Can you vibe code a $1.8 billion company with AI? Sam Altman predicted the one-person billion-dollar startup, and with MedVi, it might've just happened. Today on AI For Humans, we break down the story everyone in AI is talking about: two brothers vibe coded a $1.8 billion company called MedVi, running on GLP-1 supplements with $70 million in profit and a $1 million donation to an animal shelter. Sam Altman predicted the one-person billion-dollar startup two years ago and now it's real. Greg Brockman weighs in on what this means for the AI hard takeoff. Plus, Google drops Gemma 4 with small open models built for phones, laptops, and desktops. Qwen 3.6 arrives as another strong open-source contender. We've got updates on Qwopus, Turbo-Quant, and on-device AI's wild future. We follow up on the Claude Code leak with Anthropic confirming it was human error, and the /buddy tamagotchi feature is now live. Plus, Seedance 2.0 rolls out to more platforms with some incredible new prompts to try. TWO PEOPLE JUST VIBE CODED A BILLION DOLLAR COMPANY. THE HARD TAKEOFF ISN'T COMING. IT'S HERE. Come to our Discord: https://discord.gg/muD2TYgC8f Join our Patreon: https://www.patreon.com/AIForHumansShow AI For Humans Newsletter: https://aiforhumans.beehiiv.com/ Follow us for more on X @AIForHumansShow Join our TikTok @aiforhumansshow To book us for speaking, please visit our website: https://www.aiforhumans.show/ // Links // Two Brothers Built a $1.8 Billion AI Company (NYT) https://www.nytimes.com/2026/04/02/technology/ai-billion-dollar-company-medvi.html Sam Altman Predicted the One-Person Billion Dollar Startup Two Years Ago https://x.com/alexisohanian/status/2039711886384722106?s=20 Not Everyone Thinks This Is a Good Thing https://x.com/pitdesi/status/2039725523849593241?s=20 Greg Brockman on Spud and the Hard Takeoff https://youtu.be/J6vYvk7R190?si=QY-YSdvRwOEmADQN OpenAI Raises $122 Billion in Cash https://openai.com/index/accelerating-the-next-phase-ai/ Gemma 4: Google's Best Open Models for On-Device AI https://blog.google/innovation-and-ai/technology/developers-tools/gemma-4/ Qwen 3.6: New Open-Source Model From Alibaba https://x.com/Alibaba_Qwen/status/2039705104723611829?s=20 Claude Code Leak Follow-Up: Anthropic Confirms Human Error https://x.com/bcherny/status/2039210700657307889?s=20 Claude Code /Buddy Is Now Live https://x.com/gavinpurcell/status/2039424476262355294?s=20 April Fools' Fake Post About the Leak Being Fake Goes Viral https://x.com/Harish_521/status/2039544042980356505?s=20 Grok Gets the Puka Nakua Rehab Story Completely Wrong https://x.com/gavinpurcell/status/2039500653425483829?s=20 HeyGen x Seedance 2.0 Integration https://x.com/HeyGen/status/2039628911727030360?s=20 Seedance 2.0 JSON Prompt Technique https://x.com/CharaspowerAI/status/2039704453784191201?s=20 Gavin's One-Shot Seedance 2.0 Result https://x.com/gavinpurcell/status/2039730049558139217?s=20