✨ AI-Powered PDF Summarizer SaaS - PDF to Summary Converter

Transform Long PDFs into Clear, Actionable Insights with AI

Production-Ready · Subscription-Based · AI-Driven SaaS

---

🌈 Project Overview

A high-performance, full-stack AI SaaS platform designed for speed and scalability. This application enables users to upload PDF documents and receive instant, structured summaries powered by a hybrid AI engine.

🎯 Key Highlights

• 🤖 Smart AI Fallback: Dynamic routing between OpenAI (GPT) and Google Gemini for 100% reliability.
• 💳 Pro Monetization: Full Stripe Integration with subscription tiers and automated billing portals.
• 🔒 Secure Infrastructure: Enterprise-grade file handling via UploadThing and type-safe data with Drizzle ORM.
• ⚡ Modern Stack: Built on Next.js 14 App Router for lightning-fast server-side rendering.

---

🏗️ Tech Stack Breakdown

Layer	Technology
Frontend	Next.js, React, Tailwind CSS, Lucide Icons
AI Engine	LangChain, OpenAI API, Google Gemini AI
Database	PostgreSQL + Drizzle ORM (Type-safe queries)
Payments	Stripe (Subscriptions & Webhooks)
Storage	UploadThing (Reliable PDF processing)
Validation	Zod (Schema-based data integrity)

---

📸 Product Preview

User Dashboard

Upload PDF

User Subscription

AI Summarization Logic

**Subscription Management **

** Stripe Payments **

---

🛠️ Quick Start

1. Clone & Install

   git clone [https://github.com/appsrahulgautam/summarize-ai.git](https://github.com/appsrahulgautam/summarize-ai.git)
   cd repo-name
   npm install
   

2. Create a .env.local file and add your API keys for OpenAI, Gemini, Stripe, and your Database URL.

3. Run Locally

   npm run dev