LlamaIndex
LlamaIndex is an open-source data framework designed for building applications that connect large language models with external data sources, with a particular focus on retrieval-augmented generation (RAG) and knowledge-grounded AI systems. Originally created by Jerry Liu in late 2022 under the name GPT Index, the framework has grown into one of the most widely used tools for building production RAG pipelines and LLM-powered data applications. LlamaIndex provides a comprehensive set of tools ...