Build AI Applications With LangChain, JavaScript and React

How To Get Started with OpenAI, GPT-4, LangChainJS in React | Learn AI Development

Welcome to our comprehensive tutorial on how to build AI applications using LangChain, JavaScript, and React. This video is designed for developers of all levels interested in integrating cutting-edge artificial intelligence into their web applications. Whether you're a seasoned developer or just starting out, you'll find valuable insights and practical steps to leverage AI in your projects.

00:00 Intro
01:24 Set Up LangChain
02:52 Connect to OpenAI
04:20 Build Get Answer Function
06:00 Handle Form Submission
08:09 Test It Out

What You'll Learn:

* Introduction to LangChain: Get to know LangChain, a powerful library designed to make building AI-powered applications more accessible. We'll cover the basics and show you why LangChain is a game-changer in the AI development space.
* Building a Basic AI Application: Dive into coding as we build a simple AI application from scratch. You'll learn how to integrate LangChain with React to create dynamic, AI-driven interfaces.

This video is packed with practical examples, code snippets, and real-world applications. By the end of this tutorial, you'll have a solid understanding of how to use LangChain with JavaScript and React to build powerful AI applications that can transform user experiences.

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[DavidMiles-pw]

i want to perform the action on backend, instead of in the frontend

[saudjavaid]

could you tell us a flow how should i do like what things should i learn in this field i just wnat to integrate the ai models to my application what will the tech stack and what will be the flow when i will learn vector databses hugging face transformers and one more thing is python required like fast api backend or cani do it with express

[sunny_ni]

does anybody know to calculate token usage in langchain js, their documentation is shitee! not working!