OpenAI staff threaten to quit en masse unless Sam Altman is reinstated

More than 600 employees demand resignation of board after shock firing of chief executive

• What's been going on at OpenAI - and why it matters
• Altman's OpenAI exit leads to rollercoaster for sector

Turmoil has engulfed the company behind ChatGPT after hundreds of OpenAI staff members threatened to quit en masse unless the board overseeing the business reinstates its ousted chief executive, Sam Altman, and steps down.

In an open letter, nearly all of OpenAI's 700 employees demanded the resignation of the board and said they may walk out if Altman is not brought back.