How to Use Cline 2026
TL;DR. Cline is an open-source AI coding agent that runs inside VS Code. You bring your own API key, it reads and writes your actual files, runs terminal commands, and controls a browser — all from a chat sidebar. If you want full transparency and control over which model you use and what you spend, Cline is the right tool. What Cline Actually Is Cline is a VS Code extension that wraps an AI mode…