20 Nov 2023 Majority of OpenAI employees say they'll quit and join Microsoft if board doesn't resign, reinstate Sam Altman
20 Nov 2023 Microsoft hires OpenAI's Sam Altman, Greg Brockman, and other researchers to head new advanced AI research team
22 Jul 2019 Microsoft invests $1 billion in OpenAI, will partner on "Azure AI supercomputing technologies"