LangGraph Checkpointer Playground

A playground project for experimenting with LangGraph, featuring:

• Memory checkpointer for state persistence
• React graph with human interrupt node
• Hot reload support for development

Setup

Install dependencies:

pnpm install

Development

Run with hot reload:

pnpm dev

The project uses tsx watch for automatic reloading when files change.

Build

Build the project:

pnpm build

Run the built version:

pnpm start

Features

• Memory Checkpointer: Uses MemorySaver to persist graph state
• Human Interrupt Node: Automatically interrupts the agent every 3 turns
• React Graph: Stateful graph that maintains conversation history
• Hot Reload: Automatic reloading during development