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Before You Begin

  1. Create your account at app.cline.bot for access to multiple AI models, seamless setup without managing API keys, and occasional free inferencing.
  2. Choose your platform: VS Code, Cursor, JetBrains IDEs, CLI (macOS/Linux preview), VSCodium, or Windsurf.

Installation Instructions

1

Open VS Code or Cursor

Launch the editor on your computer.
2

Open Extensions

Press Ctrl/Cmd + Shift + X or click the Extensions icon in the Activity Bar.
3

Search for Cline

Type “Cline” in the search bar.
4

Install

Click the Install button on the Cline extension.
5

Access Cline

Click the Cline icon in the Activity Bar, or open Command Palette (Ctrl/Cmd + Shift + P) and type “Cline: Open In New Tab”.
If VS Code shows “Running extensions might…” dialog, click Allow. If you don’t see the Cline icon, restart VS Code.

Sign In & Start Building

CLI users: If you installed via CLI, you already authenticated during setup with cline auth. You’re ready to go!
  1. Open Cline in your editor:
    • VS Code/Cursor/VSCodium/Windsurf: Click the Cline icon in the Activity Bar
    • JetBrains: Go to ViewTool WindowsCline
  2. Sign in by clicking the Sign Up button in the Cline interface. You’ll be redirected to app.cline.bot to authenticate.
  3. Start building! After signing in, you’ll automatically return to your editor—Cline is ready to help.

Setting Up Cline in the Right Sidebar

For the best coding experience, we recommend moving Cline to the right sidebar. This keeps your project files visible on the left while you chat with Cline on the right, giving you full visibility of your codebase as Cline works.
1

Align Extension View

Make sure your extension view is aligned vertically to the left.
2

Open Right Side View

Click the button that opens the right side panel (typically used for GitHub Copilot chat), or use Option + Cmd/Ctrl + B.
3

Drag Cline Icon

Drag the Cline icon over to the nav panel at the top of that right view.
VS Code Right Sidebar Setup

Troubleshooting

Can’t Find Cline in the Marketplace

Sometimes Cline doesn’t show up in search results if you’re looking in the wrong tab or using an incompatible IDE version. Make sure you’re searching in the Marketplace tab (not Installed), try searching for “Cline AI” instead, and verify your IDE is up to date. If installation fails, restart your IDE and check your internet connection.

Cline Icon Not Appearing After Install

The most common fix is a full restart—close your IDE completely (File → Exit) and reopen it. In VS Code/Cursor/VSCodium, you can also open the Command Palette (Ctrl/Cmd + Shift + P) and type “Cline: Open In New Tab”. In JetBrains, check ViewTool WindowsCline. If it’s still missing, verify the plugin is enabled in your Extensions/Plugins settings.

CLI: Node.js or Permission Errors

Cline CLI requires Node.js 20 or higher. Run node --version to check—if you need to upgrade, use nvm (nvm install 22 && nvm use 22) or download from nodejs.org. For permission errors on npm install -g, either prefix with sudo on macOS/Linux or configure npm to use a user-owned directory for global packages.

Plugin Installed But Not Working

If Cline appears installed but doesn’t respond, try disabling and re-enabling the extension in your IDE’s settings. Check the Developer Console (VS Code: Help → Toggle Developer Tools) or Event Log (JetBrains) for error messages. Also ensure you’re using a supported IDE version and close any resource-intensive extensions that might interfere.

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