Gemini CLI 0.27.0

What's Changed

• remove fireAgent and beforeAgent hook
• Remove unused modelHooks and toolHooks
• feat(cli): sanitize ANSI escape sequences in non-interactive output
• Update Attempt text to Retry when showing the retry happening to the …
• chore(skills): update pr-creator skill workflow
• feat(cli): implement event-driven tool execution scheduler
• chore(release): bump version to 0.27.0-nightly.20260121.97aac696f
• Remove other rewind reference in docs
• feat(skills): add code-reviewer skill
• feat(plan): Extend Shift+Tab Mode Cycling to include Plan Mode
• feat(plan): refactor TestRig and eval helper to support configurable approval modes
• feat(workflows): support recursive workstream labeling and new IDs
• Run evals for all models.
• fix(github): improve label-workstream-rollup efficiency with GraphQL
• Docs: Update changelogs for v.0.25.0 and v0.26.0-preview.0 releases.
• Migrate beforeTool and afterTool hooks to hookSystem
• fix(github): improve label-workstream-rollup efficiency and fix bugs
• feat(cli): improve skill enablement/disablement verbiage
• fix(admin): Ensure CLI commands run in non-interactive mode
• feat(core): support dynamic variable substitution in system prompt override
• fix(core,cli): enable recursive directory access for
• Docs: Marking for experimental features
• Support command/ctrl/alt backspace correctly
• feat(plan): add approval mode instructions to system prompt
• feat(core): enable disableLLMCorrection by default
• Remove unused slug from sidebar
• drain stdin on exit
• refactor(cli): decouple UI from live tool execution via ToolActionsContext
• fix(core): update token count and telemetry on /chat resume history load
• fix: /policy to display policies according to mode
• fix(core): simplify replace tool error message
• feat(cli): consolidate shell inactivity and redirection monitoring
• fix(scheduler): prevent stale tool re-publication and fix stuck UI state
• feat(config): default enableEventDrivenScheduler to true
• feat(hooks): enable hooks system by default
• feat(core): Enable AgentRegistry to track all discovered subagents
• feat(core): Have subagents use a JSON schema type for input.
• feat: replace large text pastes with [Pasted Text: X lines] placeholder
• security(hooks): Wrap hook-injected context in distinct XML tags
• Enable the ability to queue specific nightly eval tests
• docs(hooks): comprehensive update of hook documentation and specs
• refactor: improve large text paste placeholder
• feat: implement /rewind command
• Feature/jetbrains ide detection
• docs: update typo in mcp-server.md file
• Sanitize command names and descriptions
• fix(auth): don't crash when initial auth fails
• Added image pasting capabilities for Wayland and X11 on Linux
• feat: add AskUser tool schema
• fix cli settings: resolve layout jitter in settings bar
• fix: show whitespace changes in edit tool diffs
• Remove redundant calls setting linuxClipboardTool. getUserLinuxClipboardTool() now handles the caching internally
• ci: allow failure in evals-nightly run step
• feat(cli): Add state management and plumbing for agent configuration dialog
• bug: fix ide-client connection to ide-companion when inside docker via ssh/devcontainer
• Emit correct newline type return
• New skill: docs-writer
• fix(core): Resolve AbortSignal MaxListenersExceededWarning (#5950)
• Disable tips after 10 runs
• Fix so rewind starts at the bottom and loadHistory refreshes static content.
• feat(core): Remove legacy settings.
• feat(plan): add 'communicate' tool kind
• feat(routing): A/B Test Numerical Complexity Scoring for Gemini 3
• feat(plan): update UI Theme for Plan Mode
• fix(ui): stabilize rendering during terminal resize in alternate buffer
• feat(cli): add /agents config command and improve agent discovery
• feat(mcp): add enable/disable commands for MCP servers (#11057)
• fix(cli)!: Default to interactive mode for positional arguments
• Fix issue #17080
• feat(core): Refresh agents after loading an extension.
• fix(cli): include source in policy rule display
• fix: remove obsolete CloudCode PerDay quota and 120s terminal threshold
• Refactor subagent delegation to be one tool per agent
• fix(core): Include MCP server name in OAuth message
• Fix pr-triage.sh script to update pull requests with tags "help wanted" and "maintainer only"
• feat(plan): implement simple workflow for planning in main agent
• fix: exit with non-zero code when esbuild is missing
• fix: ensure @-command UI message ordering and test
• fix(core): add alternative command names for Antigravity editor detec…
• Refactor: Migrate CLI appEvents to Core coreEvents
• fix(core): await MCP initialization in non-interactive mode
• Fix modifyOtherKeys enablement on unsupported terminals
• fix(core): gracefully handle disk full errors in chat recording
• fix(oauth): update oauth to use 127.0.0.1 instead of localhost
• fix(core): use RFC 9728 compliant path-based OAuth protected resource discovery
• Update Code Wiki README badge
• Add conda installation instructions for Gemini CLI
• chore(refactor): extract BaseSettingsDialog component
• fix(cli): preserve input text when declining tool approval (#15624)
• chore: upgrade dep: diff 7.0.0-> 8.0.3
• feat: add AskUserDialog for UI component of AskUser tool
• feat(ui): display user tier in about command
• feat: add clearContext to AfterAgent hooks
• fix(cli): change image paste location to global temp directory (#17396)
• Fix line endings issue with Notice file
• feat(plan): implement persistent approvalMode setting
• feat(ui): Move keyboard handling into BaseSettingsDialog
• Allow prompt queueing during MCP initialization
• feat: implement AgentConfigDialog for /agents config command
• fix(agents): default to all tools when tool list is omitted in subagents
• feat(cli): Moves tool confirmations to a queue UX
• fix(core): hide user tier name
• feat: Enforce unified folder trust for /directory add
• migrate fireToolNotificationHook to hookSystem
• Clean up dead code
• feat(workflow): add stale pull request closer with linked-issue enforcement
• feat(workflow): expand stale-exempt labels to include help wanted and Public Roadmap
• chore(workflow): remove redundant label-enforcer workflow
• Resolves the confusing error message ripgrep exited with code null that occurs when a search operation is cancelled or aborted
• fix: detect pnpm/pnpx in ~/.local
• docs: Add instructions for MacPorts and uninstall instructions for Homebrew
• docs(hooks): clarify mandatory 'type' field and update hook schema documentation
• Improve error messages on failed onboarding
• Follow up to "enableInteractiveShell for external tooling relying on a2a server"
• Fix/issue 17070
• fix(core): handle URI-encoded workspace paths in IdeClient
• feat(cli): add quick clear input shortcuts in vim mode
• feat(core): optimize shell tool llmContent output format
• Fix bug in detecting already added paths.
• feat(scheduler): support multi-scheduler tool aggregation and nested call IDs
• feat(agents): implement first-run experience for project-level sub-agents
• Update extensions docs
• Docs: Refactor left nav on the website
• fix(core): stream grep/ripgrep output to prevent OOM
• feat(plan): add persistent plan file storage
• feat(agents): migrate subagents to event-driven scheduler
• Fix extensions config error
• fix(plan): remove subagent invocation from plan mode
• feat(ui): add solid background color option for input prompt
• feat(plan): refresh system prompt when approval mode changes (Shift+Tab)
• feat(cli): add global setting to disable UI spinners
• fix(security): enforce strict policy directory permissions
• test(core): fix tests in windows
• feat(mcp/extensions): Allow users to selectively enable/disable MCP servers included in an extension(Issue #11057 & #17402)
• Always map mac keys, even on other platforms
• Ctrl-O
• feat(plan): update cycling order of approval modes
• fix(cli): restore 'Modify with editor' option in external terminals
• Slash command for helping in debugging
• feat: add double-click to expand/collapse large paste placeholders
• refactor(cli): migrate non-interactive flow to event-driven scheduler
• fix: loadcodeassist eligible tiers getting ignored for unlicensed users (regression)
• chore(core): delete legacy nonInteractiveToolExecutor
• feat(core): enforce server prefixes for MCP tools in agent definitions
• feat (mcp): Refresh MCP prompts on list changed notification
• feat(ui): pretty JSON rendering tool outputs
• Fix iterm alternate buffer mode issue rendering backgrounds
• feat(cli): add gemini extensions list --output-format=json
• fix(extensions): add.gitignore to extension templates
• paste transform followup
• refactor: rename formatMemoryUsage to formatBytes
• chore: remove extra top margin from /hooks and /extensions
• feat(cli): add oncall command for issue triage
• Fix sidebar issue for extensions link
• Change formatting to prevent UI redressing attacks
• Fix cluster of bugs in the settings dialog.
• Update sidebar to resolve site build issues
• fix(admin): fix a few bugs related to admin controls
• revert bad changes to tests
• feat(cli): show candidate issue state reason and duplicate status in triage
• Fix missing slash commands when Gemini CLI is in a project with a package.json that doesn't follow semantic versioning
• feat(core): Model family-specific system prompts
• Sub-agents documentation.
• feat: wire up AskUserTool with dialog
• Load extension settings for hooks, agents, skills
• Fix issue where Gemini CLI can make changes when simply asked a question
• Update docs-writer skill for editing and add style guide for reference.
• fix(ux): have user message display a short path for pasted images
• feat(plan): enable AskUser tool in Plan mode for clarifying questions
• GEMINI.md polish
• refactor(core): centralize path validation and allow temp dir access for tools
• feat(skills): promote Agent Skills to stable
• refactor(cli): keyboard handling and AskUserDialog
• docs: Add Experimental Remote Agent Docs
• revert: promote Agent Skills to stable (#17693)
• feat(ux) Expandable (ctrl-O) and scrollable approvals in alternate buffer mode.
• feat(skills): promote skills settings to stable
• fix(cli): Preserve settings dialog focus when searching
• feat(ui): add terminal cursor support
• docs(skills): remove experimental labels and update tutorials
• docs: remove 'experimental' syntax for hooks in docs
• Add support for an additional exclusion file besides.gitignore and.geminiignore
• feat: add review-frontend-and-fix command
• fix(patch): cherry-pick 4d4e16c to release/v0.27.0-preview.0-pr-17785 to patch version v0.27.0-preview.0 and create version 0.27.0-preview.1
• fix(patch): cherry-pick 6d36219 to release/v0.27.0-preview.1-pr-17810 to patch version v0.27.0-preview.1 and create version 0.27.0-preview.2
• fix(patch): cherry-pick 42eedc9 to release/v0.27.0-preview.2-pr-17826 to patch version v0.27.0-preview.2 and create version 0.27.0-preview.3
• fix(patch): cherry-pick a362b7b to release/v0.27.0-preview.3-pr-17975 to patch version v0.27.0-preview.3 and create version 0.27.0-preview.4
• fix(patch): cherry-pick 1b274b0 to release/v0.27.0-preview.4-pr-17852 to patch version v0.27.0-preview.4 and create version 0.27.0-preview.5
• fix(patch): cherry-pick 2905503 to release/v0.27.0-preview.5-pr-18215 to patch version v0.27.0-preview.5 and create version 0.27.0-preview.6
• fix(patch): cherry-pick e1bd1d2 to release/v0.27.0-preview.6-pr-18209 to patch version v0.27.0-preview.6 and create version 0.27.0-preview.7
• fix(patch): cherry-pick 8cae90f to release/v0.27.0-preview.7-pr-18108 [CONFLICTS]