Takeaways
By the end of this module, you will be able to:- Create a streaming chat interface using the useChat hook
- Implement API routes for handling chat requests
- Configure system prompts for RAG behavior
- Switch to alternative AI providers with free credits
- Test the complete chat flow end-to-end
Module structure
4.1 Chat Interface
Create streaming chat interface with useChat hook.
4.2 API Routes & System Prompts
Set up API routes and configure system prompts for RAG behavior.
4.3 Alternative AI Providers
Switch to providers with free credits to avoid quota limits.
Prerequisites
Before starting this module, ensure you have:- AI SDK installed and configured (from previous modules)
- OpenAI API key configured
- Understanding of Next.js App Router
- Basic familiarity with React hooks and async/await
What you’ll build
Chat Interface
A streaming chat interface that will serve as the foundation for your RAG
application.
API Routes
Route handlers to process chat requests and stream responses.
System Prompts
Configuration to control AI behavior and prepare for RAG functionality.
Streaming Responses
Real-time streaming of AI responses for better user experience.
Provider Flexibility
Ability to switch between different AI providers based on cost and
performance needs.