OpenAI CEO Sam Altman and executives from Microsoft and chipmaker Advanced Micro Devices testified on Capitol Hill about the ...

OpenAI is hiring the head of Instacart into a new role as chief executive officer of applications, reshaping leadership at the artificial-intelligence pioneer under CEO Sam Altman.

OpenAI announced late Wednesday that it’s tapped Instacart CEO Fidji Simo as the head of its applications business, who will be reporting to CEO Sam Altman ...