Yes, AI can build a Next.js application, from project structure and routes to forms, data access, tests, and deployment configuration. You will get a better result when the agent knows which work belongs on the server, which interactions belong in the browser, and what behavior each route must guarantee.
Describe the application as a set of flows:
- List public, authenticated, and administrative routes.
- Define where data comes from and which operations require server-side authorization.
- Specify loading, empty, error, and success states for every important screen.
- Name the existing component, styling, and testing conventions it must follow.
- State how environment values and secrets should be supplied without committing them.
Ask the agent to propose the route and data boundaries before implementation. Review that plan for duplicated fetching, exposed secrets, and business rules placed only in the client. Then build one vertical slice: a route, its data operation, user feedback, and tests. A complete slice gives better evidence than many half-built pages.
Keep the framework choice separate from product correctness. Next.js can provide a useful full-stack structure, but it does not decide your authorization model, caching policy, or release checks. Let the agent handle scaffolding and repeated patterns; keep architecture, security, and acceptance decisions under human review.
Related reading: How to write requirements for an AI coding agent and How to validate AI-generated code.
