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https://github.com/inigomarquinez/learning-langchain

📚 LangChain: Develop AI web-apps with JavaScript and LangChain (Udemy).
https://github.com/inigomarquinez/learning-langchain

ai iac langchain learning udemy

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📚 LangChain: Develop AI web-apps with JavaScript and LangChain (Udemy).

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# Learning LangChain

This repository hosts the code made during the course [LangChain: Develop AI web-apps with JavaScript and LangChain](https://www.udemy.com/course/langchain-develop-ai-web-apps-with-javascript-and-langchain/), from Udemy.

The course teaches you how to build AI applications using [Langchain](https://langchain.org/) and [OpenAI's API](https://openai.com/api/) with [Next.js](https://nextjs.org/).

The initial base code for the course is provided in [this repository](https://github.com/shawnesquivel/openai-javascript-course/tree/1-start-here).

## 🚩 Requirements

To run this project, some API keys are required:

- [OpenAI API key](https://platform.openai.com/api-keys)
- [Pinecone API key and index](https://app.pinecone.io/)
- [SerpAPI API key](https://serpapi.com/)

## ⚙️ Environment Variables

```
OPENAI_API_KEY=your-openai-api-key
SERPAPI_API_KEY=your-serpapi-api-key
PINECONE_API_KEY=your-pinecone-api-key
PINECONE_ENVIRONMENT=your-pinecone-environment
PINECONE_INDEX=your-pinecone-index
```

## Getting Started

To get started, install the dependencies from package.json:

```
npm install
```

Then, run the development server:

```
npm run dev
```

Open [http://localhost:3000](http://localhost:3000) with your browser to see the app.

## Course Outline

This course covers the following topics:

Introduciton to AI with JavaScript

- How to setup Open AI API
- Build a PDF chatbot
- Learn to use AI tools from Langchain
- Automate Social Media Content generation
- Deploying a Langchain app for FREE

Each topic has code examples and exercises to help you learn!

## Deploy on Vercel

The easiest way to deploy your Next.js app is to use the [Vercel Platform](https://vercel.com/new?utm_medium=default-template&filter=next.js&utm_source=create-next-app&utm_campaign=create-next-app-readme) from the creators of Next.js.

Check out our [Next.js deployment documentation](https://nextjs.org/docs/deployment) for more details.

## 🔗 Useful links

- [Notion Course Texbook](https://weeknightsandweekends.notion.site/Langchain-JS-Course-Dashboard-1ebe2de6cb0c4749ad63ff1ccfe588a0)
- [Tailwind Cheat Sheet](https://nerdcave.com/tailwind-cheat-sheet)
- [LangChain documentation for JavaScript](https://js.langchain.com/v0.2/docs/introduction/)
- [LangChain Discord channel](https://discord.com/invite/HqEJZGGt97)
- [LangChain KapaAI](https://discord.com/invite/YGAu3Yt2sm)
- [Official LangChain Discord](https://discord.com/invite/sAxW255VgA)
- [OpenAI API documentation](https://platform.openai.com/docs/)