Both Sam Altman and Dario Amodei predicted a billion-dollar solo-founder company would arrive in 2026. Medvi just proved them right — $1.8B tracking revenue, two employees, AI handling everything from code to customer service. Meanwhile, Anthropic shipped a multi-agent harness that autonomously builds full-stack apps in 4-hour sessions, PrismML put competitive LLMs on a phone, and Utah let an AI chatbot renew psychiatric prescriptions. The minimum viable team for serious economic output is converging on one.