Plugin agents now support additional frontmatter fields (model, effort, maxTurns, disallowedTools, isolation), giving developers more control over agent behavior in plugins
New editorMode global config key ("normal" or "vim") provides a file-based way to configure Vim key bindings without using /vim
OpenTelemetry monitoring gains a new user.account_id attribute and two event-only correlation attributes (prompt.id, workspace.host_paths)
tmux users must set allow-passthrough on in their tmux config to receive notifications and terminal progress bar updates through to the outer terminal
Improved plugin marketplace troubleshooting instructions: now advises running /plugin marketplace update claude-plugins-official to refresh an outdated marketplace, or /plugin marketplace add if it hasn't been added, followed by /reload-plugins to activate the plugin. [line 50] [Source]
CLAUDE_CODE_DISABLE_GIT_INSTRUCTIONS description updated to clarify that setting it to 1 also removes the git status snapshot from Claude's system prompt, not just the commit/PR workflow instructions. [line 40] [Source]
OTEL_METRICS_INCLUDE_ACCOUNT_UUID now controls the new user.account_id attribute in addition to user.account_uuid. [line 101] [Source]
New user.account_id standard attribute documented: provides the account ID in tagged format matching Anthropic admin APIs (e.g. user_01BWBeN28...). [line 260] [Source]
New event-only attributes documented: prompt.id (UUID correlating a user prompt with all subsequent events) and workspace.host_paths (host workspace directories selected in the desktop app). These are not attached to metrics to avoid unbounded cardinality. [lines 264-267] [Source]
Metrics segmentation section updated to include user.account_id alongside other segmentation dimensions. [line 487] [Source]
Plugin agent frontmatter example now includes model, effort, maxTurns, and disallowedTools fields. [lines 55-60] [Source]
New documentation clarifying all supported plugin agent frontmatter fields: name, description, model, effort, maxTurns, tools, disallowedTools, skills, memory, background, and isolation. The only valid isolation value is "worktree". For security, hooks, mcpServers, and permissionMode are not supported. [line 66] [Source]
includeGitInstructions description updated to note it controls both the built-in commit/PR workflow instructions and the git status snapshot in Claude's system prompt. [line 150] [Source]
New editorMode global config setting documented: accepts "normal" or "vim", written automatically by /vim, and appears in /config as Key binding mode. [line 202] [Source]
terminalProgressBarEnabled updated to list specifically supported terminals: ConEmu, Ghostty 1.2.0+, and iTerm2 3.6.6+ (previously listed "Windows Terminal" and iTerm2 without version). [line 205] [Source]
New section documenting tmux passthrough: users running Claude Code inside tmux must add set -g allow-passthrough on to their tmux config for desktop notifications and the terminal progress bar to reach the outer terminal. [lines 46-55] [Source]
Vim Mode section now documents setting editorMode to "vim" directly in ~/.claude.json as an alternative to using /vim. [line 75] [Source]
New MCP server integrations added: Calendly (manage event types, availability, and bookings), Intuit TurboTax (estimate tax refunds and connect with live tax experts), and Tango (search for US Government Contracting Data). Several existing entries were reordered.