Chatbot with your PDF

Use the new GPT-4 API to build a chatGPT chatbot for multiple Large PDF files. Tech stack used includes LangChain, Pinecone, Typescript, OpenAI, and Next.js. LangChain is a framework that makes it easier to build scalable AI/LLM apps and chatbots. Pinecone is a vectorstore for storing embeddings and your PDF in text to later retrieve similar docs.