Newsletter TL;DR
Subscribe once, get a single daily digest that summarizes all your newsletters with AI. Paid tiers via Stripe.
Key Outcomes
Complete SaaS with authentication, payments, and user management
Monetized with Stripe (free and premium tiers)
Features
AI-powered topic clustering across multiple newsletter feeds
Stripe subscription management with free/premium tiers
Automated daily email digest delivery via Gmail API
User preference management and feed customization
Deployed on Heroku with scheduled digest generation
Architecture
1
RSS Feed Ingestion
collects newsletters from subscribed sources
2
GPT-4o-mini Processing
topic clustering and summarization
3
Gmail API
delivers formatted daily digest emails
4
Stripe
manages free/premium subscription tiers
5
PostgreSQL
stores user data, preferences, and history
Built With
PythonFlaskGPT-4o-miniStripePostgreSQLGmail APIHeroku