This article is part of my submission to the H0: Hack the Zero Stack hackathon, in the Monetizable B2B App track. Most "AI apps" treat the model as a stateless add-on: a chat UI tacked onto a CRUD app, calls billed to an API key the developer hopes nobody finds. The database stores the chat history; everything interesting happens outside it. For a B2B SaaS where the AI writes financial records, drafts livestock medical notes, and creates operational tasks on behalf of paying customers, ...