Last fall, former Uber research scientist Jerry Liu found “limitations” in OpenAI’s GPT-3 text-generating AI model, the predecessor to GPT-4. LlamaIndex, his open-source project, unlocks the capabilities and use cases of large language models (LLMs) like GPT-3 and GPT-4. “LLMs offer incredible capabilities for knowledge extraction and reasoning—they can perform question-answering, summarization, insight extraction, and …