Support COPILOT_GH_HOST environment variable for GitHub hostname, taking precedence over GH_HOST
Press Ctrl+Y (in addition to Tab) to accept the highlighted option in completion popups (@-mentions, path completions, slash commands)
Add /session delete, delete , and delete-all subcommands, and x-to-delete in the session picker
MCP server names with spaces and special characters are now supported
Skill slash commands (e.g. /skill-name) passed as the initial prompt via -i are recognized correctly on startup
Shell completion notifications are not duplicated when read_bash already returned the result
--continue prefers resuming sessions from the current working directory instead of the most recently touched session
Status line script now includes context window fields that match the model badge and /context output
User settings are now stored in ~/.copilot/settings.json, separate from internal state in config.json
Name sessions with --name and resume them by name with --resume=
Configure Copilot agent now has shell access on Windows
Show a helpful error message with install instructions when clipboard utilities (wl-clipboard or xclip) are missing on Linux
LSP server entries in lsp.json support configurable spawn, initialization, and warmup timeouts
Context window indicator in the statusline is now hidden by default
Move MCP OAuth into the shared runtime flow and clear associated OAuth state when removing an MCP server.
Added a GitHub-style contribution graph to /usage that adapts to terminal color mode and falls back to distinct glyphs in no-color terminals
Self-correcting custom tool calls in agentic loop
Cursor movement, deletion, and rendering work correctly for emoji and multi-codepoint characters in the text input
Tool availability detection works correctly on Windows
Session token expiry during a turn is handled automatically without requiring you to resend your message
Initial tab and arrow key navigation in /cwd and /add-dir path picker selects the correct item
Transient I/O errors no longer appear as red error entries in the timeline when an IDE or extension disconnects
Custom agents and skills in ~/.claude/ are no longer incorrectly loaded as Copilot project config
Login command restores interactive input correctly after authentication
Improve rendering performance when displaying large amounts of text in the timeline
Sync task calls block until completion under MULTI_TURN_AGENTS instead of auto-promoting to background after 60s; sync no longer returns a reusable agent_id, use mode: "background" for follow-ups
Tab navigation supports Home/End keys to jump to first and last tab
Plugins take effect immediately after install without requiring a restart
Add continueOnAutoMode config option to automatically switch to auto model on rate limit instead of pausing
Auto mode no longer fails with an error when switching to a model that doesn't support the configured reasoning effort
Pattern-specific instruction files (.github/instructions/*.instructions.md) no longer include their full body in the system prompt on every session
Extension shutdown errors no longer appear as error-level log noise on every session exit
LSP refactoring tools now register correctly on the first turn when LSP configs are present
Add HTTP hook support, allowing hooks to POST JSON payloads to a configured URL instead of running a local command
Hide subagent thinking from the timeline
Custom agent name is now visible in the statusline footer and can be toggled via /statusline
Pressing Escape on startup dialogs no longer causes race conditions
grep and glob tools now accept multiple search paths