Notion

Notion offers an AI-powered workspace that includes features like AI-assisted writing, enterprise search, and AI meeting notes, which align with the conversational AI and semantic search aspects of the Dynbox concept. It also integrates with various cloud services and offers different pricing tiers. While Notion is primarily a workspace and knowledge management tool, its AI capabilities and integrations touch upon several features of an AI-powered file organizer, particularly in how it handles information retrieval and content generation. However, it's not solely focused on file organization in the same way Dynbox is described, and explicit automated sorting rules for files are not as prominent as in Dynbox's description.