Phew AI Tab is a browser extension called "AI Auto Tabs Group, Vertical Tab, AI, AI Bookmarks Organization" developed by Augusdin. It is a free program available on the Chrome platform under the Browsers category, specifically in the Add-ons & Tools subcategory.

This extension uses AI technology to automatically group tabs, making it easier to manage a large number of tabs. It organizes them vertically, providing an intuitive browsing experience and allowing for convenient operations from the sidebar.

The key features of Phew AI Tab include AI Auto Grouping, Vertical Tabs, and the ability to consolidate multiple windows in the same sidebar. It also offers the option to suspend windows in an organized structure and restore the full browsing environment of windows anytime. Furthermore, it provides browser crash recovery, allowing users to restore their browsing environment after a crash.

One notable feature is the ability to quickly filter noisy tabs, helping users focus on the tabs that matter most. Overall, Phew AI Tab aims to bring order and efficiency to tab management for Chrome users.

Please note that the extension is currently in beta testing. To obtain the pro version, users can join the Discord group provided by the developer.