A concise feature set would be: select multiple chats → Move / Archive / Delete, Archive Project without deleting its contents, and Project folders/subfolders with drag-and-drop organization.
Projects can organize chats, and individual chats can be archived: https://help.openai.com/en/articles/10169521 and https://help.openai.com/en/articles/8809935. We’ll pass along the bulk-selection, Project archive and subfolder requests; no timeline to share.