GitHub Copilot CLI v0.0.421

GitHub Copilot CLI v0.0.421 was released on .

Summary

2026-03-03 - Autopilot permission dialog appears on first prompt submission instead of on mode switch - AUTO theme now reads your terminal's ANSI color palette and uses it directly, so colors match...

Release Context

  • This was the 44th GitHub Copilot CLI release of 2026 tracked by Havoptic.
  • It shipped 4 days after GitHub Copilot CLI v0.0.420 (February 27, 2026).

Shipped around the same time

Within 3 days of this release, other AI coding tools also shipped:

Compare GitHub Copilot CLI: vs Claude Code · vs OpenAI Codex CLI · vs Cursor · vs Gemini CLI · vs Kiro CLI · vs Devin Desktop · vs Antigravity CLI

Release Notes

2026-03-03 - Autopilot permission dialog appears on first prompt submission instead of on mode switch - AUTO theme now reads your terminal's ANSI color palette and uses it directly, so colors match your terminal theme - Add structured form input for the askuser tool using MCP Elicitations (experimental) - Plugin commands read extraKnownMarketplaces from project-level .claude/settings.json for Claude compatibility - Git hooks can detect Copilot CLI subprocesses via the COPILOTCLI=1 environment variable to skip interactive prompts - Spurious "write EIO" error entries no longer appear in the timeline during session resume or terminal state transitions - Python-based MCP servers no longer time out due to buffered stdout - Error when --model flag specifies an unavailable model - MCP server availability correctly updates after signing in, switching accounts, or signing out - Display clickable PR reference next to branch name in the status bar - Add --plugin-dir flag to load a plugin from a local directory - Mouse text selection is automatically copied to the Linux primary selection buffer (middle-click to paste) - Fix VS Code shift+enter and ctrl+enter keybindings for multiline input - Use consistent ~/.copilot/pkg path for auto-update instead of XDGSTATEHOME - ACP clients can configure reasoning effort via session config options - Click links in the terminal to open them in your default browser - Support repo-level config via .github/copilot/config.json for shared project settings like marketplaces and launch messages - Streaming output no longer truncates when running in alt-screen mode - Right-click paste no longer produces garbled text on Windows - Shell command output on Windows no longer renders as "No changes detected" in the timeline - GitHub API errors no longer appear as raw HTTP messages in the terminal when using the reference picker - Markdown tables render with proper column widths, word wrap, and Unicode borders that adapt to terminal width - MCP elicitation form displays taller multi-line text input, hides tab bar for single-field forms, and fixes error flashing on field navigation

View original release

Other Recent GitHub Copilot CLI Releases

All GitHub Copilot CLI releases · All AI coding tool releases on Havoptic