Langchain Legends Build legendary AI apps with Javascript

1. Introduction

1. Course Foundation Langchain, OpenAI & Pinecone with Javascript

2. Skills You’re Building

3. Course Resources & Materials

# 18.2.0
node -v 

5. Frontend Setup

npx create-next-app code-tutor

6. Backend Setup

mkdir code-tutor-backend
cd code-tutor-backend
npm init -y
npm i express
touch index.js

2. Understanding Langchain

2. Langchain Understanding Chat Message