Build OpenAI Applications with JavaScript

This course covers building GenAI apps with JavaScript, API development, vector embeddings, speech-to-text, image generation, and rate limiting with OpenAI.

Intermediate

41 Lessons

Certificate of Completion

This course covers building GenAI apps with JavaScript, API development, vector embeddings, speech-to-text, image generation, and rate limiting with OpenAI.

AI-POWERED

Explanations

AI-POWERED

Explanations

This course includes

1 Assessment

66 Playgrounds

8 Quizzes

This course includes

1 Assessment

66 Playgrounds

8 Quizzes

Course Overview

In this course, you’ll get an introduction to Node.js and Express.js. You’ll learn about large language models—including how a general LLM works, OpenAI’s GPT model, and its APIs with Node.js. You’ll also learn about Redis to implement API rate limiting. You’ll then gain hands-on, practical experience via three applied projects. The first involves building a Q&A bot using the PDF document to understand embeddings. The second includes building a YouTube video summarizer app to understand speech-to-text proce...Show More

TAKEAWAY SKILLS

Large Language Models (llms)

Javascript

Node.js

Redis

What You'll Learn

An understanding of API development using Express.js

The ability to generate vector embeddings using LangChain and OpenAI APIs

Hands-on experience of speech-to-text using OpenAI's Whisper model

An understanding of image generation using OpenAI's Dall•E model

The ability to implement API rate limiting using Redis

What You'll Learn

An understanding of API development using Express.js

Course Content

Overview of the Course

This chapter provides an overview of what you’ll learn in this course.

Course Overview

Quick Bites to Node.js and Express.js

This chapter explores Node.js and Express.js for building efficient, scalable web applications.

What Is Node.js?

Promises and Async-Await in Node.js HTTP Module in Node.js Create Modules in Node.js What Is Express.js?Handle GET and POST Requests with Express.js Path and Query Parameters in Express.js Middleware Functions with Express.js Quiz Yourself on Node.js and Express.js Challenge: Build an API to Fetch Posts Solution: Build an API to Fetch Posts

Introduction to OpenAI and LLMs

This chapter explores natural language processing, OpenAI models, and practical text summarization techniques followed by a quiz and a challenge.

Introduction to Natural Language Processing (NLP)

OpenAI and Large Language Models (LLMs)Text Classification and Sentiment Analysis Using OpenAI Models Quiz Yourself on OpenAI and LLMs Challenge: Text Summarizer Using OpenAI Solution: Text Summarizer Using OpenAI

Document Q&A Bot Using OpenAI

This chapter covers creating a web-based Document QnA bot using OpenAI and LangChain for efficient responses.

Introduction to Document Q&A Bot Project Generate Vector Embeddings Using LangChain Implement API for Q&A Using RetrievalQAChain Build the Web Layout to Finish the App Quiz Yourself on Document Q&A Bot

YouTube Video Captions Project

In this chapter, you’ll learn how to create a web app to generate, summarize, and rewrite YouTube video captions.

Introduction to the YouTube Video Captions Project Implement API to Generate Captions for YouTube Video Implement API to Summarize YouTube Video Implement API to Rewrite Script for YouTube Video Build the Web Layout to Finish the App Quiz Yourself on YouTube Video Captions Project

Quick Bites to Redis with Node.js

4 Lessons

In this chapter, you'll explore how Redis is efficient for data storage, management, and API integration with Node.js.

Twitter Tweet Generator

7 Lessons

This chapter explores how to create a web app that generates tweets and images using OpenAI and Twitter API.

Wrap Up

1 Lesson

This chapter summarizes what you have learned in this course.

Course Assessment

Assessment

Course Author

Trusted by 1.4 million developers working at companies

Anthony Walker

@_webarchitect_

Emma Bostian 🐞

@EmmaBostian

Evan Dunbar

ML Engineer

Carlos Matias La Borde

Software Developer

Souvik Kundu

Front-end Developer

Vinay Krishnaiah

Software Developer

Eric Downs

Musician/Entrepeneur

Kenan Eyvazov

DevOps Engineer

Anthony Walker

@_webarchitect_

Emma Bostian 🐞

@EmmaBostian

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AI Code Mentor

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