generative-ai video for a Generative AI Engineer has been asked to build an LLM-based question-answering application. The application should take into account
A Generative AI Engineer has been asked to build an LLM-based question-answering application. The application should take into account new documents that are frequently published. The engineer wants to build this application with the least cost, least development effort, and lowest operational cost. Which combination of chaining components and configuration meets these requirements?