'It's going to be really bad': Fears over AI bubble bursting grow in Silicon Valley

At OpenAI's DevDay this week, OpenAI boss Sam Altman did what American tech bosses rarely do these days: he actually answered questions from reporters.

Oct 12, 2025 - 15:20
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'It's going to be really bad': Fears over AI bubble bursting grow in Silicon Valley

"I know it's tempting to write the bubble story," Mr Altman told me as he sat flanked by his top lieutenants. "In fact, there are many parts of AI that I think are kind of bubbly right now."

In Silicon Valley, the debate over whether AI companies are overvalued has taken on a new urgency.

Sceptics are privately - and some now publicly - asking whether the rapid rise in the value of AI tech companies may be, at least in part, the result of what they call "financial engineering".

In other words - there are fears these companies are overvalued.