Gemini CLI: What's New in June 2026
A summary of all updates, new features, and bug fixes released for Gemini CLI during June 2026.
New Features in June 2026
- Support GDC air-gapped Service Identity after auth library update.(v0.49.0)
- Added eval:inventory CLI command and reporting logic.(v0.49.0)
- Added JSON output format option for eval inventory.(v0.49.0)
- Introduced new functionality for tool registry discovery.(v0.50.0-preview.1)
- Enabled support for GDC air-gapped Service Identity after an authentication library update.(v0.49.0-nightly.20260625.gd845bc5d4)
- Introduced the "eval:inventory" CLI command and associated reporting logic.(v0.49.0-nightly.20260625.gd845bc5d4)
- Added JSON output format capability for the eval inventory report.(v0.49.0-nightly.20260625.gd845bc5d4)
- Enabled tool registry discovery functionality.(v0.49.0-nightly.20260625.gd845bc5d4)
- Enabled automatic selection of the 3.5 flash model when the corresponding flag is enabled, respecting backend definitions.(v0.47.0)
- Enabled support for GDC air-gapped Service Identity following an authentication library update.(v0.48.0-preview.0)
- Added documentation and migration commands for Antigravity CLI.(v0.48.0-nightly.20260613.g9e5599c32)
- Added the ability to include quotes in interactions.(v0.46.0)
- Enabled transition to the flash GA model when the corresponding experiment flag is present.(v0.46.0)
- Enabled automatic selection of the 3.5 flash model when the corresponding flag is enabled, respecting backend definitions.(v0.47.0-preview.0)
- Enabled auto mode to use Gemini 1.5 Flash when the corresponding flag is active.(v0.47.0-nightly.20260604.g4196596f7)
- Ensured backend definitions are respected for the Gemini 1.5 Flash model.(v0.47.0-nightly.20260604.g4196596f7)
- Exposed usage metadata for analysis.(v0.45.0)
- Completed simplification work within the context handling.(v0.45.0)
- Enabled transition to the flash GA model when the corresponding experiment flag is present.(v0.46.0-preview.0)
- Enabled transition to the flash GA model when the experiment flag is present.(v0.45.0-nightly.20260602.g665228e98)
Bug Fixes in June 2026
- Fixed security vulnerability by enforcing case-insensitive sensitive path blocklist and improving VS Code HITL handling.(v0.51.0-nightly.20260628.gae0a3aa7b)
- Fixed issue that could cause bad NPM releases and job crashes during CI.(v0.51.0-nightly.20260626.gb14416447)
- Resolved an issue where the no_proxy test was failing.(v0.51.0-nightly.20260626.gb14416447)
- Fixed zero-quota limits failing fast to prevent retry loop hangs.(v0.49.0)
- Fixed handling of multi-line escaped quotes in stripShellWrapper.(v0.49.0)
- Prevented path traversal vulnerabilities during skill installation.(v0.49.0)
- Fixed issues related to pending tools and trust overrides.(v0.49.0)
- Fixed tmux false positive background detection.(v0.49.0)
- Fixed configuration migration for coreTools setting to tools.core.(v0.49.0)
- Resolved workspace publish failures and scheduler event loop starvation.(v0.49.0)
- Fixed CI issues by providing fallbacks for package variables in nightly releases.(v0.49.0)
- Fixed CI issues by appending trailing slash to registry URL in npmrc.(v0.49.0)
- Fixed CI issues by using wombat dressing room fallback in nightly release to prevent ENEEDAUTH errors.(v0.49.0)
- Fixed issue where npm ci ignore scripts were not being verified during release.(v0.50.0-preview.1)
- Prevented workspace binary shadowing during release verification.(v0.50.0-preview.1)
- Resolved issue that caused bad NPM releases and promoted job crashes.(v0.50.0-preview.1)
- Prevented path traversal vulnerabilities during skill installation in the CLI.(v0.49.0-nightly.20260625.gd845bc5d4)
- Fixed issues related to pending tools and trust overrides.(v0.49.0-nightly.20260625.gd845bc5d4)
- Resolved a false positive background detection issue when using tmux.(v0.49.0-nightly.20260625.gd845bc5d4)
- Fixed configuration migration where the coreTools setting was incorrectly handled; now correctly migrates to tools.core.(v0.49.0-nightly.20260625.gd845bc5d4)
- Resolved an issue where defensive path resolution for at-reference files was failing (though this was later reverted, indicating a fix attempt).(v0.49.0-nightly.20260625.gd845bc5d4)
- Fixed workspace publish failures and scheduler event loop starvation issues.(v0.49.0-nightly.20260625.gd845bc5d4)
- Fixed CI issues by providing fallbacks for package variables during nightly releases.(v0.49.0-nightly.20260625.gd845bc5d4)
- Fixed CI issues by appending a trailing slash to the registry URL in npmrc.(v0.49.0-nightly.20260625.gd845bc5d4)
- Fixed CI issues by using a wombat dressing room fallback in nightly releases to prevent ENEEDAUTH errors.(v0.49.0-nightly.20260625.gd845bc5d4)
- Fixed verification issues by ensuring npm ci ignores scripts during release verification.(v0.49.0-nightly.20260625.gd845bc5d4)
- Prevented workspace binary shadowing during release verification in CI.(v0.49.0-nightly.20260625.gd845bc5d4)
- Fixed an issue where TOML parsing could fail by adding an EBUSY fallback mechanism.(v0.47.0)
- Fixed the Vertex AI model mapping configuration.(v0.47.0)
- Prevented the system from persisting resume sessions that are empty.(v0.47.0)
- Fixed an issue where zero-quota limits caused a hang due to an infinite retry loop.(v0.48.0-preview.0)
- Fixed handling of multi-line escaped quotes within the stripShellWrapper function.(v0.48.0-preview.0)
- Prevented path traversal vulnerabilities during skill installation.(v0.48.0-preview.0)
- Fixed an issue where pending tools and trust overrides were not being handled correctly.(v0.48.0-preview.0)
- Fixed incorrect background detection when running within tmux sessions.(v0.48.0-preview.0)
- Fixed configuration migration to move the coreTools setting to tools.core.(v0.48.0-preview.0)
- Resolved defensive path resolution issues for at-reference files in core tools (Note: This fix was subsequently reverted, but is listed as a change attempt).(v0.48.0-preview.0)
- Fixed an issue where zero-quota limits caused a retry loop hang by ensuring they fail fast.(v0.48.0-nightly.20260613.g9e5599c32)
- Fixed incorrect handling of multi-line escaped quotes within the stripShellWrapper function.(v0.48.0-nightly.20260613.g9e5599c32)
- Fixed incorrect Vertex AI model mapping.(v0.48.0-nightly.20260613.g9e5599c32)
- Fixed native crashes that occurred when resizing the PTY (Pseudo-Terminal).(v0.46.0)
- Prevented a spam loop when the configured preferredEditor setting was invalid.(v0.46.0)
- Fixed an issue where TOML parsing could fail by adding an EBUSY fallback mechanism.(v0.47.0-preview.0)
- Fixed incorrect mapping for Vertex AI models.(v0.47.0-preview.0)
- Prevented the system from persisting empty resume sessions.(v0.47.0-preview.0)
- Fixed policy parsing issues by adding an EBUSY fallback and TOML parse recovery.(v0.47.0-nightly.20260604.g4196596f7)
- Fixed Termux relaunch and resize remount loops.(v0.45.0)
- Forced the update_topic tool to execute sequentially to prevent race conditions.(v0.45.0)
- Filtered internal session context from history during session resumption.(v0.45.0)
- Bypassed routing classifiers to prevent orphaned function response errors.(v0.45.0)
- Suppressed PTY resize EBADF errors.(v0.45.0)
- Prevented blacklist bypass when listing MCPs.(v0.45.0)
- Fixed issue where unmapped vim normal keys were being processed.(v0.45.0)
- Fixed crashes related to Pseudo-Terminal (PTY) resizing by hardening the process against native crashes.(v0.46.0-preview.0)
- Prevented a spam loop that occurred when the configured preferredEditor setting was invalid.(v0.46.0-preview.0)
Improvements in June 2026
- Updated the base URL configuration for Vertex AI integration.(v0.51.0-nightly.20260626.gb14416447)
- Standardized tool output formatting.(v0.49.0)
- Added static evaluation source analyzer.(v0.49.0)
- Dependencies have been pinned, and a 14-day update cooldown has been enforced.(v0.49.0-nightly.20260625.gd845bc5d4)
- Limited the maximum number of times the Antigravity transition banner can be displayed to users.(v0.47.0)
- Removed experimental text from the browser agent documentation.(v0.47.0)
- Standardized tool output formatting across the core.(v0.48.0-preview.0)
- Added a static evaluation source analyzer.(v0.48.0-preview.0)
- Prevented the persistence of empty resume sessions.(v0.48.0-nightly.20260613.g9e5599c32)
- Standardized tool output formatting for consistency.(v0.48.0-nightly.20260613.g9e5599c32)
- Added optimized PR size labeling and batch workflows to the continuous integration process.(v0.46.0)
- Limited the maximum number of times the Antigravity transition banner can be displayed to reduce potential annoyance.(v0.47.0-preview.0)
- Removed experimental text from browser agent documentation.(v0.47.0-preview.0)
- Added documentation and migration commands for the Antigravity CLI.(v0.47.0-preview.0)
- Reduced the maximum number of times the Antigravity transition banner is displayed to users.(v0.47.0-nightly.20260609.g0567b25a2)
- Improved CI process by adding an optimized PR size labeler and batch workflows.(v0.47.0-nightly.20260604.g4196596f7)
- Updated default auto routing behavior.(v0.45.0)
- Added functionality to include quotes in output (implied by 'Adding quote').(v0.46.0-preview.0)
All Releases in June 2026
v0.51.0-nightly.20260630.gae0a3aa7bThis release primarily provides an update to the internal build version, linking to the full comparison log for detailed changes. Users should refer to the provided GitHub link for a complete breakdown of all modifications in this nightly update.
v0.51.0-nightly.20260629.gae0a3aa7bThis release primarily consists of internal updates and maintenance, as indicated by the provided changelog link focusing on a specific nightly build comparison. Users should refer to the linked comparison for detailed commit-level changes between the two nightly versions.
v0.51.0-nightly.20260628.gae0a3aa7b1 fixThis nightly release focuses primarily on a security enhancement. It enforces case-insensitive handling for sensitive path blocklists and improves the VS Code HITL mechanism.
v0.51.0-nightly.20260626.gb144164472 fixesThis release focuses on stability and infrastructure updates. Key fixes include preventing bad NPM releases during CI and resolving a failing no_proxy test. Additionally, the Vertex AI base URL configuration has been updated.
v0.49.03 features10 fixesThis release introduces new capabilities, including support for GDC air-gapped Service Identity and the new eval:inventory CLI command with JSON output. Several critical bugs were fixed, addressing issues like zero-quota hang loops, path traversal vulnerabilities during skill install, and various CI/CD stability problems.
v0.50.0-preview.11 feature3 fixesThis release introduces the capability for tool registry discovery, enhancing how tools are managed. Several critical fixes were implemented to stabilize the release process, including preventing bad NPM releases and resolving binary shadowing issues during CI verification.
v0.49.0-nightly.20260625.gd845bc5d44 features11 fixesThis release introduces significant new capabilities, including support for GDC air-gapped Service Identity and new CLI commands like "eval:inventory" with JSON output. Several critical bug fixes address path traversal vulnerabilities, resolve issues with pending tools and trust overrides, and stabilize the nightly release process.
v0.47.01 feature3 fixesThis release introduces automatic selection of the 3.5 flash model when enabled via a flag, improving model routing efficiency. Key fixes include improved TOML parsing recovery and corrections to Vertex AI model mapping. Additionally, the display frequency of the Antigravity transition banner has been limited.
v0.48.0-preview.01 feature7 fixesThis release introduces support for GDC air-gapped Service Identity and includes a static evaluation source analyzer. Several critical bugs were addressed, including fixing infinite retry loops on zero-quota limits and preventing path traversal vulnerabilities during skill installation.
v0.48.0-nightly.20260613.g9e5599c321 feature3 fixesThis release introduces new documentation and migration commands for the Antigravity CLI. Key fixes include ensuring zero-quota limits fail fast to prevent hangs and correcting multi-line escaped quote handling. Additionally, the tool now avoids persisting empty resume sessions and standardizes tool output formatting.
v0.46.02 features2 fixesThis release introduces the ability to include quotes in your interactions and enables the use of the flash GA model under specific experiment flags. Key fixes include hardening PTY resizing against native crashes and preventing spam loops caused by invalid editor configurations.
v0.47.0-preview.01 feature3 fixesThis release introduces automatic model selection, enabling the use of the 3.5 flash model when configured. Key fixes include improved TOML parsing recovery and corrected Vertex AI model mappings. Additionally, usability is enhanced by limiting the Antigravity banner display count and updating related documentation.
v0.46.0-preview.3This release primarily consists of a patch update, cherry-picking a specific commit to stabilize the v0.46.0-preview.2 branch into the new v0.46.0-preview.3 version. No new user-facing features or specific bug fixes were detailed in this summary section.
v0.45.3This release appears to be a patch update (v0.45.3) created via a cherry-pick operation. No user-facing features or specific bug fixes are detailed in these brief notes.
v0.47.0-nightly.20260609.g0567b25a2This release focuses on minor housekeeping and user experience refinements. The primary change is limiting the display frequency of the Antigravity transition banner. Additionally, experimental text has been removed from the browser agent documentation.
v0.45.2This release appears to be a patch update (v0.45.2) based on cherry-picking a specific commit from the previous version branch. No user-facing features or specific bug fixes are detailed in this summary section.
v0.46.0-preview.2This release primarily consists of a patch update (v0.46.0-preview.2) created by cherry-picking a specific commit (f40498d) from the previous preview version. There are no new user-facing features or specific bug fixes detailed in this summary section.
v0.47.0-nightly.20260605.g4196596f7This release primarily consists of internal updates and minor refinements, as indicated by the focus on a comparison link without specific feature or fix descriptions in the main body. Users should refer to the provided link for detailed commit-level changes.
v0.45.1This release appears to be a patch update (v0.45.1) focused on cherry-picking a specific commit to stabilize the current version. No new user-facing features or specific bug fixes were detailed in the provided notes beyond the patch application.
v0.47.0-nightly.20260604.g4196596f72 features1 fixThis release introduces support for using the Gemini 1.5 Flash model automatically when enabled via a flag. It also includes stability improvements by adding recovery mechanisms for policy parsing errors. Additionally, the continuous integration process has been optimized with new labeling and batching workflows.
v0.46.0-preview.1This release primarily consists of a patch update, cherry-picking a specific commit (e4315b3) to stabilize the v0.46.0-preview.0 branch. Users should note this is a maintenance release focused on applying necessary fixes to the current preview version.
v0.45.02 features7 fixesThis release introduces the exposure of usage metadata and completes significant simplification work in context handling. Several critical bugs were addressed, including fixing Termux relaunch loops, ensuring sequential execution of the update_topic tool, and resolving orphaned function response errors caused by routing classifiers.
v0.46.0-preview.01 feature2 fixesThis release introduces the ability to transition to the flash GA model when an experiment flag is active. Key fixes include hardening PTY resizing to prevent native crashes and resolving a spam loop caused by an invalid preferredEditor setting. The update also adds support for including quotes in the output.
v0.45.0-nightly.20260602.g665228e981 featureThis release introduces a significant change by enabling the transition to the flash GA model when the appropriate experiment flag is set. This update focuses on leveraging the new model architecture for potentially improved performance or capabilities.