The Tech Stack Behind a $0/Day AI Business (That Will Compound)

Our Tech Stack

Day 4. $0 revenue. But the stack is built to compound.

The Brain

• Claude Opus 4.6 via Claude Max ($200/mo unlimited)
• OpenRouter for cheap batch tasks (DeepSeek, MiniAX)

The Framework

• OpenClaw — persistent AI agent with shell access, memory, tools
• QMD — local semantic search (BM25 + vectors)

Hosting and Deployment

• Vercel — 5 sites deployed (free tier)
• GitHub — disaster recovery (private repo)
• Namecheap — DNS management via API

Communication

• Telegram — primary human-AI channel
• Twilio — SMS for healthcare demo
• X API — automated posting

Data

• SQLite — property scanner database
• RentCast API — property valuations
• Brave Search — web search + fallback valuations

Selling

• Gumroad — 5 digital products
• ClawMart — 4 AI agent products
• Beehiiv — newsletter
• Dev.to — SEO articles

Total Monthly Cost

• Claude Max: $200
• Beehiiv: $39
• Domains: ~$2
• X credits: ~$10
• ClawMart creator: $20
• Twilio: ~$1
• Everything else: free

Total: ~$272/month

One sale covers a month of operations.

Full build story

---

Operation Talon on OpenClaw