Claude Code: What's New in December 2025
A summary of all updates, new features, and bug fixes released for Claude Code during December 2025.
New Features in December 2025
- Added Language Server Protocol (LSP) tool support for code intelligence features like go-to-definition, find references, and hover documentation(v2.0.74)
- Added support for the /terminal-setup command across Kitty, Alacritty, Zed, and Warp terminals(v2.0.74)
- Added ctrl+t shortcut within the /theme command to toggle syntax highlighting on and off(v2.0.74)
- Added syntax highlighting information directly to the theme picker interface(v2.0.74)
- Added clickable [Image #N] links that open attached images in the default viewer(v2.0.73)
- Added alt-y yank-pop functionality to cycle through kill ring history after ctrl-y yank(v2.0.73)
- Added search filtering to the plugin discover screen, allowing filtering by name, description, or marketplace(v2.0.73)
- Added support for custom session IDs when forking sessions using --session-id combined with --resume, --continue, or --fork-session(v2.0.73)
- [VSCode] Added tab icon badges showing pending permissions (blue) and unread completions (orange)(v2.0.73)
Bug Fixes in December 2025
- Fixed an issue where the skill's `allowed-tools` configuration was not being applied to tools invoked by that skill(v2.0.74)
- Resolved an issue where the Opus 4.5 tip was incorrectly displayed to users already running Opus(v2.0.74)
- Fixed a potential crash scenario that occurred when syntax highlighting failed to initialize properly(v2.0.74)
- Fixed a visual bug in /plugins discover where the list selection indicator remained visible while the search box was focused(v2.0.74)
- Fixed macOS keyboard shortcuts to correctly display 'opt' instead of 'alt'(v2.0.74)
- Fixed slow input history cycling and a race condition that could overwrite text after message submission(v2.0.73)
Improvements in December 2025
- Improved the visualization of the /context command by grouping skills and agents based on source, slash commands, and sorting by token count(v2.0.74)
- Fixed improper rendering issues experienced on Windows systems(v2.0.74)
- Added a gift tag pictogram to the year-end promotion message within the VSCode integration(v2.0.74)
- Improved the /theme command to open the theme picker directly(v2.0.73)
- Improved the theme picker UI(v2.0.73)
- Improved search UX across resume session, permissions, and plugins screens by using a unified SearchBox component(v2.0.73)
All Releases in December 2025
v2.0.744 features5 fixesThis release introduces significant code intelligence capabilities with the addition of LSP support for features like go-to-definition and hover documentation. Several key bugs have been resolved, including fixes for tool invocation permissions and stability issues related to syntax highlighting initialization. Users will also benefit from improved context command visualization and expanded terminal setup options.
v2.0.735 features1 fixThis release introduces several new quality-of-life features, including clickable image links and enhanced kill ring cycling. Users will also benefit from improved search experiences across various screens and better visual feedback via new tab icon badges in VS Code. A critical bug related to input history overwriting text has also been resolved.