Thursday, November 16

• OpenAI Chief Scientist Ilya Sutskever texts Sam Altman to schedule a meeting for Friday afternoon.
  2

Friday, November 17

• Sutskever informs OpenAI CTO Mira Murati that Altman will be fired.
  3
• Sutskever invites Altman to a board meeting at noon, where Altman is fired. Altman is "shocked and saddened" by the news.
  1
  2
• Sutskever calls OpenAI President Greg Brockman shortly after, informing him he is removed from the board but can keep his role. Brockman is also told Altman was fired.
  2
• OpenAI publicly announces leadership changes, stating Altman was not "consistently candid" with the board.
  1
• Microsoft CEO Satya Nadella issues a statement affirming commitment to OpenAI partnership.
  1
• Brockman resigns in protest later in the day.
  1
• Senior OpenAI researchers Aleksander Madry, Jakub Pachocki and Szymon Sidor resign.
  5

Saturday, November 18

• OpenAI COO Brad Lightcap says management was surprised by the board's decision, but it was not due to any malfeasance by Altman.
  5
• Talks begin on potentially reinstating Altman as CEO.
  3
  4
• Altman posts a photo at OpenAI headquarters with a guest badge.
  3

Sunday, November 19

• Negotiations stall over disagreements about future board composition if Altman returns.
  4
• Altman, Brockman, and colleagues announce they will lead a new AI research team at Microsoft.
  1
  4
• Sutskever expresses regret over his role in firing Altman.
  6

Monday, November 20

• OpenAI names former Twitch CEO Emmett Shear as new interim CEO after Altman talks collapse.
  7
  8
• Hundreds of employees threaten to resign to Microsoft unless Altman is reinstated.
  6