Gemini CLI 0.23.0

What's Changed

• Code assist service metrics.
• chore/release: bump version to 0.21.0-nightly.20251216.bb0c0d8ee
• Docs
• Use official ACP SDK and support HTTP/SSE based MCP servers
• Remove foreground for themes other than shades of purple and holiday.
• chore: remove repo specific tips
• chore: remove user query from footer in debug mode
• Disallow unnecessary awaits.
• Add one to the padding in settings dialog to avoid flicker.
• feat(core): introduce remote agent infrastructure and rename local executor
• feat(cli): Add /auth logout command to clear credentials and auth state
• (fix) Automated pr labeller
• feat: launch Gemini 3 Flash in Gemini CLI ⚡️⚡️⚡️
• Refactor: Migrate console.error in ripGrep.ts to debugLogger
• chore: update a2a-js to 0.3.7
• chore(core): remove redundant isModelAvailabilityServiceEnabled toggle and clean up dead code
• feat(core): Late resolve GenerateContentConfigs and reduce mutation.
• Respect previewFeatures value from the remote flag if undefined
• feat(ui): add Windows clipboard image support and Alt+V paste workaround
• chore(core): remove legacy fallback flags and migrate loop detection
• fix(ui): Prevent eager slash command completion hiding sibling commands
• Docs: Update Changelog for Dec 17, 2025
• Code Assist backend telemetry for user accept/reject of suggestions
• fix(cli): correct initial history length handling for chat commands
• chore/release: bump version to 0.21.0-nightly.20251218.739c02bd6
• Change detailed model stats to use a new shared Table class to resolve robustness issues.
• feat: add agent toml parser
• Add core tool that adds all context from the core package.
• (docs): Add reference section to hooks documentation
• feat(hooks): add support for friendly names and descriptions
• feat: Detect background color
• add 3.0 to allowed sensitive keywords
• feat: Pass additional environment variables to shell execution
• Remove unused code
• Handle all 429 as retryableQuotaError
• Remove unnecessary dependencies
• fix: prevent infinite loop in prompt completion on error
• fix(ui): show command suggestions even on perfect match and sort them
• feat(hooks): reduce log verbosity and improve error reporting in UI
• feat: simplify tool confirmation labels for better UX
• chore/release: bump version to 0.21.0-nightly.20251219.70696e364
• feat(core): Implement JIT context memory loading and UI sync
• feat(ui): Put "Allow for all future sessions" behind a setting off by default.
• fix(cli):change the placeholder of input during the shell mode
• Validate OAuth resource parameter matches MCP server URL
• docs(cli): add System Prompt Override (GEMINI_SYSTEM_MD)
• more robust command parsing logs
• Introspection agent demo
• fix(core): sanitize hook command expansion and prevent injection
• fix(folder trust): add validation for trusted folder level
• fix(cli): fix right border overflow in trust dialogs
• fix(policy): fix bug where accepting-edits continued after it was turned off
• fix: prevent infinite relaunch loop when --resume fails (#14941)
• chore/release: bump version to 0.21.0-nightly.20251220.41a1a3eed
• feat(telemetry): add clearcut logging for hooks
• fix(core): Add .geminiignore support to SearchText tool
• fix(patch): cherry-pick 0843d9a to release/v0.23.0-preview.0-pr-15443 to patch version v0.23.0-preview.0 and create version 0.23.0-preview.1
• fix(patch): cherry-pick 9cdb267 to release/v0.23.0-preview.1-pr-15494 to patch version v0.23.0-preview.1 and create version 0.23.0-preview.2
• fix(patch): cherry-pick 37be162 to release/v0.23.0-preview.2-pr-15601 to patch version v0.23.0-preview.2 and create version 0.23.0-preview.3
• fix(patch): cherry-pick 07e597d to release/v0.23.0-preview.3-pr-15684 [CONFLICTS]
• fix(patch): cherry-pick c31f053 to release/v0.23.0-preview.4-pr-16004 to patch version v0.23.0-preview.4 and create version 0.23.0-preview.5
• fix(patch): cherry-pick 788bb04 to release/v0.23.0-preview.5-pr-15817 [CONFLICTS]