Someone built a fully automated lead generation system using 7 Claude AI agents that runs on a MacBook. The system scans Google Maps across three cities looking for small businesses with outdated or missing websites, generates landing page mockups, renders 10-second demo videos, and sends personalized cold outreach—all while the founder sleeps. He's pulling in 47 clients monthly at $400 each, totaling around $18,800 in monthly revenue against just $480 in API costs. The efficiency gap here is what makes this noteworthy. Traditional web design agencies deploy 8-person teams to handle this same volume. He's doing it solo from a MacBook and iPhone. When prospects respond positively, a mobile agent handles scheduling the sales call. He only gets woken up for two things: deals exceeding $3,000 or when reply rates dip below 12%. Everything else runs autonomously. The tweet frames this as a blueprint for building a $10K/month passive income system with AI, though the actual numbers suggest closer to $18K. The setup works because it targets a specific, underserved market (small businesses with terrible web presence), automates the entire discovery-to-outreach pipeline, and handles basic sales logistics without human intervention. The founder's main job is approving qualified leads and closing calls—the rest is delegated to agents.