Claude Code

This release focused entirely on internal infrastructure improvements and contains no user-facing changes or new features.

This release introduces powerful new capabilities for code review, allowing fixes to be applied directly to the working tree, and enhances skill management with the ability to restrict tools and reload skills dynamically. Several quality-of-life improvements were made, including better handling of model fallbacks, clearer thinking indicators, and significant fixes to terminal rendering and plugin interaction stability.

This release focused entirely on internal infrastructure improvements and contains no user-facing changes or new features.

This release introduces detailed usage breakdowns via the /usage command and enables GFM task list rendering in Markdown output. Several critical security and stability fixes address issues related to PowerShell permissions, sandbox write access in git worktrees, and crashes involving large directory trees or specific tool calls.

This release focuses on resolving a critical regression affecting the Bash tool. Specifically, it fixes an issue where the Bash tool was incorrectly returning exit code 127 for all commands for certain users.

This release introduces the new Workflow tool for deterministic multi-agent orchestration, which is enabled via an environment variable. It also renames and enhances the code review command to /code-review, allowing for effort-level specific feedback and direct PR commenting. Numerous stability fixes address issues across enterprise login, command parsing, PowerShell execution on Windows, and background session management.

This release introduces a renamed and enhanced /code-review command, now supporting effort levels. Several critical bugs have been resolved across Windows, GNOME Terminal, and background session handling. Additionally, auto-updater reliability has been improved, and auto mode behavior regarding user questions has been refined.

This release introduces significant usability enhancements, including JSON output for scripting agent sessions and improved interaction in fullscreen mode. Several critical bugs were resolved, addressing issues with permission bypasses, command validation errors, and UI freezing after terminal resizing. Additionally, the Read tool is now more resilient to large files by returning partial content instead of erroring.

This release significantly enhances background session management, introducing support for resuming sessions via /resume and displaying elapsed durations on completion. Numerous fixes address stability, particularly around terminal rendering, file handling errors, and background session crashes on macOS and Windows. Users will also notice improved feedback regarding plugin installation and clearer error messages for configuration issues.

This release introduces significant enhancements to plugin management, including dependency enforcement and cost visibility in the plugin marketplace. Several critical bugs related to session state preservation, Windows terminal input, and background job reliability have been resolved. Users will also benefit from new configuration options for background sessions via the `claude agents` command and a new setting to bypass worktree isolation.

This release introduces significant configuration flexibility for background sessions via new `claude agents` flags and improves plugin functionality by surfacing skills defined via `SKILL.md`. Numerous critical bugs affecting background session stability, macOS sleep/wake handling, Windows networking, and tool timeouts have been resolved, alongside several plugin and UI refinements.

This release introduces significant enhancements for advanced workflows, including new hook capabilities for desktop notifications and better session scoping via `claude agents --cwd`. Numerous bug fixes address stability across various environments, particularly around plugin configuration, background agent management, and permission handling. Users will also benefit from improved feedback mechanisms, such as an amber spinner for long thinking periods and better navigation in the plugin menu.

This release focuses heavily on stability and reliability, fixing numerous issues related to background service startup, configuration reloading, and tool call validation. Key improvements include better handling of agent type matching and clearer error messaging for hanging commands.

This release introduces powerful new session management features, including the Agent View and the `/goal` command for setting persistent completion conditions. Numerous bug fixes address stability, UI rendering issues across different themes and terminals, and improved reliability for plugin management and MCP connections. Users can now better manage sessions and control Claude's execution flow.

This release focuses on stability, specifically addressing an issue where the VSCode extension was failing to activate correctly on Windows systems. Users on Windows should now experience reliable extension startup.

This release focuses heavily on stability and correctness across various integrations, fixing numerous bugs related to MCP server state, OAuth token handling, and session persistence after commands like /clear or /resume. Key user-facing fixes include improved image pasting in WSL2 and better handling of file pickers and command resolution in slash commands.

This release introduces new configuration options for controlling worktree branching behavior and specifying sandbox binary paths on Linux/WSL. Several critical bugs have been resolved, including issues with parallel session authentication, permission checks on mapped drives, and inconsistent effort level propagation across concurrent sessions. Memory usage has also been improved by better managing background workers.

This release introduces new environment variables for controlling session IDs and disabling the alternate-screen renderer, along with a visual hint for image pasting. Numerous bugs have been fixed, including issues related to session resumption, terminal scrolling acceleration in IDEs, and handling of special characters during text input.

This release focuses on resolving critical stability and connectivity issues. Key fixes include resolving the VS Code extension activation failure on Windows and correcting an authentication error for the Mantle endpoint.

This release introduces new ways to manage plugins via URL, adds environment variables for forcing synchronized terminal output, and improves history search defaults. Several critical bugs related to session state, API error reporting, and cache TTLs have also been resolved.

This release introduces several usability enhancements, including support for loading plugins from .zip archives and improved handling of MCP server reconnections. Numerous bugs have been resolved, particularly around focus management, large input handling, and ensuring correct behavior for markdown links and parallel tool calls. Additionally, subprocesses now correctly isolate environment variables, improving stability for instrumented applications.

This release introduces a powerful new `claude project purge` command for cleaning up project state and enhances model discovery by supporting Anthropic-compatible gateways in the model picker. Several critical bugs related to OAuth timeouts, image pasting, and stream idle errors have been resolved, improving overall stability and login reliability.

This release addresses a specific authentication issue related to the CLAUDE_CODE_DISABLE_EXPERIMENTAL_BETAS environment variable. Users will no longer encounter a 401 retry loop during OAuth authentication when this setting is active.

This release introduces granular control over Bedrock service tiers via an environment variable and improves session recovery by allowing PR URLs to be used in the `/resume` command. Several critical bugs were fixed, including issues with tool usage in branched sessions, structured output errors with Vertex AI/Bedrock, and incorrect image resizing for newer models.

This release introduces significant quality-of-life improvements, including a type-to-filter search for skills and better handling of tool output replacement via PostToolUse hooks. Numerous critical bugs have been resolved, focusing heavily on fixing memory leaks related to image processing and transcript history, and improving session stability during restarts and network transients. Users will also notice better scrolling behavior in fullscreen mode and enhanced clipboard support in certain terminal setups.

This release introduces non-interactive UltraReview via a new subcommand and allows skills to dynamically reference the current effort level. Numerous bugs have been resolved, including fixes for server connection stability during Esc presses and improved handling of telemetry suppression and terminal scrolling issues. Additionally, Windows users no longer strictly require Git Bash, as PowerShell is now used as a fallback shell.

This release introduces significant configuration persistence, allowing settings like theme and editor mode to be saved locally and respected across overrides. Key updates include expanded support for various Git provider URLs in the `--from-pr` flag and improved handling of tool execution context in print mode and hooks. Numerous bugs were fixed, addressing issues with multi-line pasting, configuration overrides, and various command behaviors across different operating systems.

This release introduces significant enhancements to Vim editing support, including visual and visual-line modes, and overhauls theme management by allowing named custom themes and plugin-shipped themes. Additionally, it brings numerous stability fixes, particularly around MCP server authentication, OAuth token handling, and session management across different operating systems.

This release introduces significant improvements to plugin management, including better dependency handling and enforcement of marketplace restrictions. Users will also notice faster startup times when multiple MCP servers are configured and improved session resumption behavior. Several critical bugs related to token expiration, proxy handling, and context window calculation for Opus 4.7 have also been resolved.

This release focuses heavily on performance and stability, bringing significant speedups to resuming large sessions and improving terminal interaction, especially for Indic scripts and Kitty keyboard protocol users. New features include inline thinking progress indicators and enhanced search capabilities within the `/config` command. Several bugs related to terminal scrolling, session loading, and plugin management have also been resolved.

This release focuses on stability, specifically addressing a crash that occurred within the permission dialog when a teammate requested tool access. No new features were introduced in this update.

This release introduces new network sandboxing controls via `sandbox.network.deniedDomains` and enables Remote Control clients to query file autocomplete suggestions. Numerous stability fixes address issues with session archiving, transcript display, markdown pasting, and various error conditions across CLI and UI interactions.

This release focuses on stability by resolving an availability error encountered when using auto mode with the claude-opus-4-7 model. No new features or general improvements were introduced in this update.

This release introduces the powerful Claude Opus 4.7 xhigh model, allowing fine-grained control over speed and intelligence via the updated `/effort` command. Key new capabilities include the comprehensive `/ultrareview` skill for multi-agent code analysis and an automatic theme matching your terminal settings. Several critical bugs related to file suggestions, permission prompts, and terminal rendering have also been resolved.

This release introduces significant new interaction methods, including a flicker-free TUI mode and a mobile push notification tool for remote control. Several critical bugs related to hanging API calls, session state management, and UI rendering have been resolved. Additionally, usability is improved with better plugin management and enhanced external editor integration.

This release focuses on enhancing the user experience by refining the extended-thinking indicator. Users will now see a rotating progress hint during extended thinking processes.

This release introduces a new session recap feature to restore context when returning to ongoing work, and enables the model to invoke built-in slash commands directly via the Skill tool. Several quality-of-life improvements include better error messaging, reduced memory usage for file operations, and configuration options for prompt caching TTLs.

This release focuses on improving the user experience during long operations by providing thinking hints sooner. There are no major new features or bug fixes noted in this update.

This release introduces significant enhancements to tool capabilities, including adding a `path` parameter to `EnterWorktree` and enabling background monitor support for plugins. Numerous fixes address issues related to UI rendering, queued message handling, and network error reporting, alongside several quality-of-life improvements for configuration and debugging.

This release introduces a new \/team-onboarding command for generating ramp-up guides and enables enterprise TLS proxy support by trusting the OS CA certificate store by default. Numerous stability and usability improvements were made, particularly around session resumption, error messaging for tool usage, and handling of settings and plugins.

This release introduces significant security and configuration enhancements, including an interactive Vertex AI setup wizard and new subprocess sandboxing features for Linux. Numerous bug fixes address critical issues related to Bash command permissions, streaming response fallbacks, and configuration overrides across various modes like fullscreen and resume.

This release introduces significant enhancements to the NO_FLICKER mode, including a new focus view toggle and numerous stability fixes for terminal rendering and input handling. Several critical bugs related to permissions, configuration persistence, and API retries have been resolved, alongside improvements to image token usage and CJK input handling for slash commands.

This release addresses a critical regression affecting Bedrock requests. Specifically, it resolves an issue where authorization headers were missing, causing 403 errors when using specific Bedrock authentication methods.

This release introduces support for Amazon Bedrock powered by Mantle and enhances plugin functionality by stabilizing invocation names and improving hook reliability. Several critical bugs were fixed, including silent login failures on macOS and issues with rate-limiting handling, ensuring a more robust user experience.

This release introduces an interactive Bedrock setup wizard for easier AWS integration and adds detailed cost breakdowns for subscription users. Several critical bugs have been resolved, including issues with subagent spawning in tmux sessions and incorrect hook behavior. Additionally, the /release-notes command is now interactive, and the /vim command has been replaced by a configuration toggle.

This release introduces significant new capabilities, including support for larger MCP tool results (up to 500K chars) and the ability for plugins to ship and execute their own binaries. Several critical bugs were resolved, such as fixing conversation history loss during resume operations and correcting `cmd+delete` behavior across major terminals.

This release introduces interactive lessons via /powerup to help users learn Claude Code features, alongside a new environment variable for better offline marketplace caching. Several critical bugs were fixed, including an infinite loop crash related to usage limits and regressions affecting `--resume` functionality. Performance has also been significantly improved for SDK sessions and large streamed data handling.

This release introduces significant new capabilities for headless sessions with deferred permission handling and enhanced tool usage hooks. Numerous bugs have been resolved across file operations, history persistence, and tool execution, particularly for Windows and large file handling. Quality of life improvements include better tool summaries, updated PowerShell guidance, and disabling default thinking summaries.

This release introduces significant stability improvements for long sessions, fixing numerous memory leaks, rendering issues, and tool execution bugs across various operating systems and environments. Key new capabilities include flicker-free rendering options and a new `PermissionDenied` hook for better auto-mode control. Users will notice fixes for issues related to large file editing, prompt history corruption, and improved behavior in PowerShell environments.

This release focuses on a critical fix for message delivery within the Cowork Dispatch system. Users should now see reliable message transmission in that module.

This release focuses heavily on stability and efficiency, fixing numerous bugs related to session handling, file operations, and UI responsiveness across various platforms. Key improvements include reduced token overhead for file mentions and better performance during startup when many connectors are configured.

This release introduces significant enhancements to hook execution, allowing conditional running based on permission rules and enabling headless integrations via PreToolUse hooks. Several critical bugs related to session compaction, plugin management, and OpenTelemetry logging have been resolved. Performance improvements were also made, particularly around scrolling large transcripts and file autocomplete.

This release introduces several new configuration options via environment variables for advanced model pinning and streaming timeouts, alongside the opt-in preview of the PowerShell tool for Windows. Key fixes address issues with voice input, terminal key responsiveness, and startup performance, while general improvements enhance readability for large token counts and streamline MCP server configuration.

This release introduces significant enhancements for environment management, including new hook events and policy configuration options, alongside a highly requested transcript search feature. Users will also benefit from improved startup performance, better handling of large file diffs, and fixes for several stability issues across macOS and Linux, particularly concerning voice mode and remote sessions.

This release introduces a new --bare flag for scripted calls and enables channel servers to relay tool approval prompts directly to your phone. Several critical bugs were fixed, including issues with OAuth token refreshing across concurrent sessions, voice mode error handling, and various race conditions affecting background tasks and clipboard operations. Performance and UX have also been improved, particularly around plugin updates and Remote Control session management.

This release introduces several new configuration and integration features, including inline plugin definitions and support for overriding model effort via frontmatter. Key fixes address issues with session restoration after parallel tool calls and resolve WebSocket failures related to TLS fingerprinting. Performance improvements include reduced startup memory usage for large repositories.

This release introduces new authentication options for API billing and a `/remote-control` feature in VS Code to bridge sessions to the web interface. Several critical bugs have been resolved, including fixes for subprocess hanging, Ctrl+C in print mode, and issues with voice activation and session hook firing. Performance improvements include reduced startup memory usage and better handling of non-streaming API fallbacks.

This release introduces several new developer capabilities, including a `StopFailure` hook and persistent plugin state via the `${CLAUDE_PLUGIN_DATA}` variable. Users will benefit from line-by-line response streaming and significant fixes addressing issues with sandboxing, tool permissions, and conversation history truncation. Performance has also been improved for resuming large sessions.

This release significantly increases the maximum output token limits for Opus and Sonnet models, reaching up to 128k tokens for some configurations. Numerous critical bugs were fixed, including issues related to compound command permissions, memory leaks during long sessions, and various terminal/IDE integration problems. Performance improvements include faster startup on macOS and quicker session resume times.

This release introduces significant new capabilities, including MCP elicitation support for structured mid-task input and new developer hooks for response interception. Numerous bugs have been resolved across areas like slash commands, voice mode, and session management, alongside performance improvements for `--worktree` startup and better handling of background agents.

This release introduces actionable suggestions via the /context command to help optimize memory and context usage, alongside a new setting to customize auto-memory storage location. Several critical bugs were resolved, including fixes for memory leaks, issues with MCP OAuth refresh tokens, and improved rendering for RTL text across various terminals.

This release introduces the ability to map model picker entries to custom provider model IDs using the new `modelOverrides` setting. Several critical bugs related to agent deadlocks, permission prompt freezes, and incorrect model version selection have been resolved. Additionally, the Up arrow interaction after interrupting Claude has been improved for a smoother conversation rewind experience.

This release introduces several new capabilities, including direct file writing from `/copy` and an enhanced `/plan` command that accepts descriptions. Significant stability improvements were made, fixing numerous bugs related to voice input, plugin installation, session resumption, and permission handling across the system. Users will also benefit from performance gains due to improved bash parsing and reduced bundle size.

This release introduces powerful new scheduling capabilities with the /loop command and cron tools for recurring prompts. Numerous bugs have been resolved, particularly around session stability, startup freezes related to voice mode and OAuth refresh, and issues with forked conversations and plugin management. Performance has also seen improvements, including faster startup by deferring image processor loading.

This release focuses heavily on stability and correctness across various environments, fixing numerous bugs related to API calls, UI interactions, and platform-specific issues on Windows and VS Code. Key new additions include enhanced session management within VS Code via a new activity bar icon and a dedicated markdown view for reviewing plans.

This release introduces the new /copy command for easily selecting code blocks and enhances context management by enabling automatic saving to auto-memory. Several stability improvements were made, including fixes for OAuth token refreshing and clearer error messages for shell commands in deleted directories.

This release focuses on expanding access to the Remote Control feature for more users. No other specific features or fixes were detailed in these notes.

This release focuses on stability within the VS Code extension. The primary update is a fix addressing crashes related to the 'claude-vscode.editor.openLast' command.

This release focuses on stability, specifically addressing a critical bug where the BashTool failed on Windows systems due to an EINVAL error. Users on Windows should now experience reliable operation of the BashTool.

This release focuses heavily on stability and reliability across multiple platforms. Key fixes address crashes related to process spawning on Windows, WebAssembly interpretation, and issues with Remote Control session cleanup. Additionally, the user experience for bulk agent control has been improved by consolidating notifications.

This release focuses on stability for VS Code users on Windows. A critical bug causing the extension to crash when attempting to execute the 'claude-vscode.editor.openLast' command has been resolved.

This release introduces new capabilities for external builds with the `claude remote-control` subcommand and enhances plugin management by adding support for custom npm registries and version pinning. Several critical security issues related to hook execution and environment variable interpolation have been resolved, alongside performance improvements for BashTool and better context management for long conversations.

This release introduces significant stability and memory management improvements, fixing numerous memory leaks across sessions, task handling, and diagnostics. Key new features include declarative agent worktree isolation, new CLI commands for agent management, and expanded context window control via environment variables.

This release introduces the ability to edit files directly within Simple Mode and adds a new configuration change hook for enhanced security auditing. Several critical bugs related to keyboard input handling, cache regressions, and unbounded memory growth during long sessions have been resolved. Performance has also been improved across startup and non-interactive modes through better caching and reduced API calls.

This release focuses heavily on stability and platform compatibility, delivering numerous bug fixes across Windows, shell execution, and file system interactions. Key improvements include better memory management for long sessions, faster file suggestion performance, and enhanced usability for the VS Code plan preview feature.

This release introduces support for the new Claude Sonnet 4.6 model and adds significant customization options, including the ability to override spinner tips. Several critical bugs were fixed, particularly around Agent Teams stability on various providers and resolving temporary file permission errors on macOS.

This release focuses on correcting display issues within the tool. Specifically, it fixes how session titles are displayed after resuming and removes an erroneous launch announcement for certain users. An error message has also been improved for better guidance on image dimension limits.

This release introduces new command-line tools for managing authentication (`claude auth`) and adds native support for Windows ARM64. Several critical bugs were resolved, including fixes for hanging AWS authentication, file resolution issues with @-mentions, and process blocking when reading large files or standard input.

This release focuses primarily on stability and correctness within the terminal interface. Key fixes include ensuring fatal errors are properly displayed and resolving issues with processes hanging after session closure.

This release focuses primarily on stability and correctness, addressing several bugs related to terminal scrolling, command handling with the Tab key, and session management within the VS Code extension. Users will also benefit from improved parsing for heredoc delimiters and enhanced security by blocking writes to the skills directory in sandbox mode.

This release focuses on a specific functional fix related to command availability. Users will find that the /fast command is now immediately accessible after enabling the /extra-usage setting.

This release introduces the availability of Fast mode for the Opus 4.6 model, allowing users to leverage quicker processing capabilities. More details on this new mode can be found in the linked documentation.

This release focuses on stability and security fixes. Key updates include resolving a crash related to agent team settings changes and patching a security bypass related to sandboxing exclusions and Bash permission rules.

This release introduces significant enhancements for multi-agent workflows, including persistent memory support via new frontmatter fields and better control over sub-agent spawning. Key bug fixes address issues with tmux sessions, API streaming errors, and proxy configuration reliability. VSCode users benefit from new session management features, including remote session browsing and improved session picker visibility.

This release introduces the research preview agent teams feature for multi-agent collaboration and enables Claude to automatically record and recall memories. Users can now also summarize partial conversations using the new "Summarize from here" option. Several bugs related to file completion, Bash tool execution with template literals, and Thai/Lao character rendering have also been resolved.

This release focuses on stability and clarity, fixing critical bugs related to large file handling, configuration errors, and API parameter overrides. Users will benefit from clearer error messages, reduced UI jitter during streaming, and improved model guidance toward using dedicated tools.

This release introduces significant enhancements to the Read tool, allowing specific page ranges for PDFs and returning lightweight references for very large documents. Key fixes address issues with phantom content in API history and session corruption hangs. Additionally, new debugging tools and improved memory management for session resumption enhance overall stability and usability.

This release focuses on stability and performance improvements. The primary change addresses slow startup times experienced when resuming sessions that utilize saved hook context.

This release introduces several new quality-of-life features, including PR review status indicators in the prompt footer and improved vim navigation. Numerous bugs related to agent responsiveness, rendering artifacts for wide characters, and history navigation have been resolved. Additionally, the UI has been refined with better status animations and improved configuration management for tool permissions and config backups.

This release introduces new shorthand argument accessors (`$0`, `$1`) for custom commands and enables session forking/rewind in VSCode for all users. Several critical bugs were resolved, including crashes on older processors and issues with session resumption across different directories.

This release focuses on stability and compatibility by addressing a critical issue. The primary change is a fix that prevents crashes on older processors lacking AVX instruction support.

This release introduces a significant new task management system featuring dependency tracking and enhances IDE integration with native plugin management in VSCode. Key fixes address stability issues, including out-of-memory crashes during session resume, and corrects display logic for context warnings and session titles.

This release focuses on improving stability and performance by fixing UI freezing issues related to the MCP stdio server and context warnings. It also introduces a deprecation notice for npm installations, guiding users toward the recommended installation method.

This release introduces significant quality-of-life improvements, including history-based autocomplete for bash and search functionality for installed plugins. Several critical bugs were resolved, notably fixing an overly aggressive context window blocking limit and addressing memory leaks in long-running sessions.