Google Antigravity 2.2.1

2.2.1 June 25, 2026 Antigravity Guide, audio support, search improvements, and performance fixes New built-in Antigravity Guide skill, audio file rendering, improved substring file search, performance optimizations, and critical bug fixes. Improvements (19) Added a new built-in Antigravity Guide skill to provide helpful guidance when users ask about Antigravity. Added syntax highlighting for C++, Python, and Protobuf files in markdown code and diff blocks. Added hover tooltips to file pills in the chat and workspace views to display absolute paths and clarify workspace locations. Improved readability of context pills by truncating long labels and adding hover tooltips to view the full content. Enabled automatic saving of refreshed OAuth tokens to the OS keyring to reduce authentication prompts. Added support for rendering and playing audio files (.mp3, .wav, .ogg, .m4a) within the sidebar file viewer and artifact viewer. Added a new 'Conversation Width' setting under Appearance settings, allowing you to configure the maximum width of the conversation panel (Default, Narrow, or Wide). When creating a new project, Antigravity 2.0 will now notify you if a project with the same folders already exists, allowing you to quickly navigate to it. Added a tooltip to show the full task summary when hovering over items in the Running Items panel. Improved the model selector dropdown to dynamically resize and prevent truncation of long model names. Updated the permissions request dialog to display a clear description of the action or command being run. Improved response time and reliability of account status checks when Terms of Service violations are encountered. Improved UI responsiveness and eliminated lag when resizing the sidebar layout. Aligned theme colors, font sizes, text size, and line height in the chat input area to match surrounding UI density and ensure consistent rendering. Improved usability for touch and stylus users by increasing the size of various UI hit targe