懶懶財經速報 (AI Lanren Bao)
AI-powered investment podcast & YouTube digest service. Automatically monitors Chinese-language investment content, transcribes episodes, analyzes with AI, and delivers free daily email digests to subscribers.
Architecture
RSS/YouTube → Transcription → AI Analysis → Digest Generation → Email Delivery
(AssemblyAI) (OpenRouter) (OpenRouter) (Resend)
(Apify)
Stack: Next.js 16 / Supabase / GitHub Actions / PostHog
AI Models (via OpenRouter):
google/gemini-3.1-pro-preview — episode analysis & digest generationperplexity/sonar-pro-search — real-time market brief
Daily Pipeline
Triggered by GitHub Actions at 01:30 UTC (09:30 Taiwan time) daily, or manually via npm run pipeline.
Pipeline steps (sequential):
- Fetch feeds — RSS podcast episodes & YouTube videos
- Transcribe — AssemblyAI (podcasts) / Apify (YouTube)
- Analyze — AI analysis on completed transcriptions
- Generate digest — Consolidated HTML email with market brief
- Send emails — Personalized emails via Resend batch API
Monitored Sources
Sources are managed dynamically in the Supabase sources table.
Podcasts: Gooaye 股癌, 財經皓角翔起, 美股航海王, 韭菜畢業班, 美股投資學 財女珍妮
YouTube: Nick 美股咖啡館, NaNa说美股, 陽光財經
API Routes
| Route | Method | Purpose |
|---|
/api/signup | POST | New subscriber registration |
/api/unsubscribe | GET | HMAC-based one-click unsubscribe |
/api/sources | GET | List active sources |
/api/preview-email | GET | Preview latest email template |
/api/webhooks/resend | POST | Resend email event webhooks |
/api/cron/* | GET | Pipeline step endpoints |
Key Features
- Free daily email digests with KOL opinion summaries, risk alerts, catalysts, and episode highlights
- Market brief powered by Perplexity real-time search
- HMAC-based unsubscribe with
List-Unsubscribe header support
- Buy Me a Coffee integration (conditional display on Tue/Fri, 7+ days after signup)
- PostHog analytics for signup/email/unsubscribe event tracking
- Ad slot infrastructure ready for future monetization
Setup
- Copy
.env.example to .env and fill in all values
npm install- Run Supabase migrations in
supabase/migrations/ (in order)
npm run dev
Scripts
npm run dev # Local development server
npm run pipeline # Run full daily pipeline
npm run pipeline:test # Test pipeline (dry run)
Deployment
Deploy to Vercel with environment variables configured. Daily pipeline runs via GitHub Actions (.github/workflows/daily-pipeline.yml).
Required services:
- Supabase project with migrations applied
- Resend domain with SPF/DKIM/DMARC configured
- PostHog project for analytics
- AssemblyAI, Apify, OpenRouter API keys
