Copilot CLI v0.0.400-0: MCP & Theme Picker

TL;DR

• MCP server instructions support and theme picker with `/theme` command
• Better keyboard bindings (Ctrl+A/E/W/U/K, Alt+arrows) and multiline input support
• Fixed ordered lists, Windows Terminal paste issues, and Code Review tool for large changesets

New

• MCP server instructions support — CLI now handles MCP server instructions for better integration and control
• Theme picker with `/theme` command — Switch between GitHub Dark and Light themes directly in the CLI
• Model switching during sessions — ACP server now supports changing models without restarting
• Progress indicator in terminal tab — Shows when the CLI is thinking for better UX feedback
• Fuzzy search in model picker — Faster model selection with search capability

Improved

• MCP server cleanup — CLI now sends DELETE requests to properly remove MCP servers on shutdown
• Markdown table headers — Headers now display in bold for better readability
• UNIX keyboard bindings — Full support for Ctrl+A/E/W/U/K and Alt+arrow navigation, plus multiline content in text inputs

Fixed

• Ordered list formatting — Lists now display with numbers instead of dashes
• Windows Terminal paste support — Fixed issues when pasting large content
• Freeform text input in pickers — Text input now works correctly in list selection
• Code Review tool for large changesets — Now ignores build artifacts and limits analysis to 100 files to handle scale

Update with: npm install -g @github/copilot-cli@0.0.400-0

Source: Copilot CLI