GitHub Copilot CLI v0.0.354

GitHub Copilot CLI v0.0.354 was released on .

Summary

2025-11-03 - Exit with nonzero code when -p mode fails due to LLM backend errors (auth failures, quota exhaustion, network issues) - Support for MCP server tool notifications - Support for COPILOTG...

Release Context

  • This was the 27th GitHub Copilot CLI release of 2025 tracked by Havoptic.
  • It shipped 6 days after GitHub Copilot CLI v0.0.353 (October 28, 2025).

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

2025-11-03 - Exit with nonzero code when -p mode fails due to LLM backend errors (auth failures, quota exhaustion, network issues) - Support for MCP server tool notifications - Support for COPILOTGITHUBTOKEN environment variable for authentication (takes precedence over GHTOKEN) - Improved shell command safety with better heredoc handling outside of commands - Diff hunk lines now properly fill the width of the diff box - MCP servers in GitHub Actions environments automatically use GITHUBWORKSPACE as working directory - /delegate command now works correctly when no local changes exist - Custom agents with special characters in filenames no longer fail - Better error messages when using unsupported models with /model command

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