Exclusive | Anthropic backers fret over AI giants volatile CEO Dario Amodei as billions hang in the balance: Cannot control his emotions

Anthropic CEO Dario Amodei’s volatile personality and penchant for public rants has sparked growing concerns among the AI giant’s shareholders – some of whom fear he’s ill-equipped to steer the $380 billion company through its current troubles, The Post has learned. Amodei, whose firm built the “Claude” chatbot, turned heads last month when he blasted President Trump and OpenAI’s Sam Altman in an explosive internal memo.

It was sent hours after the Pentagon’s decision to blacklist Anthropic for refusing to remove safeguards on how its AI can be used in military settings.In the memo — which was promptly leaked to media — Amodei claimed the Pentagon targeted Anthropic for not giving “dictator-style praise to Trump (while Sam has).” He likewise accused Altman of telling “straight up lies” by claiming to share Anthropic’s safety concerns, and called OpenAI employees a “gullible bunch.”One current Anthropic shareholder, who spoke to The Post on condition of anonymity, said Amodei’s fiery diatribe was part of an “extremely concerning” pattern that’s unbefitting of a high-profile CEO whose firm counts Amazon and Google among its blue-chip investors.“You are a f—king CEO who has raised billions of dollars.You can’t just rant and expect all shareholders to have the same mentality that you have,” the shareholder said.“The one thing that was striking to me is the aggressiveness of his opinions on Trump and the Pentagon – given that they were the only ones whose tech was being used in things at the Pentagon,” the shareholder added.The brilliant-but-eccentric CEO has often courted controversy in his public appearances – once warning that AI could drive unemployment to 20% and likening the White House’s decision to allow sale of advanced AI chips to China to “selling nuclear weapons to North Korea.”Amodei has a habit of speaking out despite internal efforts – usually by his sister and fellow cofounder Daniela a...