Claude Code Placemat

Template v1.1 2026-03-27 — As of CC v2.1.85

July 2026 v2.1.198 – v2.1.198 1 release

CC v2.1.198 2026-07-01

ADDNotification hook — fires when a background agent session needs input or finishes; events: agent_needs_input / agent_completed
ADD/dataviz skill — chart and dashboard design guidance with a runnable color-palette validator
DEL/agents slash-command wizard removed — create or manage subagents by asking Claude or editing .claude/agents/ directly

June 2026 v2.1.160 – v2.1.197 32 releases

CC v2.1.197 2026-06-30

CHG/model — claude-sonnet-5 is now the default model with a native 1M-token context window

CC v2.1.196 2026-06-27

CHGmcp__name__.* (hook matcher) — hyphenated identifiers now exact-match; use glob suffix to match all tools from a hyphenated MCP server (e.g. mcp__brave-search__.*)

CC v2.1.195 2026-06-26

ADDCLAUDE_CODE_DISABLE_MOUSE_CLICKS env var — disable mouse click/drag/hover in fullscreen mode while keeping wheel scroll active

CC v2.1.193 2026-06-25

ADDautoMode.classifyAllShell JSON setting — route all Bash/PowerShell commands through the auto-mode classifier instead of only arbitrary-code-execution patterns
ADDOTEL_LOG_ASSISTANT_RESPONSES env var — opt in to emitting the model's response text as an OTEL log event (claude_code.assistant_response); when unset, follows OTEL_LOG_USER_PROMPTS; set to 0 to log prompts but not responses
ADDCLAUDE_CODE_DISABLE_BG_SHELL_PRESSURE_REAP=1 env var — disable automatic memory-pressure reaping of idle background shell commands

CC v2.1.191 2026-06-24

CHG/rewind — now supports resuming a conversation from before /clear was run
ADD"Bash,PowerShell" (hook matcher) — comma-separated tool type names in a hook's matcher field fire the hook on any of the listed types

CC v2.1.187 2026-06-23

ADDsandbox.credentials JSON setting — block sandboxed commands from reading credential files and secret environment variables
ADDCLAUDE_CODE_MCP_TOOL_IDLE_TIMEOUT env var — override the default 5-minute idle timeout for remote MCP tool calls; stalled calls abort with an error instead of blocking indefinitely
CHG/btw — ←/→ arrow navigation to step through earlier answers
ADD/install-github-app slash command — install GitHub App with optional GitHub Actions workflow and repo secret setup
CHG/plugin list — surfaces recently-unused plugins for cleanup
CHG/model — org-restricted models show "restricted by your organization's settings"

CC v2.1.186 2026-06-22

ADDclaude mcp login/logout <name> — authenticate or de-authenticate an MCP server from the CLI without opening /mcp; --no-browser redirects auth code to stdin for SSH completion
CHG/workflows — press f in the agent detail view to filter sessions by status
ADDteammateMode: "iterm2" JSON setting — use iTerm2 as the teammate backend; warns when auto mode cannot find the it2 CLI
ADDawsAuthRefresh JSON setting — configures "Claude Platform on AWS — refresh credentials" option in /login
ADDrespondToBashCommands JSON setting — set to false to keep ! bash command output as context-only (default: Claude responds automatically)
ADDCLAUDE_CODE_MAX_RETRIES env var — capped at 15; for unattended sessions use CLAUDE_CODE_RETRY_WATCHDOG instead
ADDCLAUDE_CODE_RETRY_WATCHDOG env var — retry watchdog for unattended sessions; replaces high CLAUDE_CODE_MAX_RETRIES values

CC v2.1.183 2026-06-19

ADDattribution.sessionUrl JSON setting — set to false to omit the claude.ai session link from commits and PRs in web and Remote Control sessions
ADD/config --help — list all available shorthand keys for /config key=value
CHG/config toggle — Enter and Space both change the selected setting; Esc now saves and closes instead of reverting

CC v2.1.181 2026-06-17

ADD/config key=value — set any setting from the prompt (e.g. /config thinking=false); works in interactive, -p, and Remote Control
ADDsandbox.allowAppleEvents JSON setting — opt-in macOS setting to allow sandboxed commands to send Apple Events
ADDCLAUDE_CLIENT_PRESENCE_FILE env var — path to a marker file; while the file exists, mobile push notifications are suppressed

CC v2.1.178 2026-06-15

ADDTool(param:value) permission rule syntax — match a tool's input parameters (supports * wildcard); e.g. Agent(model:opus) to block Opus subagents
CHG.claude/skills/<name>/ — nested skill directories now load when working on files there; name clashes use <dir>:<name> form

CC v2.1.176 2026-06-12

ADDlanguage JSON setting — pin session-title language; titles auto-detect the conversation language by default; set to a BCP 47 tag (e.g. en, ja) to override
ADDfooterLinksRegexes JSON setting — array of regex patterns for regex-matched link badges in the footer row; configurable via user or managed settings

CC v2.1.175 2026-06-12

ADDenforceAvailableModels managed setting — when enabled, the availableModels allowlist constrains the Default model (a Default that resolves to a disallowed model falls back to the first allowed model); user or project settings cannot widen a managed availableModels list

CC v2.1.174 2026-06-12

ADDwheelScrollAccelerationEnabled JSON setting — set to false to disable mouse-wheel scroll acceleration in fullscreen mode

CC v2.1.172 2026-06-10

CHGSubagentStart / SubagentStop — sub-agents can now spawn their own sub-agents, up to 5 levels deep
CHG/plugin list — search bar now available when browsing marketplace plugins

CC v2.1.169 2026-06-08

ADD/cd slash command — move session to a new working directory without breaking the prompt cache mid-session
ADD--safe-mode CLI flag — start with all customizations (CLAUDE.md, plugins, skills, hooks, MCP servers) disabled for troubleshooting; paired with CLAUDE_CODE_SAFE_MODE env var
ADDCLAUDE_CODE_SAFE_MODE env var — paired with --safe-mode CLI flag
ADDdisableBundledSkills JSON setting — hide bundled skills, workflows, and built-in slash commands from the model; paired with CLAUDE_CODE_DISABLE_BUNDLED_SKILLS env var
ADDCLAUDE_CODE_DISABLE_BUNDLED_SKILLS env var — hide bundled skills, workflows, and built-in slash commands from the model; paired with disableBundledSkills JSON setting
ADDAPI_FORCE_IDLE_TIMEOUT=0 env var — opt out of the default 5-minute idle timeout on Vertex/Foundry
CHGclaude agents --json — now includes id and state fields; new --all flag includes completed sessions

CC v2.1.166 2026-06-06

ADDfallbackModel JSON setting — configure up to three fallback models tried in order when the primary model is overloaded or unavailable
ADD--thinking disabled CLI flag — disable thinking on models that think by default; equivalent to MAX_THINKING_TOKENS=0 or the per-model thinking toggle
CHG--fallback-model — now also applies to interactive sessions (previously headless only)
CHGMAX_THINKING_TOKENS — setting to 0 now disables thinking on models that think by default via the Claude API
ADD"*" (deny rule glob) — glob patterns now supported in deny rule tool-name position; "*" denies all tools; allow rules reject non-MCP globs; unknown tool names warn at startup

CC v2.1.163 2026-06-04

ADDrequiredMinimumVersion / requiredMaximumVersion managed settings — CC refuses to start if its version is outside the allowed range; directs user to an approved version
ADD/plugin list slash command — list installed plugins; --enabled/--disabled filters
CHG/btw — press c to copy raw markdown answer to clipboard
CHGStop / SubagentStop hooks — can now return hookSpecificOutput.additionalContext to give Claude feedback and continue the turn
ADD\$ escape syntax in skill command bodies — include a literal $ before a digit

CC v2.1.162 2026-06-03

CHG/terminal-setup — renamed Windsurf to Devin Desktop following the editor's rebrand
CHGclaude agents --json — output now includes waitingFor field showing what a waiting session is blocked on
CHG/effort — now confirms when your chosen level will persist as the default for new sessions

CC v2.1.161 2026-06-02

ADDOTEL_RESOURCE_ATTRIBUTES env var — values now used as labels on metric datapoints; slice usage metrics by custom dimensions (e.g. team, repo)

CC v2.1.160 2026-06-02

ADDultracode prompt trigger keyword — type in the prompt to start a dynamic workflow; highlighted in violet in the prompt input

May 2026 v2.1.126 – v2.1.159 23 releases

CC v2.1.158 2026-05-30

ADDCLAUDE_CODE_ENABLE_AUTO_MODE=1 env var — opt in to Auto mode on Bedrock, Vertex, and Foundry for Opus 4.7 and Opus 4.8

CC v2.1.157 2026-05-29

ADDclaude plugin init <name> CLI command — scaffold a new plugin in .claude/skills
ADDagent JSON setting — default agent name honored for dispatched sessions in claude agents; override per-session with --agent <name>
ADDEnterWorktree hook event — fires on worktree entry; can now switch between Claude-managed worktrees mid-session
CHGclaude agents — dispatch flags now include --agent <name>
CHG.claude/skills/<name>/ — plugins in .claude/skills directories now auto-loaded, no marketplace required
CHG/terminal-setup — now also disables GPU acceleration in VS Code, Cursor, and Windsurf to prevent garbled-text rendering

CC v2.1.154 2026-05-28

ADD/workflows slash command — view and manage dynamic workflow runs; orchestrates work across tens to hundreds of background agents for large, complex tasks
ADDclaude --bg --exec '<cmd>' CLI flag — run a shell command as a background session you can attach to and detach from; also available as ! <cmd> in the claude agents TUI
CHG/simplify — now runs cleanup-only review (reuse, simplification, efficiency, altitude) and applies fixes; no longer invokes the full /code-review --fix bug hunt
CHG/effort / --effort — interactive slider labels renamed from Speed/Intelligence to Faster/Smarter; xhigh now Opus 4.8 only (was 4.7)
CHGCLAUDE_CODE_SESSION_ID / CLAUDECODE — now also injected into stdio MCP server subprocess environments
CHGclaude mcp list/get — unapproved .mcp.json servers now shown as ⏸ Pending approval instead of auto-connecting
DELCLAUDE_CODE_OPUS_4_6_FAST_MODE_OVERRIDE — deprecated; use /model claude-opus-4-6[1m] then /fast on for Opus 4.6 fast mode
ADDdefaultEnabled: false plugin manifest field (plugin.json) — plugin starts disabled; enable with /plugin or claude plugin enable
CHG/chrome — now shows browser selector to pick which connected browser to use when multiple are connected

CC v2.1.153 2026-05-28

CHG/model — selection now saved as default for new sessions; press s in picker to switch for current session only (replaces d)
CHG/doctor — now shows result of last update attempt; lists npm auto-update fix hints
ADDCOLUMNS / LINES env vars — injected into status line command subprocesses for terminal-width sizing

CC v2.1.152 2026-05-27

ADD/reload-skills slash command — re-scan skill directories without restarting the session
ADD/simplify built-in skill — back as alias for /code-review --fix; applies review findings to working tree
CHG/code-review — new --fix flag applies findings to working tree (surfacing reuse/simplification/efficiency suggestions)
ADDdisallowed-tools frontmatter field — remove tools from the model while a skill or slash command is active
ADDSessionStart hook — return reloadSkills: true to re-scan skills; set hookSpecificOutput.sessionTitle to name the session on startup/resume
ADDMessageDisplay hook event — transform or hide assistant message text as it is displayed
ADDpluginSuggestionMarketplaces managed setting — allowlist org marketplaces whose plugins may be suggested via context-aware tips
CHG--fallback-model — now activates for the rest of the session when the primary model is not found, not just overloaded
CHGCtrl+O — in a collapsed thinking group, shows the full thinking
ADDVim NORMAL mode / key — opens reverse history search (like Ctrl+R), matching bash/zsh vi-mode
ADDOTEL_METRICS_INCLUDE_ENTRYPOINT=true env var — opt in to app.entrypoint as an OpenTelemetry metric attribute

CC v2.1.149 2026-05-22

CHG/usage — per-category limits breakdown (skills, subagents, plugins, per-MCP-server cost)
CHG/diff — detail view now scrollable with arrows, j/k, PgUp/PgDn, Space, Home/End
ADDallowAllClaudeAiMcps — enterprise managed setting to load claude.ai cloud MCP connectors alongside managed-mcp.json

CC v2.1.147 2026-05-21

CHGCtrl T — in claude agents: pin/unpin background session; pinned sessions stay alive when idle and restart in place for CC updates

CC v2.1.146 2026-05-21

CHG/simplify renamed to /code-review [effort] — optional effort level (e.g. /code-review high)

CC v2.1.145 2026-05-19

ADDclaude agents --json — list live sessions as JSON for scripting (tmux-resurrect, status bars, session pickers)
CHGStop / SubagentStop hook input — now includes background_tasks and session_crons fields

CC v2.1.144 2026-05-19

CHG/extra-usage renamed to /usage-credits; old name still works
CHG/model — now changes model for current session only; press d in the picker to set a default for new sessions
CHG/resume — background sessions (from --bg or agent view) now appear alongside interactive sessions in the picker, marked with bg

CC v2.1.143 2026-05-15

ADDworktree.bgIsolation JSON setting — set to "none" to disable worktree isolation for background sessions

CC v2.1.142 2026-05-14

CHGclaude agents — new dispatch flags for configuring background sessions: --add-dir, --settings, --mcp-config, --plugin-dir, --permission-mode, --model, --effort, --dangerously-skip-permissions
ADDCLAUDE_CODE_OPUS_4_6_FAST_MODE_OVERRIDE=1 env var — pin Fast mode to Opus 4.6; fast mode now defaults to Opus 4.7

CC v2.1.141 2026-05-13

ADDterminalSequence hook JSON output field — emit desktop notifications, window titles, and bells without a controlling terminal
ADDCLAUDE_CODE_PLUGIN_PREFER_HTTPS env var — clone GitHub plugin sources over HTTPS instead of SSH; for environments without a GitHub SSH key
ADDANTHROPIC_WORKSPACE_ID env var — workload identity federation; scopes the minted token to a specific workspace when the federation rule covers more than one
CHGclaude agents — new --cwd <path> flag scopes the session list to a directory

CC v2.1.139 2026-05-11

ADDclaude agents CLI command — agent view (Research Preview): a single list of every CC session — running, blocked on you, or done
ADD/goal [condition] slash command — set a completion condition; Claude keeps working across turns until met; works in interactive, -p, and Remote Control; shows elapsed/turns/tokens overlay
ADD/scroll-speed slash command — tune mouse wheel scroll speed with a live preview
ADDclaude plugin details <name> CLI command — show plugin component inventory and projected per-session token cost
ADDTranscript view nav keys: ? for shortcuts, {/} to jump between user prompts, v to toggle shortcut panel
ADDargs: string[] hook field (exec form) — spawns command directly without a shell; path placeholders never need quoting
ADDcontinueOnBlock hook option for PostToolUse — feeds hook's rejection reason back to Claude and continues the turn
ADDCLAUDE_PROJECT_DIR env var — injected into MCP stdio server environments; referenceable as ${CLAUDE_PROJECT_DIR} in plugin configs

CC v2.1.136 2026-05-08

ADDautoMode.hard_deny JSON setting — auto mode classifier rules that block unconditionally regardless of user intent; unlike autoMode.soft_deny, cannot be overridden by allow exceptions
ADDCLAUDE_CODE_ENABLE_FEEDBACK_SURVEY_FOR_OTEL env var — re-enable session quality survey for enterprises capturing responses through OpenTelemetry

CC v2.1.133 2026-05-07

ADDworktree.baseRef JSON setting — fresh (default) branches worktrees from origin/<default>; head branches from local HEAD; applies to --worktree, EnterWorktree, and agent-isolation
ADDsandbox.bwrapPath / sandbox.socatPath managed settings — custom bubblewrap and socat binary paths (Linux/WSL)
ADDparentSettingsBehavior admin-tier key — first-wins or merge; opts SDK managedSettings parent tier into policy merge
ADD--remote-control CLI flag — enable Remote Control mode; bridges CLI session to claude.ai/code
CHGeffort.level JSON input field — now also injected into hooks; previously status line only
CHG${CLAUDE_EFFORT} description — now available in hooks and Bash tool commands, not just skill content

CC v2.1.132 2026-05-06

ADDCLAUDE_CODE_SESSION_ID env var — Session ID injected into Bash tool subprocess environment, matching the session_id passed to hooks
ADDCLAUDE_CODE_DISABLE_ALTERNATE_SCREEN=1 env var — Opt out of the fullscreen alternate-screen renderer; keeps conversation in the terminal's native scrollback

CC v2.1.129 2026-05-06

CHGCtrl R — History picker now searches all projects by default; press Ctrl+S to narrow to current project or session
ADD--plugin-url <url> CLI flag — Fetch a plugin .zip archive from a URL for the current session
ADDskillOverrides JSON setting — off hides from model and /; user-invocable-only hides from model only; name-only collapses description
ADDCLAUDE_CODE_FORCE_SYNC_OUTPUT=1 env var — Force-enable synchronized output on terminals that auto-detection misses (e.g. Emacs eat)
ADDCLAUDE_CODE_PACKAGE_MANAGER_AUTO_UPDATE env var — On Homebrew or WinGet installs, runs the upgrade command in the background and prompts to restart when set
ADDCLAUDE_CODE_ENABLE_GATEWAY_MODEL_DISCOVERY=1 env var — Opt in to listing gateway /v1/models in the /model picker when using a custom ANTHROPIC_BASE_URL gateway (was automatic in v2.1.126–v2.1.128)

CC v2.1.128 2026-05-04

CHG/color [color] — Bare /color with no args now picks a random session color
CHG/mcp — Now shows tool count for each connected server and flags servers with 0 tools
CHG--channels — Now works with console (API key) auth; console orgs with managed settings must set channelsEnabled: true
ADDchannelsEnabled JSON setting — Enable --channels with console auth for managed-settings orgs
ADD--plugin-dir <path> CLI flag — Load plugins from a directory or .zip archive at launch

CC v2.1.126 2026-05-01

ADDclaude project purge [path] CLI subcommand — Delete all Claude Code state for a project (transcripts, tasks, file history, config entry); supports --dry-run, -y/--yes, -i/--interactive, and --all
CHG--dangerously-skip-permissions — Now bypasses prompts for writes to .claude/, .git/, .vscode/, shell config files, and other protected paths (catastrophic removal commands still prompt)
CHG/model — Picker lists models from gateway's /v1/models endpoint when ANTHROPIC_BASE_URL points at a compatible gateway
CHGclaude auth login — Accepts OAuth code pasted in terminal when browser callback can't reach localhost (WSL2, SSH, containers)

April 2026 v2.1.89 – v2.1.123 17 releases

CC v2.1.122–v2.1.123 2026-04-29

ADDANTHROPIC_BEDROCK_SERVICE_TIER env var — Select a Bedrock service tier (default, flex, or priority); sent as the X-Amzn-Bedrock-Service-Tier header

CC v2.1.120–v2.1.121 2026-04-28

ADDclaude ultrareview [target] CLI subcommand — Run /ultrareview non-interactively from CI or scripts; prints findings to stdout; --json for raw output
ADD${CLAUDE_EFFORT} skill template variable — Reference current effort level in skill content
ADDalwaysLoad MCP server config option — All tools from that server skip tool-search deferral when true
ADDclaude plugin prune CLI command — Remove orphaned auto-installed plugin dependencies; plugin uninstall --prune cascades
CHG/skills — Now includes a type-to-filter search box for long skill lists
CHGPostToolUse — Can now replace tool output via hookSpecificOutput.updatedToolOutput for all tools (was MCP-only)
CHGCLAUDE_CODE_FORK_SUBAGENT=1 — Now also works in non-interactive sessions
CHG--dangerously-skip-permissions — No longer prompts for writes to .claude/skills/, .claude/agents/, and .claude/commands/
CHG/terminal-setup — Now also enables iTerm2 clipboard access for /copy

CC v2.1.119 2026-04-23

ADDprUrlTemplate JSON setting — Point footer PR badge at a custom code-review URL instead of github.com
ADDCLAUDE_CODE_HIDE_CWD env var — Hide working directory in the startup logo
ADDPostToolUseFailure hook event — Fires when a tool call fails; hook input includes duration_ms
ADDeffort.level / thinking.enabled status line stdin JSON input fields — current effort level and thinking state
CHG--from-pr — Description updated to note it now accepts GitLab MR, Bitbucket PR, and GitHub Enterprise URLs
CHGPreToolUse / PostToolUse — Description updated to note PostToolUse hook input now includes duration_ms (tool exec time)

CC v2.1.118 2026-04-23

ADD/usage slash command — Unified usage view (cost + stats tabs); /cost and /stats become shortcuts that open the relevant tab
CHG/stats — Description updated to note it is now a shortcut to the /usage stats tab
ADDVim Mode section in Keys & Shortcuts — v / V enter visual / visual-line selection mode in NORMAL mode
ADDtype: "mcp_tool" hook type — Hooks can now directly invoke MCP tools
ADDDISABLE_UPDATES env var — Block all update paths including manual claude update; stricter than DISABLE_AUTOUPDATER
ADDwslInheritsWindowsSettings JSON setting (policy key) — WSL sessions inherit Windows-side managed settings
ADD"$defaults" (autoMode) JSON setting — Include in autoMode.allow, autoMode.soft_deny, or autoMode.environment to add custom rules alongside the built-in list
ADDclaude plugin tag CLI command — Create release git tags for plugins with version validation
CHG/theme — Description updated to note named custom themes via ~/.claude/themes/ and plugin theme shipping

CC v2.1.117 2026-04-22

ADDCLAUDE_CODE_FORK_SUBAGENT=1 env var — Enable forked subagents on external builds
ADDmcpServers agent frontmatter field — Loaded for main-thread agent sessions via --agent
CHG/model — Description updated to note selections persist across restarts; startup header shows model pin source
CHG/resume — Description updated to note it offers to summarize stale large sessions before re-reading

CC v2.1.116 2026-04-20

CHG/terminal-setup — description updated to note scroll sensitivity configuration in VS Code, Cursor, and Windsurf
CHG/config — description updated to note search matches option values
CHG/doctor — description updated to note openable while Claude is responding
CHG/reload-plugins — description updated to note auto-installs missing dependencies from added marketplaces
ADDhooks: agent frontmatter field — fires when running as main-thread agent via --agent

CC v2.1.113 2026-04-17

ADDsandbox.network.deniedDomains JSON setting — Block specific domains even when a broader allowedDomains wildcard would otherwise permit them
ADDCtrl A / Ctrl E (multiline input) — Move to start/end of current logical line, matching readline behavior
ADDCtrl Backspace (Windows) — Delete previous word
ADD/extra-usage slash command — Request extra usage allowance; now also available from Remote Control clients

CC v2.1.110–v2.1.112 2026-04-16

ADD/tui [fullscreen] slash command — Switch to flicker-free fullscreen TUI rendering in same conversation
ADD/focus slash command — Toggle focus view in fullscreen/TUI mode
CHGCtrl O — Now toggles between normal and verbose transcript only; focus view moved to /focus
ADDautoScrollEnabled JSON setting — Disable conversation auto-scroll in fullscreen mode
ADDtui JSON setting — Default TUI mode; set to "fullscreen" for flicker-free alt-screen rendering
ADDTRACEPARENT / TRACESTATE env vars — Distributed trace context for SDK/headless sessions
CHG/effort [level] — Added xhigh level (Opus 4.7 only); no-arg invocation opens interactive slider
CHG--effort — Updated to include xhigh level (Opus 4.7 only)
ADD/less-permission-prompts skill — Scan transcripts for read-only Bash/MCP calls; propose settings.json allowlist
ADD/ultrareview [PR#] skill — Cloud code review via parallel agents; no args for current branch, PR# for specific PR
ADDCtrl U key — Clear entire input buffer
ADDCtrl Y key — Restore input buffer cleared by Ctrl+U
ADDTranscript view: [ dump to scrollback, v open in editor
ADDCLAUDE_CODE_USE_POWERSHELL_TOOL env var — Enable PowerShell tool; Windows opt in/out, Linux/macOS requires pwsh on PATH
ADDOTEL_LOG_RAW_API_BODIES env var — Emit full API request/response bodies as OTEL log events for debugging
CHG/theme — Added "Auto (match terminal)" option

CC v2.1.108–v2.1.109 2026-04-14

ADD/recap slash command — Summarize away context; auto-triggered on return or invoke manually
ADD/rewind / /undo slash commands — Rewind conversation; /undo is new alias for /rewind
ADDCtrl A session picker key — Show all projects (picker now defaults to current directory)
ADDENABLE_PROMPT_CACHING_1H env var — Opt into 1-hour prompt cache TTL (API key, Bedrock, Vertex, Foundry)
ADDFORCE_PROMPT_CACHING_5M env var — Force 5-minute prompt cache TTL
ADDCLAUDE_CODE_ENABLE_AWAY_SUMMARY env var — Force-enable recap/away summary when telemetry disabled
CHG/model — Now warns before switching models mid-conversation
CHG/doctor — Press f to auto-fix reported issues (v2.1.105, missed in prior update)

CC v2.1.105 2026-04-13

ADD/proactive slash command — alias for /loop
ADDPreCompact hook event — fires before compaction; block by exiting with code 2 or returning {"decision":"block"}
ADDmonitors plugin manifest key — background monitor support; auto-arms at session start or on skill invoke

CC v2.1.101 2026-04-10

ADD/team-onboarding slash command — Generate teammate ramp-up guide from local CC usage
ADDCLAUDE_CODE_CERT_STORE=bundled env var — Use only bundled CAs; by default OS CA cert store is now trusted (enterprise TLS proxy support)
ADDOTEL_LOG_USER_PROMPTS / OTEL_LOG_TOOL_DETAILS / OTEL_LOG_TOOL_CONTENT env vars — OTEL beta tracing: opt in to emit sensitive span attributes

CC v2.1.98 2026-04-09

ADDCLAUDE_CODE_PERFORCE_MODE env var — Edit/Write/NotebookEdit fail on read-only files with a p4 edit hint
ADDCLAUDE_CODE_SCRIPT_CAPS env var — Limit per-session script invocations (subprocess sandboxing)
CHGCLAUDE_CODE_SUBPROCESS_ENV_SCRUB — Description updated to include PID namespace isolation on Linux
ADD--exclude-dynamic-system-prompt-sections CLI flag — Exclude dynamic prompt sections in print mode for cross-user prompt caching
ADDworkspace.git_worktree status line JSON input field — Set when current directory is inside a linked git worktree

CC v2.1.97 2026-04-08

CHGCtrl O — Description updated to note focus view toggle in NO_FLICKER mode
ADDstatusLine.refreshInterval JSON setting — Re-run status line command every N seconds

CC v2.1.94 2026-04-07

ADDCLAUDE_CODE_USE_MANTLE=1 env var — Enable Amazon Bedrock powered by Mantle
ADDkeep-coding-instructions skill frontmatter field — Control plugin output style for coding tasks
ADDUserPromptSubmit hook event — Fires on user prompt submit; supports hookSpecificOutput.sessionTitle to set session title

CC v2.1.92 2026-04-04

ADDforceRemoteSettingsRefresh JSON setting — Block startup until remote managed settings are freshly fetched; fail-closed on fetch failure
ADD/release-notes slash command — Interactive version picker for release notes
ADD--remote-control-session-name-prefix CLI flag — Custom hostname prefix for Remote Control session names
CHG/cost — Description updated to reflect per-model and cache-hit breakdown
DEL/vim slash command removed — toggle vim mode via /config → Editor mode

CC v2.1.91 2026-04-02

ADDdisableSkillShellExecution JSON setting — Disable inline shell execution in skills and custom slash commands
ADD_meta["anthropic/maxResultSizeChars"] MCP annotation — Override max result size per tool call (up to 500K chars)
ADDplugin: bin/ — Plugin executables in bin/ invocable as bare commands from Bash tool

CC v2.1.89–v2.1.90 2026-04-01

ADD/powerup slash command — Interactive lessons teaching CC features with animated demos
ADDMCP_CONNECTION_NONBLOCKING=true env var — Skip MCP connection wait in headless (-p) mode
ADDCLAUDE_CODE_PLUGIN_KEEP_MARKETPLACE_ON_FAILURE env var — Keep marketplace cache when git pull fails (offline envs)
ADD"defer" PreToolUse hook decision — Headless sessions pause at tool call; resume with -p --resume to re-evaluate

March 2026 v2.1.82 – v2.1.88 3 releases + template redesign

CC v2.1.88 2026-03-31

ADDCLAUDE_CODE_NO_FLICKER=1 env var — Opt into flicker-free alt-screen rendering with virtualized scrollback
ADDPermissionDenied hook event — Fires after auto mode classifier denials; return {retry:true} to allow retry
ADDshowThinkingSummaries JSON setting — Show thinking summaries in interactive sessions (default: false since v2.1.88)

CC v2.1.86 2026-03-28

ADDCLAUDE_CODE_MCP_SERVER_NAME / CLAUDE_CODE_MCP_SERVER_URL — Inject server identity into MCP headersHelper scripts, enabling one helper to serve multiple servers (v2.1.85)

CC v2.1.82–v2.1.85 2026-03-27

CHGCtrl F → Ctrl X K for killing background agents (v2.1.83)
ADDCwdChanged / FileChanged hook events (v2.1.83)
ADDinitialPrompt agent frontmatter field (v2.1.83)
ADDmanaged-settings.d/ drop-in policy directory (v2.1.83)
ADDTaskCreated hook event (v2.1.84)
ADDif: conditional field for hooks (v2.1.85)
ADDCLAUDE_CODE_SUBPROCESS_ENV_SCRUB env var (v2.1.83)
FIXFixed SubAgentStart → SubagentStart casing

Template v1.1 Redesign 2026-03-27

CHGComplete visual redesign — darker theme, tighter spacing, compact layout
CHGReplaced badge system (NEW/UNVERIFIED tags) with shaded code backgrounds + top legend
CHGCard h2 headings now uppercase with letter-spacing
CHGGrid minimum column width reduced from 420px to 340px
CHGCode elements now use word-break: break-word instead of break-all
ADDRow hover highlight on all tables
ADD8-bit Claude Code minion icon in header
FIXFixed truncated code elements (e.g., --dangerously-skip-permissions was --dangerously-skip...)
CHGTitle restored to "Claude Code Reference Dashboard"
CHGHeader restructured: title + icon left, "As of release: vX.X.XX" + changelog link + theme + search right
CHGFooter now tracks template version separately from CC release version
CHGCommand Builder: model dropdown replaced with --effort selector
CHGCommand Builder: Verbose/Think checkboxes replaced with --bare checkbox
ADDSlash Commands (Tools) card — /init, /memory, /mcp, /hooks, /skills, /agents, /chrome, /add-dir, /btw, /loop, /schedule, /voice, /doctor, /pr-comments, /security-review, /stats, /desktop, /remote-control, /reload-plugins
ADDConfig & Environment card — settings file priority, JSON settings, environment variables, managed-settings.d/
ADDSkills & Agent Frontmatter card — skill YAML fields, agent YAML fields, built-in skills
ADDMemory, Hooks & MCP card — rules, auto-memory, event hooks, MCP serve mode, elicitation
ADD~30 new slash commands across two cards (Core + Tools)
ADDCtrl L — Clear screen + full redraw
ADDCtrl O — Toggle verbose / transcript mode
ADDCtrl J — Newline (control sequence)
ADDTab — Cycle permission modes
ADD\ P — Switch model
ADD\ T — Toggle thinking
ADDSession Picker Nav section (P, R, /, A, B keys)
ADD--bare CLI flag — Minimal headless mode
ADD--channels CLI flag — Permission relay / MCP push messages
ADD--effort CLI flag — Set effort level at launch
DELRemoved "Extension System & Auth" card — replaced with granular cards
DELRemoved "Workflow & Custom Commands" card
DELRemoved .col-2 layout, .tip blocks
DELRemoved /review, /teleport, /plugin
DELRemoved duplicate Ctrl F fast mode entry
DELRemoved Shift+Tab, Cmd+P, Enter, Esc standalone entries (restructured)