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claude-code-ultimate-guide/guide/claude-code-releases.md
Florian BRUNIAUX 0348f08288 feat: add Claude Code releases tracking 
Add condensed release history for Claude Code product (v2.0.24 → v2.1.12)

New files:
- machine-readable/claude-code-releases.yaml: Source of truth (YAML)
- guide/claude-code-releases.md: Human-readable changelog
- scripts/update-cc-releases.sh: Check for new releases from GitHub

Modified:
- reference.yaml: Add deep_dive entries for releases
- check-landing-sync.sh: Add CC version check (#5)
- README.md, guide/README.md: Add navigation links
- CLAUDE.md: Document update workflow

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
2026-01-18 11:33:21 +01:00

8.1 KiB
Raw Blame History

Claude Code Release History

Condensed changelog of Claude Code official releases. Full details: github.com/anthropics/claude-code/CHANGELOG.md Machine-readable: claude-code-releases.yaml

Latest: v2.1.12 | Updated: 2026-01-18

Quick Jump

2.1.x Series (January 2026)

v2.1.12 (2026-01-18)

  • Bug fix: Message rendering

v2.1.11 (2026-01-17)

  • Fix: Excessive MCP connection requests for HTTP/SSE transports

v2.1.10 (2026-01-17)

  • New Setup hook event (--init, --init-only, --maintenance flags)
  • Keyboard shortcut 'c' to copy OAuth URL
  • File suggestions show as removable attachments
  • [VSCode] Plugin install count + trust warnings

v2.1.9 (2026-01-16)

  • auto:N syntax for MCP tool search threshold configuration
  • plansDirectory setting for custom plan file locations
  • Session URL attribution to commits/PRs from web sessions
  • PreToolUse hooks can return additionalContext
  • ${CLAUDE_SESSION_ID} string substitution for skills

v2.1.7 (2026-01-15)

  • showTurnDuration setting to hide turn duration messages
  • MCP tool search auto mode enabled by default
  • Inline display of agent final response in task notifications

⚠️ Breaking:

  • OAuth/API Console URLs changed: console.anthropic.com → platform.claude.com
  • Security fix: Wildcard permission rules could match compound commands

v2.1.6 (2026-01-14)

  • Search functionality in /config command
  • Date range filtering in /stats (press r to cycle)
  • Auto-discovery of skills from nested .claude/skills directories
  • Updates section in /doctor showing auto-update channel

⚠️ Security Fix: Permission bypass via shell line continuation

v2.1.5 (2026-01-13)

  • CLAUDE_CODE_TMPDIR environment variable for custom temp directory

v2.1.4 (2026-01-12)

  • CLAUDE_CODE_DISABLE_BACKGROUND_TASKS environment variable

v2.1.3 (2026-01-11)

  • Merged slash commands and skills (simplified mental model)
  • Release channel toggle (stable/latest) in /config
  • /doctor warnings for unreachable permission rules

v2.1.2 (2026-01-10)

  • Windows Package Manager (winget) support
  • Clickable hyperlinks for file paths (OSC 8 terminals)
  • Shift+Tab shortcut in plan mode for auto-accept edits
  • Large bash outputs saved to disk instead of truncated

⚠️ Breaking:

  • Security fix: Command injection in bash command processing
  • Deprecated: C:\ProgramData\ClaudeCode managed settings path

v2.1.0 (2026-01-08) ⭐ MAJOR

Highlights:

  • ⭐ Automatic skill hot-reload — Skills modified in ~/.claude/skills or .claude/skills immediately available
  • ⭐ Shift+Enter works OOTB in iTerm2, WezTerm, Ghostty, Kitty
  • ⭐ New Vim motions: ; , y yy Y p P text objects (iw aw i" etc.) >> << J
  • Unified Ctrl+B for backgrounding all running tasks
  • /plan command shortcut to enable plan mode
  • Slash command autocomplete anywhere in input
  • language setting for response language (e.g., language: "japanese")
  • Skills context: fork support for forked sub-agent context
  • Hooks support in agent/skill/command frontmatter
  • MCP list_changed notifications support
  • /teleport and /remote-env commands for web sessions
  • Disable specific agents with Task(AgentName) syntax
  • --tools flag in interactive mode
  • YAML-style lists in frontmatter allowed-tools

⚠️ Breaking:

  • OAuth URLs: console.anthropic.com → platform.claude.com
  • Removed permission prompt for entering plan mode
  • [SDK] Minimum zod peer dependency: ^4.0.0

2.0.x Series (November 2025 - January 2026)

v2.0.76 (2026-01-05)

  • Fix: macOS code-sign warning with Claude in Chrome

v2.0.74 (2026-01-04) ⭐

  • ⭐ LSP (Language Server Protocol) tool for code intelligence (go-to-definition, find references, hover)
  • /terminal-setup for Kitty, Alacritty, Zed, Warp
  • Ctrl+T in /theme to toggle syntax highlighting
  • Grouped skills/agents by source in /context

v2.0.72 (2026-01-02) ⭐

  • ⭐ Claude in Chrome (Beta) — Control browser directly from Claude Code
  • Reduced terminal flickering
  • QR code for mobile app download
  • Thinking toggle changed: Tab → Alt+T

v2.0.70 (2025-12-30)

  • Enter key accepts/submits prompt suggestions immediately
  • Wildcard syntax mcp__server__* for MCP tool permissions
  • Auto-update toggle for plugin marketplaces
  • 3x memory usage improvement for large conversations

⚠️ Breaking: Removed # shortcut for quick memory entry

v2.0.67 (2025-12-26) ⭐

  • ⭐ Thinking mode enabled by default for Opus 4.5
  • Thinking config moved to /config
  • Search in /permissions with / shortcut

v2.0.64 (2025-12-22) ⭐

  • ⭐ Instant auto-compacting
  • ⭐ Async agents and bash commands with wake-up messages
  • /stats with usage graphs, streaks, favorite model
  • Named sessions: /rename, /resume <name>
  • Support for .claude/rules/ directory
  • Image dimension metadata for coordinate mappings

v2.0.60 (2025-12-18) ⭐

  • ⭐ Background agents — Agents run while you work
  • --disable-slash-commands CLI flag
  • Model name in Co-Authored-By commits
  • /mcp enable|disable [server-name]

v2.0.51 (2025-12-10) ⭐ MAJOR

  • ⭐ Opus 4.5 released
  • ⭐ Claude Code for Desktop
  • Updated usage limits for Opus 4.5
  • Plan Mode builds more precise plans

v2.0.45 (2025-12-05) ⭐

  • ⭐ Microsoft Foundry support
  • PermissionRequest hook for auto-approve/deny
  • & prefix for background tasks to web

v2.0.28 (2025-11-18) ⭐

  • ⭐ Plan mode: introduced Plan subagent
  • Subagents: resume capability
  • Subagents: dynamic model selection
  • --max-budget-usd flag (SDK)
  • Git-based plugins branch/tag support (#branch)

v2.0.24 (2025-11-10)

  • Claude Code Web: Web → CLI teleport
  • Sandbox mode for BashTool (Linux & Mac)
  • Bedrock: awsAuthRefresh output display

Breaking Changes Summary

URLs

Version Change
v2.1.0, v2.1.7 OAuth/API Console: console.anthropic.com → platform.claude.com

Windows

Version Change
v2.0.58 Managed settings prefer C:\Program Files\ClaudeCode
v2.1.2 Deprecated C:\ProgramData\ClaudeCode path

SDK

Version Change
v2.0.25 Removed legacy SDK entrypoint → @anthropic-ai/claude-agent-sdk
v2.1.0 Minimum zod peer dependency: ^4.0.0

Shortcuts

Version Change
v2.0.70 Removed # shortcut for quick memory entry

Security Fixes

Version Issue
v2.1.2 Command injection in bash command processing
v2.1.6 Shell line continuation permission bypass
v2.1.7 Wildcard permission rules compound commands

Milestone Features

Version Key Features
v2.1.0 Skill hot-reload, Shift+Enter OOTB, Vim motions, /plan command
v2.0.74 LSP tool for code intelligence
v2.0.72 Claude in Chrome (browser control)
v2.0.67 Thinking mode default for Opus 4.5
v2.0.64 Instant auto-compact, async agents, named sessions
v2.0.60 Background agents
v2.0.51 Opus 4.5, Claude Code for Desktop
v2.0.45 Microsoft Foundry, PermissionRequest hook
v2.0.28 Plan subagent, subagent resume/model selection
v2.0.24 Web teleport, Sandbox mode

Updating This Document

  1. Watch: github.com/anthropics/claude-code/releases
  2. Update: machine-readable/claude-code-releases.yaml (source of truth)
  3. Regenerate: Update this markdown accordingly
  4. Sync landing: Run ./scripts/check-landing-sync.sh

Last updated: 2026-01-18 | Back to main guide