2026-05-01
- PR branch decoration displays correctly in the footer regardless of model name length
- /clear and /new reset the active custom agent selection
- Assistant responses stream with smoother text output
copilot plugin listshows the correct version after runningcopilot plugin update- Add support for
client_credentialsOAuth grant type for MCP servers, enabling fully headless authentication without a browser - Subagents correctly evaluate tool search support for their own model instead of inheriting the parent session's settings
- Switching sessions with /new or /resume no longer carries over pending messages to the new session
- CLI no longer hangs at 100% CPU when sending a large file attachment
- Resume session picker no longer shows duplicate entries for the same Mission Control-backed session
- Session resume selector displays summaries on a single line, truncated to fit the column width
- Print "Exiting…" to stderr immediately on Ctrl+C during prompt mode so shutdown progress is visible
- /research uses an orchestrator/subagent model for more thorough and reliable deep research results
- Autopilot mode now limits continuation messages to 5 by default (configurable with --max-autopilot-continues)
- Automatically clean up old CLI package versions from disk during auto-update
- Remote session statusline shows the remote working directory and branch instead of local context
- /update no longer re-submits the original -i prompt after restarting
- Detect Azure DevOps repositories and auto-disable the GitHub MCP server
- Session history, file tracking, and the /chronicle command are now available to all users
- Skills are available as slash commands in ACP clients, matching the CLI experience
- Resuming a session no longer falsely reports it as in use after a previous CLI process exited unexpectedly
- --config-dir now propagates correctly to plugin subcommands; --config-dir is deprecated in favor of COPILOT_HOME
- Mouse selection works while the /ask response dialog is open, so its content can be highlighted and copied
- Improve CLI startup speed by loading custom CA certificates asynchronously
- Remote control link shows the full URL in the timeline instead of 'Open in browser'
- ACP clients (e.g. Zed) now display the agent's live plan as it works through multi-step tasks
- Add toggle for custom statusLine.command visibility in the statusline picker
- ACP clients can now list and switch custom agents via the agent config option
- MCP OAuth tokens cache correctly when multiple servers share the same URL but use different static OAuth client IDs
- MCP tool names with dots or other invalid characters are now sanitized correctly
- Ctrl+C and double-Esc remove pending queued messages one at a time instead of all at once
- Slash command suggestions rank prefix matches above fuzzy matches
- Prompt mode (-p) now gates repo hooks and workspace MCP behind opt-in env vars (GITHUB_COPILOT_PROMPT_MODE_REPO_HOOKS and GITHUB_COPILOT_PROMPT_MODE_WORKSPACE_MCP) for secure-by-default behavior