what changed.

• ~Set CLAUDE_BASH_NO_LOGIN environment variable to 1 or true to to skip login shell for BashTool
• ~No longer inform Claude of the list of allowed tools when permission is denied
• ↑Improved VSCode extension performance for large files

• +Added SlashCommand tool, which enables Claude to invoke your slash commands. https://code.claude.com/docs/en/slash-commands#SlashCommand-tool
• ~Bash permission rules now support output redirections when matching (e.g., `Bash(python:*)` matches `python script.py > output.txt`)
• ~Enhanced BashTool environment snapshot logging

• ~Enhanced sessions dialog responsiveness and visual feedback
• ↑Improved VSCode extension command registry and sessions dialog user experience
• ✓Fix input lag during typing, especially noticeable with large prompts

• +Support dynamic headers for MCP servers via headersHelper configuration
• ✓Fix Windows issue where process visually freezes on entering interactive mode
• ✓Fix thinking mode not working in headless sessions

• +Add Ctrl-R history search to recall previous commands like bash/zsh
• +Add sed command to auto-allowed commands in acceptEdits mode
• +Add permissions management hint to /add-dir output

• ~Improve thinking mode display with enhanced visual effects
• ~Type /t to temporarily disable thinking mode in your prompt
• ~Improve path validation for glob and grep tools

+You can now use our stateful Responses API to process requests.

• −Deprecated piped input in interactive mode
• ~Move Ctrl+R keybinding for toggling transcript to Ctrl+O

• ~1.6.5: Performance improvements
• ~1.6.7: Enhanced git diff parsing
• ~1.6.8: Shell command reliability improvements

• +Transcript mode (Ctrl+R)Added the model used to generate each assistant message
• +HooksAdded systemMessage support for SessionEnd hooks
• +Added spinnerTipsEnabled setting to disable spinner tips

• ~/model now validates provided model names
• ✓Fixed Bash tool crashes caused by malformed shell syntax parsing

• ~/terminal-setup command now supports WezTerm
• ~MCP: OAuth tokens now proactively refresh before expiration
• ✓Fixed reliability issues with background Bash processes

• +SDKAdded partial message streaming support via `--include-partial-messages` CLI flag

• ✓WindowsFixed path permission matching to consistently use POSIX format (e.g., `Read(//c/Users/...)`)

• +VertexAdd support for global endpoints for supported models
• +SDKAdd custom tools as callbacks
• +Added /todos command to list current todo items

• +WindowsAdd alt + v shortcut for pasting images from clipboard
• +Support NO_PROXY environment variable to bypass proxy for specified hostnames and IPs

• ~Settings file changes take effect immediately - no restart required

• +Introduced ANTHROPIC_DEFAULT_SONNET_MODEL and `ANTHROPIC_DEFAULT_OPUS_MODEL` for controlling model aliases opusplan, opus, and sonnet.
• ~Status line input now includes `exceeds_200k_tokens`
• ~BedrockUpdated default Sonnet model to Sonnet 4

• ~Tab now aware of full notebook.
• ~Copy cell content in Chat references code instead of pasting raw text
• ~Edit notebook tool are available for all models

• +Added /context to help users self-serve debug context issues
• +SDKAdded UUID support for all SDK messages
• +SDKAdded --replay-user-messages to replay user messages back to stdout