How to Use Cline, the VS Code AI Agent, Without Losing Control of Your Codebase

Cline is a VS Code extension that gives an AI agent direct capabilities including file read/write, terminal command execution, browser control, and API integrations with providers like Claude and OpenRouter. While it defaults to requesting user confirmation before each action, that safeguard can be disabled, creating risks for developers who do not deliberately define the agent's boundaries upfront. A key practical danger highlighted is the habit of reflexively approving every prompt without reading it, which turns a real control mechanism into a rubber stamp. Teams adopting code agents often perform well in early weeks when attention is high, but errors tend to emerge later through unexpected command side effects rather than flawed generated code. The author argues that Cline's value lies not in its autonomy but in how well users design and enforce its operational limits before deploying it on real projects.