PDF Chat Demo using Couchbase, NextJS, Langchain, and OpenAI

• >This is a PDF chat app through which ask questions, get summaries, find information, and more from any PDF.
• >For RAG, we are using Couchbase Vector Search , LangChain.js & OpenAI . We fetch parts of the PDF relevant to the question using Vector search & add it as the context to the LLM. The LLM is instructed to answer based on the context from the Vector Store.
• >This code for this demo is open source - you can see the source code, learn more about using couchbase vector store and deploy your own version from the GitHub repo!