v2.1.6 Claude Code Release Notes

Jan 13, 2026

Claude's Analysisby Sonnet 4.6

Five commands upgraded (/config search, /doctor update info, /stats date filters, /skills auto-discovery) plus a shell permission-bypass security fix and 12 bug fixes.

Changes

Total Changes (vs Average)

2.1×

Version Type

Patch

Release Focus

Mixed

Days Since Prior Release

Release # This Month

#8 of 26

Bug Fix Ratio

48%

Post-Release Edits

—

Change Category

Ecosystem Impact

Terminals have received fixes in 5 of the last 10 releases, with Kitty keyboard protocol issues recurring. Plugins/Skills also reached 5 of 10 — Claude Code's non-editor surfaces absorb steady maintenance attention alongside command expansion.

Key Themes

5Command Surface Expansion|5Security & Stability Hardening|3Terminal Input Reliability|2MCP Process & API Cleanup|9UX Polish Across Surfaces

May Help If You've Noticed

MCP server processes keep running in the background after listing or disconnecting

Added6 changes

•Added search functionality to /config command for quickly filtering settings
•Added Updates section to /doctor showing auto-update channel and available npm versions (stable/latest)
•Added date range filtering to /stats command - press r to cycle between Last 7 days, Last 30 days, and All time
•Added automatic discovery of skills from nested .claude/skills directories when working with files in subdirectories
•Added context_window.used_percentage and context_window.remaining_percentage fields to status line input for easier context window display
•Added an error display when the editor fails during Ctrl+G

Improved3 changes

•Improved the external CLAUDE.md imports approval dialog to show which files are being imported and from where
•Improved the /tasks dialog to go directly to task details when there's only one background task running
•Improved @ autocomplete with icons for different suggestion types and single-line formatting

Fixed12 changes

•Fixed permission bypass via shell line continuation that could allow blocked commands to execute
•Fixed false "File has been unexpectedly modified" errors when file watchers touch files without changing content
•Fixed text styling (bold, colors) getting progressively misaligned in multi-line responses
•Fixed the feedback panel closing unexpectedly when typing 'n' in the description field
•Fixed rate limit warning appearing at low usage after weekly reset (now requires 70% usage)
•Fixed rate limit options menu incorrectly auto-opening when resuming a previous session
•Fixed numpad keys outputting escape sequences instead of characters in Kitty keyboard protocol terminals
•Fixed Option+Return not inserting newlines in Kitty keyboard protocol terminals
•Fixed corrupted config backup files accumulating in the home directory (now only one backup is created per config file)
•Fixed mcp list and mcp get commands leaving orphaned MCP server processes
•Fixed visual artifacts in ink2 mode when nodes become hidden via display:none
•[VSCode] Fixed usage indicator not updating after manual compact

Changed3 changes

•Updated "Help improve Claude" setting fetch to refresh OAuth and retry when it fails due to a stale OAuth token
•Changed task notification display to cap at 3 lines with overflow summary when multiple background tasks complete simultaneously
•Changed terminal title to "Claude Code" on startup for better window identification

Removed1 change

•Removed ability to @-mention MCP servers to enable/disable - use /mcp enable <name> instead

Added6 changes

•Added search functionality to /config command for quickly filtering settings

•Added Updates section to /doctor showing auto-update channel and available npm versions (stable/latest)

•Added date range filtering to /stats command - press r to cycle between Last 7 days, Last 30 days, and All time

•Added automatic discovery of skills from nested .claude/skills directories when working with files in subdirectories

•Added context_window.used_percentage and context_window.remaining_percentage fields to status line input for easier context window display

•Added an error display when the editor fails during Ctrl+G

Improved3 changes

•Improved the external CLAUDE.md imports approval dialog to show which files are being imported and from where

•Improved the /tasks dialog to go directly to task details when there's only one background task running

•Improved @ autocomplete with icons for different suggestion types and single-line formatting

Fixed12 changes

•Fixed permission bypass via shell line continuation that could allow blocked commands to execute

•Fixed false "File has been unexpectedly modified" errors when file watchers touch files without changing content

•Fixed text styling (bold, colors) getting progressively misaligned in multi-line responses

•Fixed the feedback panel closing unexpectedly when typing 'n' in the description field

•Fixed rate limit warning appearing at low usage after weekly reset (now requires 70% usage)

•Fixed rate limit options menu incorrectly auto-opening when resuming a previous session

•Fixed numpad keys outputting escape sequences instead of characters in Kitty keyboard protocol terminals

•Fixed Option+Return not inserting newlines in Kitty keyboard protocol terminals

•Fixed corrupted config backup files accumulating in the home directory (now only one backup is created per config file)

•Fixed mcp list and mcp get commands leaving orphaned MCP server processes

•Fixed visual artifacts in ink2 mode when nodes become hidden via display:none

•[VSCode] Fixed usage indicator not updating after manual compact

Changed3 changes

•Updated "Help improve Claude" setting fetch to refresh OAuth and retry when it fails due to a stale OAuth token

•Changed task notification display to cap at 3 lines with overflow summary when multiple background tasks complete simultaneously

•Changed terminal title to "Claude Code" on startup for better window identification

v2.1.6 Claude Code Release Notes

Changes in Claude Code v2.1.6

Added6 changes

Improved3 changes

Fixed12 changes

Changed3 changes

Removed1 change

v2.1.6 Claude Code Release Notes

Changes in Claude Code v2.1.6

Added6 changes

Improved3 changes

Fixed12 changes

Changed3 changes

Removed1 change