On September 11, 2025, Tencent YouTu Lab made a significant announcement: the open-sourcing of its innovative graph retrieval-augmented generation framework, Youtu-GraphRAG. This framework leverages a combination of a large language model and the RAG (Retrieval-Augmented Generation) approach. It structures knowledge in the form of a 'graph', enabling large models to efficiently retrieve information and perform reasoning tasks. By doing so, it effectively minimizes the occurrence of 'nonsensical' outputs that large models might produce when tackling complex question-answering tasks. As a result, it delivers more precise and traceable answers. Youtu-GraphRAG is especially well-suited for knowledge-intensive applications, including but not limited to enterprise knowledge base question-answering, scientific research document analysis, personal knowledge management, and private domain knowledge organization.