Building an AI-Powered App with Next.js, Tailwind CSS, and OpenAI API Recently, I built an AI-powered web application using Next.js , Tailwind CSS , and the OpenAI SDK . Here’s a breakdown of the development steps and tools I used. 🔧 Setup & Installation I started by creating a new Next.js app using the following command: npx create-next-app@latest out-app During setup, I selected: ✅ Tailwind CSS: Yes ✅ App Router: Yes ✅ Use /src directory structure: Yes ✅ Default options for other settings This gave me the latest App Router structure under src/app . 🧪 Running the App To launch the development server: cd out-app npm run dev 🧠 Installing OpenAI SDK for AI Features I installed the official AI SDK for seamless OpenAI integration: npm install ai @ai-sdk/openai These packages allow powerful AI interactions within the app. More details on AI with Vercel can be found at: 🌐 Next.js 🤖 Vercel AI SDK 📁 Creating the API Route Inside the src/app/api/ folder, I creat...