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AI-Powered SaaS Web App

Ship a full stack Next.js app with auth, a database and an AI feature users pay for.

Advanced~16 hoursNext.jsTypeScriptPostgreSQLOpenAI

System workflow

  1. InputUser request
  2. AIAI feature
  3. AutomationAPI + database
  4. OutputLive product

The problem

Most portfolio apps are tutorials that never face real users, data or edge cases.

The solution

Build and deploy a small SaaS product end to end: authentication, a PostgreSQL data model, an AI-powered feature with streaming responses, and usage limits.

Build steps

How you’ll build it

  1. 01

    Model

    Design the data model and set up the database.

  2. 02

    Build

    Create the core UI and API routes with authentication.

  3. 03

    Add AI

    Integrate an LLM feature with streaming and guardrails.

  4. 04

    Ship

    Deploy, monitor and collect feedback.

Expected output

  • Deployed Next.js application
  • Auth and database schema
  • Streaming AI feature
  • Usage limits and error handling

Tools

  • Next.js
  • TypeScript
  • PostgreSQL
  • OpenAI

Skills you’ll learn

  • Next.js App Router
  • Prisma & PostgreSQL
  • LLM APIs
  • Deployment

Build it in

Programs that include this project

  • CohortLive

    Full Stack Development with AI

    Ship production web apps with React, Next.js and AI-assisted engineering.

    • 20 weeks
    • 18+ projects
    • Intermediate
    • Certificate

    ₹19,999Original price ₹29,99933% off

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See it working in the AI Lab

Describe a workflow and watch it take shape — then learn to build it for real.

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