A display shows OpenAI CEO Sam Altman talking throughout the 2026 Infrastructure Summit of presidency officers, company executives, and labor leaders, in Washington, March 11, 2026.
Kylie Cooper | Reuters
A person was arrested for allegedly throwing a Molotov cocktail at OpenAI CEO Sam Altman’s dwelling after which threatening to burn down the substitute intelligence firm’s San Francisco headquarters on Friday, police mentioned.
An OpenAI spokesperson confirmed the assault in an announcement and mentioned, “Fortunately, nobody was damage.”
Based on a submit on X from the San Francisco Police Division, officers responded to a hearth at Altman’s North Seaside residence after a suspect threw an “incendiary harmful machine” at his dwelling at round 4 a.m. The machine induced a hearth on an exterior gate and the suspect fled on foot.
About an hour later, officers responded to a person threatening arson on the AI firm’s workplace, recognizing the particular person as the identical suspect from the assault at Altman’s dwelling, based on the assertion. Officers arrested the 20-year-old male suspect, with prices nonetheless pending.
“We deeply admire how shortly SFPD responded and the assist from town in serving to hold our staff protected,” OpenAI mentioned in its assertion. “The person is in custody, and we’re helping legislation enforcement with their investigation.”
In a submit on his private weblog on Friday, Altman addressed the assault and shared a photograph of his household, writing that he “underestimated the ability of phrases and narratives.” He mentioned it has been an “extraordinarily intense, chaotic, and high-pressure few years,” and he referred to as for de-escalation of the “the rhetoric and techniques” inside the AI trade.
“A number of the criticism of our trade comes from honest concern in regards to the extremely excessive stakes of this know-how. That is fairly legitimate, and we welcome good-faith criticism and debate,” Altman mentioned. “I empathize with anti-technology sentiments and clearly know-how is not all the time good for everybody. However general, I imagine technological progress could make the long run unbelievably good, for your loved ones and mine.”Â
The house of OpenAI CEO Sam Altman is seen from Chestnut Avenue in San Francisco, April 10, 2026.
Lea Suzuki | San Francisco Chronicle | Hearst Newspapers | Getty Pictures
The incident lands at a very controversial time for Altman and OpenAI.
In February, the corporate confronted scrutiny for putting a take care of the Division of Protection after the Pentagon severed ties with AI rival Anthropic. Activists wrote in chalk on the places of work of each firm’s, with messages at OpenAI that urged staff to talk out in opposition to the deal.
OpenAI and Anthropic are battling for supremacy out there for big language fashions. They’re collectively valued at over $1 trillion within the personal market and are each pursuing potential IPOs this 12 months, although they’re nonetheless burning billions of {dollars} in money.
And in a case that is anticipated to go to trial later this month, Elon Musk is suing OpenAI and Altman, claiming the corporate’s CEO “assiduously manipulated” him into donating $38 million on guarantees that OpenAI would stay a nonprofit. Musk co-founded OpenAI with Altman in 2015 and is looking for to have Altman eliminated as the corporate’s CEO as a part of the lawsuit.
–CNBC’s Ashley Capoot contributed to this report
WATCH: Elon Musk seeks ouster of OpenAI CEO Sam Altman as a part of lawsuit






