++ b/src/i18n/locales/zh-CN/chat.json
@@ -120,42 +120,6 @@
    "clearInput": "清空输入",
    "scrollToBottom": "滚动到底部"
  },
-  "thinkingMode": {
-    "selector": {
-      "title": "思考模式",
-      "description": "扩展思考给 Claude 更多时间来评估替代方案",
-      "active": "激活",
-      "tip": "更高的思考模式需要更多时间，但提供更彻底的分析"
-    },
-    "modes": {
-      "none": {
-        "name": "标准",
-        "description": "常规 Claude 响应",
-        "prefix": ""
-      },
-      "think": {
-        "name": "思考",
-        "description": "基本扩展思考",
-        "prefix": "思考"
-      },
-      "thinkHard": {
-        "name": "深入思考",
-        "description": "更彻底的评估",
-        "prefix": "深入思考"
-      },
-      "thinkHarder": {
-        "name": "更深入思考",
-        "description": "考虑替代方案的深度分析",
-        "prefix": "更深入思考"
-      },
-      "ultrathink": {
-        "name": "超级思考",
-        "description": "最大思考预算",
-        "prefix": "超级思考"
-      }
-    },
-    "buttonTitle": "思考模式：{{mode}}"
-  },
  "providerSelection": {
    "title": "选择您的 AI 助手",
    "description": "选择一个供应商以开始新对话",