Sam Altman says Elon Musk’s mind games were damaging OpenAI

Sam Altman testified that Elon Musk’s management style hurt OpenAI’s morale and was not suited to a research lab.

Altman said Musk’s harsh tactics damaged psychological safety, while Musk’s later departure improved staff morale.

The testimony adds new detail to Musk’s lawsuit against OpenAI and could shape how the court views its early governance and mission.