An OpenAI employee's farewell letter offers a rare window into what it's like working at the company

Sam Altman, the CEO of OpenAI, said Meta tried to recruit his employees by offering them $100 million signing bonuses.

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• OpenAI has lost some key talent, but few of them have talked about their time at the company.
• One employee, Calvin French-Owen, however, recently shared some details.
• OpenAI has a bottom-up culture where promotions are meritocratic, he said.

A lot can happen in a year at OpenAI.

Calvin French-Owen...