Hands-On AI: Build an AI Chatbot with GPT-4o and Next.js

Hands-On AI: Build an AI Chatbot with GPT-4o and Next.js

1h 47mIntermediate2025-06-26

Authors

Ebenezer Don

Ebenezer Don

Software Engineer, NewDev.io Founder, Technical Content Creator

Course details

In this hands-on course, technical content creator Ebenezer Don guides you through building an AI chat application using Next.js and OpenAI GPT models. Learn how to create a fully functional chatbot with features like conversation threading, message persistence, and real-time responses. The course emphasizes best practices in state management, API integration, and modern UI development. When you complete the course, you will have a production-ready AI chat application that showcases modern web development practices.

Learning objectives
Build a production-ready AI chat application by integrating OpenAI's API with Next.js.
Implement efficient state management using Zustand for real-time chat functionality.
Create a thread-based chat system with automatic title generation and context management.
Handle error scenarios in an AI application.

Skills covered

Natural Language Processing (NLP)ChatGPTOpenAIAI Productivity ToolsProgramming FoundationsArtificial Intelligence FoundationsFull-Stack Web DevelopmentArtificial Intelligence for BusinessArtificial Intelligence (AI)Web DevelopmentBusiness Software and ToolsSoftware DevelopmentOne-Off

Concepts

Introduction

  • Build an AI chatbot
  • What you should know
  • What we'll be building

Project Setup and Foundation

  • Getting your environment and Codespaces set up
  • Setting up the Next.js project
  • Setting up styling

Integrating the Vercel AI SDK

  • Setting up Vercel AI SDK and GitHub models
  • Creating a test AI route
  • Implement the AI chat route

Setting Up the Client-Side Database

  • Understanding IndexedDB
  • Setting up the database with Dexie.js
  • Saving and retrieving data from the database

Building the Chat Interface and Logic

  • Building the ChatThread component
  • Setting up the chat logic and state management
  • Building the chat interface and user interactions
  • Building the chat sidebar component

Implementing Chat Title Generation

  • Creating the chat title generation API
  • Integrating chat title generation in the UI

Conclusion

  • Testing features and course conclusion
40,000 Toman