During September 2025, this developer enhanced the infiniflow/ragflow repository by implementing Knowledge-Base Scoped Citations in Chat, ensuring that chat responses referenced only documents from the active knowledge base. Using Python for backend and API development, they addressed a cross-knowledge-base citation issue that previously allowed irrelevant citations, thereby tightening the retrieval-augmented generation process. Their work involved refining SQL queries and backend logic to constrain citation sources, which improved the relevance and reliability of chat outputs. This focused engineering effort reduced citation noise and potential misinformation, directly supporting higher user trust and satisfaction in the knowledge-based chat system’s responses.