Released: December 22, 2025
Our preview release includes the latest, new, and experimental features. This release may not be as stable as our latest weekly release.
To install the preview release:
npm install -g @google/gemini-cli@preview
- Code assist service metrics. by @gundermanc in google-gemini#15024
- chore/release: bump version to 0.21.0-nightly.20251216.bb0c0d8ee by @gemini-cli-robot in google-gemini#15121
- Docs by @Roaimkhan in google-gemini#15103
- Use official ACP SDK and support HTTP/SSE based MCP servers by @SteffenDE in google-gemini#13856
- Remove foreground for themes other than shades of purple and holiday. by @jacob314 in google-gemini#14606
- chore: remove repo specific tips by @jackwotherspoon in google-gemini#15164
- chore: remove user query from footer in debug mode by @jackwotherspoon in google-gemini#15169
- Disallow unnecessary awaits. by @gundermanc in google-gemini#15172
- Add one to the padding in settings dialog to avoid flicker. by @jacob314 in google-gemini#15173
- feat(core): introduce remote agent infrastructure and rename local executor by @adamfweidman in google-gemini#15110
- feat(cli): Add
/auth logoutcommand to clear credentials and auth state by @CN-Scars in google-gemini#13383 - (fix) Automated pr labeler by @DaanVersavel in google-gemini#14885
- feat: launch Gemini 3 Flash in Gemini CLI ⚡️⚡️⚡️ by @scidomino in google-gemini#15196
- Refactor: Migrate console.error in ripGrep.ts to debugLogger by @Adib234 in google-gemini#15201
- chore: update a2a-js to 0.3.7 by @adamfweidman in google-gemini#15197
- chore(core): remove redundant isModelAvailabilityServiceEnabled toggle and clean up dead code by @adamfweidman in google-gemini#15207
- feat(core): Late resolve
GenerateContentConfigs and reduce mutation. by @joshualitt in google-gemini#14920 - Respect previewFeatures value from the remote flag if undefined by @sehoon38 in google-gemini#15214
- feat(ui): add Windows clipboard image support and Alt+V paste workaround by @jacob314 in google-gemini#15218
- chore(core): remove legacy fallback flags and migrate loop detection by @adamfweidman in google-gemini#15213
- fix(ui): Prevent eager slash command completion hiding sibling commands by @SandyTao520 in google-gemini#15224
- Docs: Update Changelog for Dec 17, 2025 by @jkcinouye in google-gemini#15204
- Code Assist backend telemetry for user accept/reject of suggestions by @gundermanc in google-gemini#15206
- fix(cli): correct initial history length handling for chat commands by @SandyTao520 in google-gemini#15223
- chore/release: bump version to 0.21.0-nightly.20251218.739c02bd6 by @gemini-cli-robot in google-gemini#15231
- Change detailed model stats to use a new shared Table class to resolve robustness issues. by @jacob314 in google-gemini#15208
- feat: add agent toml parser by @abhipatel12 in google-gemini#15112
- Add core tool that adds all context from the core package. by @jacob314 in google-gemini#15238
- (docs): Add reference section to hooks documentation by @abhipatel12 in google-gemini#15159
- feat(hooks): add support for friendly names and descriptions by @abhipatel12 in google-gemini#15174
- feat: Detect background color by @jacob314 in google-gemini#15132
- add 3.0 to allowed sensitive keywords by @scidomino in google-gemini#15276
- feat: Pass additional environment variables to shell execution by @galz10 in google-gemini#15160
- Remove unused code by @scidomino in google-gemini#15290
- Handle all 429 as retryableQuotaError by @sehoon38 in google-gemini#15288
- Remove unnecessary dependencies by @scidomino in google-gemini#15291
- fix: prevent infinite loop in prompt completion on error by @galz10 in google-gemini#14548
- fix(ui): show command suggestions even on perfect match and sort them by @SandyTao520 in google-gemini#15287
- feat(hooks): reduce log verbosity and improve error reporting in UI by @abhipatel12 in google-gemini#15297
- feat: simplify tool confirmation labels for better UX by @NTaylorMullen in google-gemini#15296
- chore/release: bump version to 0.21.0-nightly.20251219.70696e364 by @gemini-cli-robot in google-gemini#15301
- feat(core): Implement JIT context memory loading and UI sync by @SandyTao520 in google-gemini#14469
- feat(ui): Put "Allow for all future sessions" behind a setting off by default. by @jacob314 in google-gemini#15322
- fix(cli):change the placeholder of input during the shell mode by @JayadityaGit in google-gemini#15135
- Validate OAuth resource parameter matches MCP server URL by @galz10 in google-gemini#15289
- docs(cli): add System Prompt Override (GEMINI_SYSTEM_MD) by @ashmod in google-gemini#9515
- more robust command parsing logs by @scidomino in google-gemini#15339
- Introspection agent demo by @scidomino in google-gemini#15232
- fix(core): sanitize hook command expansion and prevent injection by @SandyTao520 in google-gemini#15343
- fix(folder trust): add validation for trusted folder level by @adamfweidman in google-gemini#12215
- fix(cli): fix right border overflow in trust dialogs by @galz10 in google-gemini#15350
- fix(policy): fix bug where accepting-edits continued after it was turned off by @jacob314 in google-gemini#15351
- fix: prevent infinite relaunch loop when --resume fails (#14941) by @Ying-xi in google-gemini#14951
- chore/release: bump version to 0.21.0-nightly.20251220.41a1a3eed by @gemini-cli-robot in google-gemini#15352
- feat(telemetry): add clearcut logging for hooks by @abhipatel12 in google-gemini#15405
- fix(core): Add
.geminiignoresupport to SearchText tool by @xyrolle in google-gemini#13763
Full Changelog: https://github.com/google-gemini/gemini-cli/compare/v0.22.0-preview.3...v0.23.0-preview.0