# Deploy an AI Chatbot with LangChain and MongoDB


> This tutorial is featured by [MongoDB](https://www.mongodb.com/), a Render partner.

Deploy an AI chatbot that uses Retrieval-Augmented Generation (RAG) powered by data from PDFs you upload.

You'll follow steps to:

1. Create a Render web service
2. Connect the Render web service to a MongoDB Atlas instance
3. Enable vector search by adding a vector index to your Atlas instance

For general guidance on connecting your Render services to MongoDB Atlas, see [this article](connect-to-mongodb-atlas).