How I Built a Multi-Tenant RAG Knowledge Base with Source-Cited Answers — Pipeline, Multi-Tenancy, and Lessons

The article discusses building a multi-tenant RAG knowledge base with source-cited answers. The author shares their experience in creating KnowBase AI, a SaaS knowledge base that allows businesses to upload documents and an AI assistant answers questions grounded in their own content. The key decisions and lessons learned in building the pipeline, including ingestion, retrieval, grounding, and trust, are highlighted. The article emphasizes the importance of multi-tenancy and data isolation in a production-ready RAG system.