Generative AI app built with Langgraph.js and Next.js

This is a simple app that demonstrates how to build a generative AI app with Langgraph.js, Next.js and Vercel AI SDK with streaming support.

Please leave a ⭐️ if you like the project!

Features

Chat completions with history

Try out the chat completions with history demo at https://next-langgraph-example.vercel.app/chat

Simple chat completions

Try out the simple chat completion demo at https://next-langgraph-example.vercel.app/completion

How to run locally

Copy the .env.example file to .env and set the environment variables.

cp .env.example .env

Run the development server:

npm run dev

Future work

Add simple chat completion
Add chat completions with history
Add tool calling
Add Generative UI with tool calling