The project introduces an AI SMS chatbot that answers questions using LangChain templating, LLaMA 2, Replicate, and Twilio Programmable Messaging. The prerequisites include setting up a Twilio account, installing Python, creating a Replicate account, and installing necessary packages. A Flask app is created to accept inbound text messages, pass them to the LLaMA 2 model, and return the output as an outbound text message with Twilio Programmable Messaging. The code uses LangChain templating to define a prompt template for the AI assistant, which acts as Ahsoka from Star Wars, providing advice and answering questions. The project showcases how developers can build generative AI-powered tools and experiences using these technologies.