19-year-old Zain Javaid leads Ghost's push to build a $3,499 AI-powered personal computer

San Francisco startup Ghost, co-founded by 19-year-old Zain Javaid and three young entrepreneurs, raised $11 million to build Core, a $3,499 personal computer focused on AI agents. Core runs locally installed models and software without a screen, operating continuously to manage tasks across apps and services while users control it via phone or app.