Born 1985 in Chicago, grew up in Clayton, Missouri. Attended John Burroughs School, then enrolled at Stanford for Computer Science but dropped out after two years (2005). Co-founded Loopt at age 19, a location-based social networking startup (raised $30M+, acquired by Green Dot for $43.4M in 2012). Joined Y Combinator as a partner (2011) and became its president in 2014, succeeding Paul Graham. Co-founded OpenAI in 2015 as a nonprofit AI research lab, became CEO in March 2019 and led its transformation into the company behind ChatGPT (launched Nov 2022) and GPT-4. Fired by the OpenAI board on November 17, 2023, but was reinstated just five days later after a dramatic employee revolt where over 700 of 770 staff threatened to leave.
Born 1985 in Chicago, grew up in Clayton, Missouri. Attended John Burroughs School, then enrolled at Stanford for Computer Science but dropped out after two years (2005). Co-founded Loopt at age 19, a location-based social networking startup (raised $30M+, acquired by Green Dot for $43.4M in 2012). Joined Y Combinator as a partner (2011) and became its president in 2014, succeeding Paul Graham. Co-founded OpenAI in 2015 as a nonprofit AI research lab, became CEO in March 2019 and led its transformation into the company behind ChatGPT (launched Nov 2022) and GPT-4. Fired by the OpenAI board on November 17, 2023, but was reinstated just five days later after a dramatic employee revolt where over 700 of 770 staff threatened to leave.