Claude Code Changelog

v0.2.21

Thu, 23 Jan 2025 04:04:09 +0000

Fuzzy matching for /commands

v0.2.26

Sat, 25 Jan 2025 04:04:09 +0000

New /approved-tools command for managing tool permissions
Word-level diff display for improved code readability
Fuzzy matching for slash commands

v0.2.30

Mon, 27 Jan 2025 04:04:09 +0000

Added ANSI color theme for better terminal compatibility
Fixed issue where slash command arguments weren't being sent properly
(Mac-only) API keys are now stored in macOS Keychain

v0.2.31

Wed, 29 Jan 2025 04:04:09 +0000

Custom slash commands: Markdown files in .claude/commands/ directories now appear as custom slash commands to insert prompts into your conversation
MCP debug mode: Run with --mcp-debug flag to get more information about MCP server errors

v0.2.32

Fri, 31 Jan 2025 04:04:09 +0000

Interactive MCP setup wizard: Run "claude mcp add" to add MCP servers with a step-by-step interface
Fix for some PersistentShell issues

v0.2.34

Sun, 02 Feb 2025 04:04:09 +0000

Vim bindings for text input - enable with /vim or /config

v0.2.36

Tue, 04 Feb 2025 04:04:09 +0000

Import MCP servers from Claude Desktop with `claude mcp add-from-claude-desktop`
Add MCP servers as JSON strings with `claude mcp add-json `

v0.2.37

Thu, 06 Feb 2025 04:04:09 +0000

New /release-notes command lets you view release notes at any time
`claude config add/remove` commands now accept multiple values separated by commas or spaces

v0.2.41

Sat, 08 Feb 2025 04:04:09 +0000

MCP server startup timeout can now be configured via MCP_TIMEOUT environment variable
MCP server startup no longer blocks the app from starting up

v0.2.44

Mon, 10 Feb 2025 04:04:09 +0000

Ask Claude to make a plan with thinking mode: just say 'think' or 'think harder' or even 'ultrathink'

v0.2.47

Wed, 12 Feb 2025 04:04:09 +0000

Press Tab to auto-complete file and folder names
Press Shift + Tab to toggle auto-accept for file edits
Automatic conversation compaction for infinite conversation length (toggle with /config)

v0.2.49

Fri, 14 Feb 2025 04:04:09 +0000

Previous MCP server scopes have been renamed: previous "project" scope is now "local" and "global" scope is now "user"

v0.2.50

Sun, 16 Feb 2025 04:04:09 +0000

New MCP "project" scope now allows you to add MCP servers to .mcp.json files and commit them to your repository

v0.2.53

Tue, 18 Feb 2025 04:04:09 +0000

New web fetch tool lets Claude view URLs that you paste in
Fixed a bug with JPEG detection

v0.2.54

Thu, 20 Feb 2025 04:04:09 +0000

Quickly add to Memory by starting your message with '#'
Press ctrl+r to see full output for long tool results
Added support for MCP SSE transport

v0.2.59

Sat, 22 Feb 2025 04:04:09 +0000

Copy+paste images directly into your prompt
Improved progress indicators for bash and fetch tools
Bugfixes for non-interactive mode (-p)

v0.2.61

Mon, 24 Feb 2025 04:04:09 +0000

Navigate menus with vim-style keys (j/k) or bash/emacs shortcuts (Ctrl+n/p) for faster interaction
Enhanced image detection for more reliable clipboard paste functionality
Fixed an issue where ESC key could crash the conversation history selector

v0.2.63

Wed, 26 Feb 2025 04:04:09 +0000

Fixed an issue where MCP tools were loaded twice, which caused tool call errors

v0.2.66

Fri, 28 Feb 2025 04:04:09 +0000

Print mode (-p) now supports streaming output via --output-format=stream-json
Fixed issue where pasting could trigger memory or bash mode unexpectedly

v0.2.67

Sun, 02 Mar 2025 04:04:09 +0000

Shared project permission rules can be saved in .claude/settings.json

v0.2.69

Tue, 04 Mar 2025 04:04:09 +0000

Fixed UI glitches with improved Select component behavior
Enhanced terminal output display with better text truncation logic

v0.2.70

Thu, 06 Mar 2025 04:04:09 +0000

Network commands like curl are now available for Claude to use
Claude can now run multiple web queries in parallel
Pressing ESC once immediately interrupts Claude in Auto-accept mode

v0.2.72

Sat, 08 Mar 2025 04:04:09 +0000

Updated spinner to indicate tokens loaded and tool usage

v0.2.74

Mon, 10 Mar 2025 04:04:09 +0000

Added support for refreshing dynamically generated API keys (via apiKeyHelper), with a 5 minute TTL
Task tool can now perform writes and run bash commands

v0.2.75

Wed, 12 Mar 2025 04:04:09 +0000

Hit Enter to queue up additional messages while Claude is working
Drag in or copy/paste image files directly into the prompt
@-mention files to directly add them to context
Run one-off MCP servers with `claude --mcp-config `
Improved performance for filename auto-complete

v0.2.82

Fri, 14 Mar 2025 04:04:09 +0000

Added support for --disallowedTools
Renamed tools for consistency: LSTool -> LS, View -> Read, etc.

v0.2.93

Sun, 16 Mar 2025 04:04:09 +0000

Resume conversations from where you left off from with "claude --continue" and "claude --resume"
Claude now has access to a Todo list that helps it stay on track and be more organized

v0.2.96

Tue, 18 Mar 2025 04:04:09 +0000

Claude Code can now also be used with a Claude Max subscription (https://claude.ai/upgrade)

v0.2.98

Thu, 20 Mar 2025 04:04:09 +0000

Fixed an issue where auto-compact was running twice

v0.2.100

Sat, 22 Mar 2025 04:04:09 +0000

Fixed a crash caused by a stack overflow error
Made db storage optional; missing db support disables --continue and --resume

v0.2.102

Mon, 24 Mar 2025 04:04:09 +0000

Improved thinking triggering reliability
Improved @mention reliability for images and folders
You can now paste multiple large chunks into one prompt

v0.2.105

Wed, 26 Mar 2025 04:04:09 +0000

Claude can now search the web
Moved system & account status to /status
Added word movement keybindings for Vim
Improved latency for startup, todo tool, and file edits

v0.2.106

Fri, 28 Mar 2025 04:04:09 +0000

MCP SSE server configs can now specify custom headers
Fixed a bug where MCP permission prompt didn't always show correctly

v0.2.107

Sun, 30 Mar 2025 04:04:09 +0000

CLAUDE.md files can now import other files. Add @path/to/file.md to ./CLAUDE.md to load additional files on launch

v0.2.108

Tue, 01 Apr 2025 04:04:09 +0000

You can now send messages to Claude while it works to steer Claude in real-time
Introduced BASH_DEFAULT_TIMEOUT_MS and BASH_MAX_TIMEOUT_MS env vars
Fixed a bug where thinking was not working in -p mode
Fixed a regression in /cost reporting
Deprecated MCP wizard interface in favor of other MCP commands
Lots of other bugfixes and improvements

v0.2.117

Thu, 03 Apr 2025 04:04:09 +0000

Breaking change: --print JSON output now returns nested message objects, for forwards-compatibility as we introduce new metadata fields
Introduced settings.cleanupPeriodDays
Introduced CLAUDE_CODE_API_KEY_HELPER_TTL_MS env var
Introduced --debug mode

v0.2.125

Sat, 05 Apr 2025 04:04:09 +0000

Breaking change: Bedrock ARN passed to `ANTHROPIC_MODEL` or `ANTHROPIC_SMALL_FAST_MODEL` should no longer contain an escaped slash (specify `/` instead of `%2F`)
Removed `DEBUG=true` in favor of `ANTHROPIC_LOG=debug`, to log all requests

v1.0.0

Mon, 07 Apr 2025 04:04:09 +0000

Claude Code is now generally available
Introducing Sonnet 4 and Opus 4 models

v1.0.1

Wed, 09 Apr 2025 04:04:09 +0000

Added `DISABLE_INTERLEAVED_THINKING` to give users the option to opt out of interleaved thinking.
Improved model references to show provider-specific names (Sonnet 3.7 for Bedrock, Sonnet 4 for Console)
Updated documentation links and OAuth process descriptions

v1.0.4

Fri, 11 Apr 2025 04:04:09 +0000

Fixed a bug where MCP tool errors weren't being parsed correctly

v1.0.6

Sun, 13 Apr 2025 04:04:09 +0000

Improved edit reliability for tab-indented files
Respect CLAUDE_CONFIG_DIR everywhere
Reduced unnecessary tool permission prompts
Added support for symlinks in @file typeahead
Bugfixes, UI polish, and tool reliability improvements

v1.0.7

Tue, 15 Apr 2025 04:04:09 +0000

Renamed /allowed-tools -> /permissions
Migrated allowedTools and ignorePatterns from .claude.json -> settings.json
Deprecated claude config commands in favor of editing settings.json
Fixed a bug where --dangerously-skip-permissions sometimes didn't work in --print mode
Improved error handling for /install-github-app
Bugfixes, UI polish, and tool reliability improvements

v1.0.8

Thu, 17 Apr 2025 04:04:09 +0000

Fixed Vertex AI region fallback when using CLOUD_ML_REGION
Increased default otel interval from 1s -> 5s
Fixed edge cases where MCP_TIMEOUT and MCP_TOOL_TIMEOUT weren't being respected
Fixed a regression where search tools unnecessarily asked for permissions
Added support for triggering thinking non-English languages
Improved compacting UI

v1.0.10

Sat, 19 Apr 2025 04:04:09 +0000

Added markdown table support
Improved streaming performance

v1.0.11

Mon, 21 Apr 2025 04:04:09 +0000

Claude Code can now also be used with a Claude Pro subscription
Added /upgrade for smoother switching to Claude Max plans
Improved UI for authentication from API keys and Bedrock/Vertex/external auth tokens
Improved shell configuration error handling
Improved todo list handling during compaction

v1.0.17

Wed, 23 Apr 2025 04:04:09 +0000

We now emit messages from sub-tasks in -p mode (look for the parent_tool_use_id property)
Fixed crashes when the VS Code diff tool is invoked multiple times quickly
MCP server list UI improvements
Update Claude Code process title to display "claude" instead of "node"

v1.0.18

Fri, 25 Apr 2025 04:04:09 +0000

Added --add-dir CLI argument for specifying additional working directories
Added streaming input support without require -p flag
Improved startup performance and session storage performance
Added CLAUDE_BASH_MAINTAIN_PROJECT_WORKING_DIR environment variable to freeze working directory for bash commands
Added detailed MCP server tools display (/mcp)
MCP authentication and permission improvements
Added auto-reconnection for MCP SSE connections on disconnect
Fixed issue where pasted content was lost when dialogs appeared

v1.0.21

Sun, 27 Apr 2025 04:04:09 +0000

Improved editing of files with tab-based indentation
Fix for tool_use without matching tool_result errors
Fixed a bug where stdio MCP server processes would linger after quitting Claude Code

v1.0.22

Tue, 29 Apr 2025 04:04:09 +0000

SDK: Renamed `total_cost` to `total_cost_usd`

v1.0.23

Thu, 01 May 2025 04:04:09 +0000

Released TypeScript SDK: import @anthropic-ai/claude-code to get started
Released Python SDK: pip install claude-code-sdk to get started

v1.0.24

Sat, 03 May 2025 04:04:09 +0000

Improved /mcp output
Fixed a bug where settings arrays got overwritten instead of merged

v1.0.25

Mon, 05 May 2025 04:04:09 +0000

Slash commands: moved "project" and "user" prefixes to descriptions
Slash commands: improved reliability for command discovery
Improved support for Ghostty
Improved web search reliability

v1.0.27

Wed, 07 May 2025 04:04:09 +0000

Streamable HTTP MCP servers are now supported
Remote MCP servers (SSE and HTTP) now support OAuth
MCP resources can now be @-mentioned
/resume slash command to switch conversations within Claude Code

v1.0.28

Fri, 09 May 2025 04:04:09 +0000

Slash commands: Fix selector display during history navigation
Resizes images before upload to prevent API size limit errors
Added XDG_CONFIG_HOME support to configuration directory
Performance optimizations for memory usage
New attributes (terminal.type, language) in OpenTelemetry logging

v1.0.29

Sun, 11 May 2025 04:04:09 +0000

Improved CJK character support in cursor navigation and rendering

v1.0.30

Tue, 13 May 2025 04:04:09 +0000

Custom slash commands: Run bash output, @-mention files, enable thinking with thinking keywords
Improved file path autocomplete with filename matching
Added timestamps in Ctrl-r mode and fixed Ctrl-c handling
Enhanced jq regex support for complex filters with pipes and select

v1.0.31

Thu, 15 May 2025 04:04:09 +0000

Fixed a bug where ~/.claude.json would get reset when file contained invalid JSON

v1.0.32

Sat, 17 May 2025 04:04:09 +0000

Updated loopback config for litellm
Added forceLoginMethod setting to bypass login selection screen

v1.0.33

Mon, 19 May 2025 04:04:09 +0000

Improved logging functionality with session ID support
Added prompt input undo functionality (Ctrl+Z and vim 'u' command)
Improvements to plan mode

v1.0.34

Wed, 21 May 2025 04:04:09 +0000

Fixed a memory leak causing a MaxListenersExceededWarning message to appear

v1.0.35

Fri, 23 May 2025 04:04:09 +0000

Added support for MCP OAuth Authorization Server discovery

v1.0.36

Sun, 25 May 2025 04:04:09 +0000

Web search now takes today's date into context
Fixed a bug where stdio MCP servers were not terminating properly on exit

v1.0.37

Tue, 27 May 2025 04:04:09 +0000

Remove ability to set `Proxy-Authorization` header via ANTHROPIC_AUTH_TOKEN or apiKeyHelper

v1.0.38

Thu, 29 May 2025 04:04:09 +0000

Released hooks. Special thanks to community input in https://github.com/anthropics/claude-code/issues/712. Docs: https://docs.claude.com/en/docs/claude-code/hooks

v1.0.39

Sat, 31 May 2025 04:04:09 +0000

New Active Time metric in OpenTelemetry logging

v1.0.40

Mon, 02 Jun 2025 04:04:09 +0000

Fixed a bug causing API connection errors with UNABLE_TO_GET_ISSUER_CERT_LOCALLY if `NODE_EXTRA_CA_CERTS` was set

v1.0.41

Wed, 04 Jun 2025 04:04:09 +0000

Hooks: Split Stop hook triggering into Stop and SubagentStop
Hooks: Enabled optional timeout configuration for each command
Hooks: Added "hook_event_name" to hook input
Fixed a bug where MCP tools would display twice in tool list
New tool parameters JSON for Bash tool in `tool_decision` event

v1.0.42

Fri, 06 Jun 2025 04:04:09 +0000

Added tilde (`~`) expansion support to `/add-dir` command

v1.0.43

Sun, 08 Jun 2025 04:04:09 +0000

Fixed a bug where the theme selector was saving excessively
Hooks: Added EPIPE system error handling

v1.0.44

Tue, 10 Jun 2025 04:04:09 +0000

New /export command lets you quickly export a conversation for sharing
MCP: resource_link tool results are now supported
MCP: tool annotations and tool titles now display in /mcp view
Changed Ctrl+Z to suspend Claude Code. Resume by running `fg`. Prompt input undo is now Ctrl+U.

v1.0.45

Thu, 12 Jun 2025 04:04:09 +0000

Redesigned Search (Grep) tool with new tool input parameters and features
Disabled IDE diffs for notebook files, fixing "Timeout waiting after 1000ms" error
Fixed config file corruption issue by enforcing atomic writes
Updated prompt input undo to Ctrl+\_ to avoid breaking existing Ctrl+U behavior, matching zsh's undo shortcut
Stop Hooks: Fixed transcript path after /clear and fixed triggering when loop ends with tool call
Custom slash commands: Restored namespacing in command names based on subdirectories. For example, .claude/commands/frontend/component.md is now /frontend:component, not /component.

v1.0.48

Sat, 14 Jun 2025 04:04:09 +0000

Fixed a bug in v1.0.45 where the app would sometimes freeze on launch
Added progress messages to Bash tool based on the last 5 lines of command output
Added expanding variables support for MCP server configuration
Moved shell snapshots from /tmp to ~/.claude for more reliable Bash tool calls
Improved IDE extension path handling when Claude Code runs in WSL
Hooks: Added a PreCompact hook
Vim mode: Added c, f/F, t/T

v1.0.51

Mon, 16 Jun 2025 04:04:09 +0000

Added support for native Windows (requires Git for Windows)
Added support for Bedrock API keys through environment variable AWS_BEARER_TOKEN_BEDROCK
Settings: /doctor can now help you identify and fix invalid setting files
`--append-system-prompt` can now be used in interactive mode, not just --print/-p.
Increased auto-compact warning threshold from 60% to 80%
Fixed an issue with handling user directories with spaces for shell snapshots
OTEL resource now includes os.type, os.version, host.arch, and wsl.version (if running on Windows Subsystem for Linux)
Custom slash commands: Fixed user-level commands in subdirectories
Plan mode: Fixed issue where rejected plan from sub-task would get discarded

v1.0.52

Wed, 18 Jun 2025 04:04:09 +0000

Added support for MCP server instructions

v1.0.53

Fri, 20 Jun 2025 04:04:09 +0000

Updated @-mention file truncation from 100 lines to 2000 lines
Add helper script settings for AWS token refresh: awsAuthRefresh (for foreground operations like aws sso login) and awsCredentialExport (for background operation with STS-like response).

v1.0.54

Sun, 22 Jun 2025 04:04:09 +0000

Hooks: Added UserPromptSubmit hook and the current working directory to hook inputs
Custom slash commands: Added argument-hint to frontmatter
Windows: OAuth uses port 45454 and properly constructs browser URL
Windows: mode switching now uses alt + m, and plan mode renders properly
Shell: Switch to in-memory shell snapshot to fix file-related errors

v1.0.55

Tue, 24 Jun 2025 04:04:09 +0000

Clarified knowledge cutoff for Opus 4 and Sonnet 4 models
Windows: fixed Ctrl+Z crash
SDK: Added ability to capture error logging
Add --system-prompt-file option to override system prompt in print mode

v1.0.56

Thu, 26 Jun 2025 04:04:09 +0000

Windows: Enabled shift+tab for mode switching on versions of Node.js that support terminal VT mode
Fixes for WSL IDE detection
Fix an issue causing awsRefreshHelper changes to .aws directory not to be picked up

v1.0.57

Sat, 28 Jun 2025 04:04:09 +0000

Added support for specifying a model in slash commands
Improved permission messages to help Claude understand allowed tools
Fix: Remove trailing newlines from bash output in terminal wrapping

v1.0.58

Mon, 30 Jun 2025 04:04:09 +0000

Added support for reading PDFs
MCP: Improved server health status display in 'claude mcp list'
Hooks: Added CLAUDE_PROJECT_DIR env var for hook commands

v1.0.59

Wed, 02 Jul 2025 04:04:09 +0000

SDK: Added tool confirmation support with canUseTool callback
SDK: Allow specifying env for spawned process
Hooks: Exposed PermissionDecision to hooks (including "ask")
Hooks: UserPromptSubmit now supports additionalContext in advanced JSON output
Fixed issue where some Max users that specified Opus would still see fallback to Sonnet

v1.0.60

Fri, 04 Jul 2025 04:04:09 +0000

You can now create custom subagents for specialized tasks! Run /agents to get started

v1.0.61

Sun, 06 Jul 2025 04:04:09 +0000

Transcript mode (Ctrl+R): Changed Esc to exit transcript mode rather than interrupt
Settings: Added `--settings` flag to load settings from a JSON file
Settings: Fixed resolution of settings files paths that are symlinks
OTEL: Fixed reporting of wrong organization after authentication changes
Slash commands: Fixed permissions checking for allowed-tools with Bash
IDE: Added support for pasting images in VSCode MacOS using ⌘+V
IDE: Added `CLAUDE_CODE_AUTO_CONNECT_IDE=false` for disabling IDE auto-connection
Added `CLAUDE_CODE_SHELL_PREFIX` for wrapping Claude and user-provided shell commands run by Claude Code

v1.0.62

Tue, 08 Jul 2025 04:04:09 +0000

Added @-mention support with typeahead for custom agents. @ to invoke it
Hooks: Added SessionStart hook for new session initialization
/add-dir command now supports typeahead for directory paths
Improved network connectivity check reliability

v1.0.63

Thu, 10 Jul 2025 04:04:09 +0000

Windows: Fixed file search, @agent mentions, and custom slash commands functionality

v1.0.64

Sat, 12 Jul 2025 04:04:09 +0000

Agents: Added model customization support - you can now specify which model an agent should use
Agents: Fixed unintended access to the recursive agent tool
Hooks: Added systemMessage field to hook JSON output for displaying warnings and context
SDK: Fixed user input tracking across multi-turn conversations
Added hidden files to file search and @-mention suggestions

v1.0.65

Mon, 14 Jul 2025 04:04:09 +0000

IDE: Fixed connection stability issues and error handling for diagnostics
Windows: Fixed shell environment setup for users without .bashrc files

v1.0.68

Wed, 16 Jul 2025 04:04:09 +0000

Fix incorrect model names being used for certain commands like `/pr-comments`
Windows: improve permissions checks for allow / deny tools and project trust. This may create a new project entry in `.claude.json` - manually merge the history field if desired.
Windows: improve sub-process spawning to eliminate "No such file or directory" when running commands like pnpm
Enhanced /doctor command with CLAUDE.md and MCP tool context for self-serve debugging
SDK: Added canUseTool callback support for tool confirmation
Added `disableAllHooks` setting
Improved file suggestions performance in large repos

v1.0.69

Fri, 18 Jul 2025 04:04:09 +0000

Upgraded Opus to version 4.1

v1.0.70

Sun, 20 Jul 2025 04:04:09 +0000

Performance: Optimized message rendering for better performance with large contexts
Windows: Fixed native file search, ripgrep, and subagent functionality
Added support for @-mentions in slash command arguments

v1.0.71

Tue, 22 Jul 2025 04:04:09 +0000

Background commands: (Ctrl-b) to run any Bash command in the background so Claude can keep working (great for dev servers, tailing logs, etc.)
Customizable status line: add your terminal prompt to Claude Code with /statusline

v1.0.72

Thu, 24 Jul 2025 04:04:09 +0000

Ask permissions: have Claude Code always ask for confirmation to use specific tools with /permissions

v1.0.73

Sat, 26 Jul 2025 04:04:09 +0000

MCP: Support multiple config files with `--mcp-config file1.json file2.json`
MCP: Press Esc to cancel OAuth authentication flows
Bash: Improved command validation and reduced false security warnings
UI: Enhanced spinner animations and status line visual hierarchy
Linux: Added support for Alpine and musl-based distributions (requires separate ripgrep installation)

v1.0.77

Mon, 28 Jul 2025 04:04:09 +0000

Bash tool: Fix heredoc and multiline string escaping, improve stderr redirection handling
SDK: Add session support and permission denial tracking
Fix token limit errors in conversation summarization
Opus Plan Mode: New setting in `/model` to run Opus only in plan mode, Sonnet otherwise

v1.0.80

Wed, 30 Jul 2025 04:04:09 +0000

UI improvements: Fix text contrast for custom subagent colors and spinner rendering issues

v1.0.81

Fri, 01 Aug 2025 04:04:09 +0000

Released output styles, including new built-in educational output styles "Explanatory" and "Learning". Docs: https://docs.claude.com/en/docs/claude-code/output-styles
Agents: Fix custom agent loading when agent files are unparsable

v1.0.82

Sun, 03 Aug 2025 04:04:09 +0000

SDK: Add request cancellation support
SDK: New additionalDirectories option to search custom paths, improved slash command processing
Settings: Validation prevents invalid fields in .claude/settings.json files
MCP: Improve tool name consistency
Bash: Fix crash when Claude tries to automatically read large files

v1.0.83

Tue, 05 Aug 2025 04:04:09 +0000

@-mention: Support files with spaces in path
New shimmering spinner

v1.0.84

Thu, 07 Aug 2025 04:04:09 +0000

Fix tool_use/tool_result id mismatch error when network is unstable
Fix Claude sometimes ignoring real-time steering when wrapping up a task
@-mention: Add ~/.claude/\* files to suggestions for easier agent, output style, and slash command editing
Use built-in ripgrep by default; to opt out of this behavior, set USE_BUILTIN_RIPGREP=0

v1.0.85

Sat, 09 Aug 2025 04:04:09 +0000

Status line input now includes session cost info
Hooks: Introduced SessionEnd hook

v1.0.86

Mon, 11 Aug 2025 04:04:09 +0000

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

v1.0.88

Wed, 13 Aug 2025 04:04:09 +0000

Fixed issue causing "OAuth authentication is currently not supported"
Status line input now includes `exceeds_200k_tokens`
Fixed incorrect usage tracking in /cost.
Introduced `ANTHROPIC_DEFAULT_SONNET_MODEL` and `ANTHROPIC_DEFAULT_OPUS_MODEL` for controlling model aliases opusplan, opus, and sonnet.
Bedrock: Updated default Sonnet model to Sonnet 4

v1.0.90

Fri, 15 Aug 2025 04:04:09 +0000

Settings file changes take effect immediately - no restart required

v1.0.93

Sun, 17 Aug 2025 04:04:09 +0000

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

v1.0.94

Tue, 19 Aug 2025 04:04:09 +0000

Vertex: add support for global endpoints for supported models
/memory command now allows direct editing of all imported memory files
SDK: Add custom tools as callbacks
Added /todos command to list current todo items

v1.0.97

Thu, 21 Aug 2025 04:04:09 +0000

Settings: /doctor now validates permission rule syntax and suggests corrections

v1.0.106

Sat, 23 Aug 2025 04:04:09 +0000

Windows: Fixed path permission matching to consistently use POSIX format (e.g., `Read(//c/Users/...)`)

v1.0.109

Mon, 25 Aug 2025 04:04:09 +0000

SDK: Added partial message streaming support via `--include-partial-messages` CLI flag

v1.0.110

Wed, 27 Aug 2025 04:04:09 +0000

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

v1.0.111

Fri, 29 Aug 2025 04:04:09 +0000

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

v1.0.112

Sun, 31 Aug 2025 04:04:09 +0000

Transcript mode (Ctrl+R): Added the model used to generate each assistant message
Addressed issue where some Claude Max users were incorrectly recognized as Claude Pro users
Hooks: Added systemMessage support for SessionEnd hooks
Added `spinnerTipsEnabled` setting to disable spinner tips
IDE: Various improvements and bug fixes

v1.0.113

Tue, 02 Sep 2025 04:04:09 +0000

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

v1.0.115

Thu, 04 Sep 2025 04:04:09 +0000

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
Show condensed output for post-tool hooks to reduce visual clutter
Fix visual feedback when loading state completes
Improve UI consistency for permission request dialogs

v1.0.117

Sat, 06 Sep 2025 04:04:09 +0000

Add Ctrl-R history search to recall previous commands like bash/zsh
Fix input lag while typing, especially on Windows
Add sed command to auto-allowed commands in acceptEdits mode
Fix Windows PATH comparison to be case-insensitive for drive letters
Add permissions management hint to /add-dir output

v1.0.119

Mon, 08 Sep 2025 04:04:09 +0000

Fix Windows issue where process visually freezes on entering interactive mode
Support dynamic headers for MCP servers via headersHelper configuration
Fix thinking mode not working in headless sessions
Fix slash commands now properly update allowed tools instead of replacing them

v1.0.120

Wed, 10 Sep 2025 04:04:09 +0000

Fix input lag during typing, especially noticeable with large prompts
Improved VSCode extension command registry and sessions dialog user experience
Enhanced sessions dialog responsiveness and visual feedback
Fixed IDE compatibility issue by removing worktree support check
Fixed security vulnerability where Bash tool permission checks could be bypassed using prefix matching

v1.0.123

Fri, 12 Sep 2025 04:04:09 +0000

Bash permission rules now support output redirections when matching (e.g., `Bash(python:*)` matches `python script.py > output.txt`)
Fixed thinking mode triggering on negation phrases like "don't think"
Fixed rendering performance degradation during token streaming
Added SlashCommand tool, which enables Claude to invoke your slash commands. https://docs.claude.com/en/docs/claude-code/slash-commands#SlashCommand-tool
Enhanced BashTool environment snapshot logging
Fixed a bug where resuming a conversation in headless mode would sometimes enable thinking unnecessarily
Migrated --debug logging to a file, to enable easy tailing & filtering

v1.0.124

Sun, 14 Sep 2025 04:04:09 +0000

Set `CLAUDE_BASH_NO_LOGIN` environment variable to 1 or true to to skip login shell for BashTool
Fix Bedrock and Vertex environment variables evaluating all strings as truthy
No longer inform Claude of the list of allowed tools when permission is denied
Fixed security vulnerability in Bash tool permission checks
Improved VSCode extension performance for large files

v1.0.126

Tue, 16 Sep 2025 04:04:09 +0000

Enable /context command for Bedrock and Vertex
Add mTLS support for HTTP-based OpenTelemetry exporters

v2.0.0

Thu, 18 Sep 2025 04:04:09 +0000

New native VS Code extension
Fresh coat of paint throughout the whole app
/rewind a conversation to undo code changes
/usage command to see plan limits
Tab to toggle thinking (sticky across sessions)
Ctrl-R to search history
Unshipped claude config command
Hooks: Reduced PostToolUse 'tool_use' ids were found without 'tool_result' blocks errors
SDK: The Claude Code SDK is now the Claude Agent SDK
Add subagents dynamically with `--agents` flag

v2.0.1

Sat, 20 Sep 2025 04:04:09 +0000

Skip Sonnet 4.5 default model setting change for Bedrock and Vertex
Various bug fixes and presentation improvements

v2.0.5

Mon, 22 Sep 2025 04:04:09 +0000

IDE: Fix IME unintended message submission with Enter and Tab
IDE: Add "Open in Terminal" link in login screen
Fix unhandled OAuth expiration 401 API errors
SDK: Added SDKUserMessageReplay.isReplay to prevent duplicate messages

v2.0.8

Wed, 24 Sep 2025 04:04:09 +0000

Update Bedrock default Sonnet model to `global.anthropic.claude-sonnet-4-5-20250929-v1:0`
IDE: Add drag-and-drop support for files and folders in chat
/context: Fix counting for thinking blocks
Improve message rendering for users with light themes on dark terminals
Remove deprecated .claude.json allowedTools, ignorePatterns, env, and todoFeatureEnabled config options (instead, configure these in your settings.json)

v2.0.9

Fri, 26 Sep 2025 04:04:09 +0000

Fix regression where bash backgrounding stopped working

v2.0.10

Sun, 28 Sep 2025 04:04:09 +0000

Rewrote terminal renderer for buttery smooth UI
Enable/disable MCP servers by @mentioning, or in /mcp
Added tab completion for shell commands in bash mode
PreToolUse hooks can now modify tool inputs
Press Ctrl-G to edit your prompt in your system's configured text editor
Fixes for bash permission checks with environment variables in the command

v2.0.11

Tue, 30 Sep 2025 04:04:09 +0000

Reduced system prompt size by 1.4k tokens
IDE: Fixed keyboard shortcuts and focus issues for smoother interaction
Fixed Opus fallback rate limit errors appearing incorrectly
Fixed /add-dir command selecting wrong default tab

v2.0.12

Thu, 02 Oct 2025 04:04:09 +0000

**Plugin System Released**: Extend Claude Code with custom commands, agents, hooks, and MCP servers from marketplaces
`/plugin install`, `/plugin enable/disable`, `/plugin marketplace` commands for plugin management
Repository-level plugin configuration via `extraKnownMarketplaces` for team collaboration
`/plugin validate` command for validating plugin structure and configuration
Plugin announcement blog post at https://www.anthropic.com/news/claude-code-plugins
Plugin documentation available at https://docs.claude.com/en/docs/claude-code/plugins
Comprehensive error messages and diagnostics via `/doctor` command
Avoid flickering in `/model` selector
Improvements to `/help`
Avoid mentioning hooks in `/resume` summaries
Changes to the "verbose" setting in `/config` now persist across sessions

v2.0.13

Sat, 04 Oct 2025 04:04:09 +0000

Fixed `/plugin` not working on native build

v2.0.14

Mon, 06 Oct 2025 04:04:09 +0000

Fix @-mentioning MCP servers to toggle them on/off
Improve permission checks for bash with inline env vars
Fix ultrathink + thinking toggle
Reduce unnecessary logins
Document --system-prompt
Several improvements to rendering
Plugins UI polish

v2.0.15

Wed, 08 Oct 2025 04:04:09 +0000

Fixed bug with resuming where previously created files needed to be read again before writing
Fixed bug with `-p` mode where @-mentioned files needed to be read again before writing

v2.0.17

Fri, 10 Oct 2025 04:04:09 +0000

Added Haiku 4.5 to model selector!
Haiku 4.5 automatically uses Sonnet in plan mode, and Haiku for execution (i.e. SonnetPlan by default)
3P (Bedrock and Vertex) are not automatically upgraded yet. Manual upgrading can be done through setting `ANTHROPIC_DEFAULT_HAIKU_MODEL`
Introducing the Explore subagent. Powered by Haiku it'll search through your codebase efficiently to save context!
OTEL: support HTTP_PROXY and HTTPS_PROXY
`CLAUDE_CODE_DISABLE_NONESSENTIAL_TRAFFIC` now disables release notes fetching

v2.0.19

Sun, 12 Oct 2025 04:04:09 +0000

Auto-background long-running bash commands instead of killing them. Customize with BASH_DEFAULT_TIMEOUT_MS
Fixed a bug where Haiku was unnecessarily called in print mode

v2.0.20

Tue, 14 Oct 2025 04:04:09 +0000

Added support for Claude Skills

v2.0.21

Thu, 16 Oct 2025 04:04:09 +0000

Support MCP `structuredContent` field in tool responses
Added an interactive question tool
Claude will now ask you questions more often in plan mode
Added Haiku 4.5 as a model option for Pro users
Fixed an issue where queued commands don't have access to previous messages' output

v2.0.22

Sat, 18 Oct 2025 04:04:09 +0000

Fixed content layout shift when scrolling through slash commands
IDE: Add toggle to enable/disable thinking.
Fix bug causing duplicate permission prompts with parallel tool calls
Add support for enterprise managed MCP allowlist and denylist

v2.0.24

Mon, 20 Oct 2025 04:04:09 +0000

Fixed a bug where project-level skills were not loading when --setting-sources 'project' was specified
Claude Code Web: Support for Web -> CLI teleport
Sandbox: Releasing a sandbox mode for the BashTool on Linux & Mac
Bedrock: Display awsAuthRefresh output when auth is required

v2.0.25

Wed, 22 Oct 2025 04:04:09 +0000

Removed legacy SDK entrypoint. Please migrate to @anthropic-ai/claude-agent-sdk for future SDK updates: https://docs.claude.com/en/docs/claude-code/sdk/migration-guide

v2.0.27

Fri, 24 Oct 2025 04:04:09 +0000

New UI for permission prompts
Added current branch filtering and search to session resume screen for easier navigation
Fixed directory @-mention causing "No assistant message found" error
VSCode Extension: Add config setting to include .gitignored files in file searches
VSCode Extension: Bug fixes for unrelated 'Warmup' conversations, and configuration/settings occasionally being reset to defaults

v2.0.28

Sun, 26 Oct 2025 04:04:09 +0000

Plan mode: introduced new Plan subagent
Subagents: claude can now choose to resume subagents
Subagents: claude can dynamically choose the model used by its subagents
SDK: added --max-budget-usd flag
Discovery of custom slash commands, subagents, and output styles no longer respects .gitignore
Stop `/terminal-setup` from adding backslash to `Shift + Enter` in VS Code
Add branch and tag support for git-based plugins and marketplaces using fragment syntax (e.g., `owner/repo#branch`)
Fixed a bug where macOS permission prompts would show up upon initial launch when launching from home directory
Various other bug fixes

v2.0.30

Tue, 28 Oct 2025 04:04:09 +0000

Added helpful hint to run `security unlock-keychain` when encountering API key errors on macOS with locked keychain
Added `allowUnsandboxedCommands` sandbox setting to disable the dangerouslyDisableSandbox escape hatch at policy level
Added `disallowedTools` field to custom agent definitions for explicit tool blocking
Added prompt-based stop hooks
VSCode: Added respectGitIgnore configuration to include .gitignored files in file searches (defaults to true)
Enabled SSE MCP servers on native build
Deprecated output styles. Review options in `/output-style` and use --system-prompt-file, --system-prompt, --append-system-prompt, CLAUDE.md, or plugins instead
Removed support for custom ripgrep configuration, resolving an issue where Search returns no results and config discovery fails
Fixed Explore agent creating unwanted .md investigation files during codebase exploration
Fixed a bug where `/context` would sometimes fail with "max_tokens must be greater than thinking.budget_tokens" error message
Fixed `--mcp-config` flag to correctly override file-based MCP configurations
Fixed bug that saved session permissions to local settings
Fixed MCP tools not being available to sub-agents
Fixed hooks and plugins not executing when using --dangerously-skip-permissions flag
Fixed delay when navigating through typeahead suggestions with arrow keys
VSCode: Restored selection indicator in input footer showing current file or code selection status

v2.0.31

Thu, 30 Oct 2025 04:04:09 +0000

Windows: native installation uses shift+tab as shortcut for mode switching, instead of alt+m
Vertex: add support for Web Search on supported models
VSCode: Adding the respectGitIgnore configuration to include .gitignored files in file searches (defaults to true)
Fixed a bug with subagents and MCP servers related to "Tool names must be unique" error
Fixed issue causing `/compact` to fail with `prompt_too_long` by making it respect existing compact boundaries
Fixed plugin uninstall not removing plugins

v2.0.32

Sat, 01 Nov 2025 04:04:09 +0000

Un-deprecate output styles based on community feedback
Added `companyAnnouncements` setting for displaying announcements on startup
Fixed hook progress messages not updating correctly during PostToolUse hook execution

v2.0.33

Mon, 03 Nov 2025 04:04:09 +0000

Native binary installs now launch quicker.
Fixed `claude doctor` incorrectly detecting Homebrew vs npm-global installations by properly resolving symlinks
Fixed `claude mcp serve` exposing tools with incompatible outputSchemas

v2.0.34

Wed, 05 Nov 2025 04:04:09 +0000

VSCode Extension: Added setting to configure the initial permission mode for new conversations
Improved file path suggestion performance with native Rust-based fuzzy finder
Fixed infinite token refresh loop that caused MCP servers with OAuth (e.g., Slack) to hang during connection
Fixed memory crash when reading or writing large files (especially base64-encoded images)

v2.0.35

Fri, 07 Nov 2025 04:04:09 +0000

Improve fuzzy search results when searching commands
Improved VS Code extension to respect `chat.fontSize` and `chat.fontFamily` settings throughout the entire UI, and apply font changes immediately without requiring reload
Added `CLAUDE_CODE_EXIT_AFTER_STOP_DELAY` environment variable to automatically exit SDK mode after a specified idle duration, useful for automated workflows and scripts
Migrated `ignorePatterns` from project config to deny permissions in the localSettings.
Fixed messages returning null `stop_reason` and `stop_sequence` values
Fixed menu navigation getting stuck on items with empty string or other falsy values (e.g., in the `/hooks` menu)

v2.0.36

Sun, 09 Nov 2025 04:04:09 +0000

Fixed: DISABLE_AUTOUPDATER environment variable now properly disables package manager update notifications
Fixed queued messages being incorrectly executed as bash commands
Fixed input being lost when typing while a queued message is processed

v2.0.37

Tue, 11 Nov 2025 04:04:09 +0000

Fixed how idleness is computed for notifications
Hooks: Added matcher values for Notification hook events
Output Styles: Added `keep-coding-instructions` option to frontmatter

v2.0.41

Thu, 13 Nov 2025 04:04:09 +0000

Added `model` parameter to prompt-based stop hooks, allowing users to specify a custom model for hook evaluation
Fixed slash commands from user settings being loaded twice, which could cause rendering issues
Fixed incorrect labeling of user settings vs project settings in command descriptions
Fixed crash when plugin command hooks timeout during execution
Fixed: Bedrock users no longer see duplicate Opus entries in the /model picker when using `--model haiku`
Fixed broken security documentation links in trust dialogs and onboarding
Fixed issue where pressing ESC to close the diff modal would also interrupt the model
ctrl-r history search landing on a slash command no longer cancels the search
SDK: Support custom timeouts for hooks
Allow more safe git commands to run without approval
Plugins: Added support for sharing and installing output styles
Teleporting a session from web will automatically set the upstream branch

v2.0.42

Sat, 15 Nov 2025 04:04:09 +0000

Added `agent_id` and `agent_transcript_path` fields to `SubagentStop` hooks.

v2.0.43

Mon, 17 Nov 2025 04:04:09 +0000

Added `permissionMode` field for custom agents
Added `tool_use_id` field to `PreToolUseHookInput` and `PostToolUseHookInput` types
Added skills frontmatter field to declare skills to auto-load for subagents
Added the `SubagentStart` hook event
Fixed nested `CLAUDE.md` files not loading when @-mentioning files
Fixed duplicate rendering of some messages in the UI
Fixed some visual flickers
Fixed NotebookEdit tool inserting cells at incorrect positions when cell IDs matched the pattern `cell-N`

v2.0.45

Wed, 19 Nov 2025 04:04:09 +0000

Add support for Azure AI Foundry! See https://code.claude.com/docs/en/azure-ai-foundry
Added `PermissionRequest` hook to automatically approve or deny tool permission requests with custom logic
Send background tasks to Claude Code on the web by starting a message with `&`