Agent-Mode

GitHub has moved Copilot CLI to general availability for all Copilot subscribers, bringing full agent mode to the terminal. The GA release, announced via the official GitHub changelog, adds the capability to plan, write, debug, and review code without leaving the shell — along with custom agent definitions and sub-agent support for JetBrains IDEs. For developers who live in the terminal, this is the Copilot integration they’ve been waiting for. The browser and IDE-based Copilot experiences have matured significantly, but the command line remained a second-class citizen until today. ...

GitHub Copilot CLI went generally available today with full agent mode — and it’s the most significant upgrade to terminal-native AI development since GitHub CLI launched. This guide gets you set up and running productive agent workflows from the shell without touching a browser or IDE. Prerequisites GitHub account with an active Copilot Individual, Team, or Enterprise subscription Node.js 18+ (for the npm package) GitHub CLI (gh) version 2.40 or later A Unix-like terminal (macOS Terminal, iTerm2, Windows Terminal with WSL, or any Linux terminal) Step 1: Install the Copilot CLI Extension Copilot CLI installs as a gh extension. If you have gh installed and authenticated, run: ...