gemini-cli/docs/changelogs/preview.md

Preview release: v0.46.0-preview.0

Released: June 3, 2026

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

Highlights

• Model Update: Added support for transitioning to the Flash GA model when the experimental flag is enabled, providing access to the latest model improvements.
• Improved Stability: Hardened PTY resize logic to prevent native crashes, ensuring a more robust terminal experience.
• Bug Fix: Resolved an issue where an invalid preferredEditor configuration could lead to a notification spam loop.
• CI Enhancements: Optimized Pull Request labeling and introduced batch workflows to improve development efficiency.

What's Changed

• fix(core): harden PTY resize against native crashes by @scidomino in #27496
• Changelog for v0.45.0-preview.0 by @gemini-cli-robot in #27495
• Changelog for v0.44.0 by @gemini-cli-robot in #27569
• fix(cli): prevent spam loop when preferredEditor is invalid by @Niralisj in #25324
• Adding quote by @scidomino in #27571
• Transition to flash GA model when experiment flag is present. by @DavidAPierce in #27570
• chore(ci): add optimized PR size labeler and batch workflows by @sripasg in #27616
• fix(ci): use pull_request_target trigger to grant write access on fork PRs by @sripasg in #27637

Full Changelog: https://github.com/google-gemini/gemini-cli/compare/v0.45.0-preview.1...v0.46.0-preview.0