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OpenAI CEO Sam Altman breaks his silence after his mansion was bombed with a Molotov cocktail and shares intimate household snap in bid to discourage future assaults

OpenAI CEO Sam Altman has broken his silence after his San Francisco mansion was pelted with a Molotov cocktail in the early hours of Friday

Altman, 40, reflected on the terrifying incident on his personal blog, accompanied by a photo of his husband and child which he shared in a bid to deter future attacks.

‘Images have power, I hope. Normally we try to be pretty private, but in this case I am sharing a photo in the hopes that it might dissuade the next person from throwing a Molotov cocktail at our house, no matter what they think about me,’ he wrote. 

The suspect, first identified by the San Francisco Chronicle, was named as 20-year-old Alejandro Daniel Moreno-Gama.

He allegedly threw the fire bomb at Altman’s home just after 4am PST, before fleeing the scene on foot, according to the San Francisco Police Department. 

Less than an hour later, police were called to OpenAI’s headquarters on 3rd Street after a man allegedly threatened to burn down the building.

Police recognized the man as the same suspect in the incident at Altman’s mansion and immediately took him into custody. No injuries were reported. 

Altman wrote in his blog that the Molotov cocktail bounced off the house. The bomb set an exterior gate on fire. 

OpenAI CEO Sam Altman shared a photo in his recent blog post of his husband and child. He wrote that he hopes the image 'might dissuade the next person from throwing a Molotov cocktail' at their home

OpenAI CEO Sam Altman shared a photo in his recent blog post of his husband and child. He wrote that he hopes the image ‘might dissuade the next person from throwing a Molotov cocktail’ at their home 

Altman, pictured above on March 15 at the Vanity Fair Oscar Party, has broken his silence after a man allegedly threw a Molotov cocktail at his San Francisco home

Altman, pictured above on March 15 at the Vanity Fair Oscar Party, has broken his silence after a man allegedly threw a Molotov cocktail at his San Francisco home 

Police believe the suspect later targeted OpenAI's headquarters, thretening to burn down their building, an hour after the bomb was allegedly thrown at Altman's home. The suspect is pictured above on surveillance footage

Police believe the suspect later targeted OpenAI’s headquarters, thretening to burn down their building, an hour after the bomb was allegedly thrown at Altman’s home. The suspect is pictured above on surveillance footage 

‘Words have power too. There was an incendiary article about me a few days ago,’ Altman continued. 

‘Someone said to me yesterday they thought it was coming at a time of great anxiety about AI and that it made things more dangerous for me. I brushed it aside.

‘Now I am awake in the middle of the night and pissed, and thinking that I have underestimated the power of words and narratives.’

Altman did not specifically name the article he believed was ‘incendiary,’ but the alleged attack came just days after an explosive investigation by Ronan Farrow and Andrew Marantz was published in The New Yorker

The exposé cited multiple interviews with sources who knew Altman and raised questions about whether the powerful CEO could be trusted. 

Altman went on to address his beliefs, noting that he believes advancing science and technology are ‘moral obligations.’ 

He hailed artificial intelligence as a ‘powerful tool for expanding human capability,’ but conceded that the fear and anxiety over AI was justified. Altman called for AI to be ‘democratized’ to avoid power being concentrated.

The CEO included a list of reflections on his achievements and failures, along with several thoughts about the tech industry. 

Altman's multi-million dollar San Francisco mansion, pictured above, was allegedly targeted on Friday. Authorities said no one had been injured

Altman’s multi-million dollar San Francisco mansion, pictured above, was allegedly targeted on Friday. Authorities said no one had been injured 

Altman opened up about the incident in a recent blog post, saying he loved his family 'more than anything.' Altman is pictured above in March with his husband, Oliver Mulherin

Altman opened up about the incident in a recent blog post, saying he loved his family ‘more than anything.’ Altman is pictured above in March with his husband, Oliver Mulherin 

‘A lot of the criticism of our industry comes from sincere concern about the incredibly high stakes of this technology. This is quite valid, and we welcome good-faith criticism and debate,’ Altman wrote. 

He concluded his blog post with a call to action, writing: ‘While we have that debate, we should de-escalate the rhetoric and tactics and try to have fewer explosions in fewer homes, figuratively and literally.’

Altman’s home that was targeted in the attack is a splashy $27 million mansion in the Russian Hill neighborhood.

It includes a wellness center, infinity pool and a subterranean garage with a car turntable, according to the San Francisco Standard

The suspect also allegedly targeted OpenAI’s headquarters. Employees told the New York Times they were notified that Altman’s home had been targeted and that security would be increased around the company’s offices.

An OpenAI spokesperson previously told the Daily Mail that ‘someone threw a Molotov cocktail at Sam Altman’s home and also made threats at our San Francisco headquarters’ but that ‘thankfully, no one was hurt.’ 

‘We deeply appreciate how quickly SFPD responded and the support from the city in helping keep our employees safe,’ a company spokeswoman told the outlet.

OpenAI added: ‘The individual is in custody, and we’re assisting law enforcement with their investigation.’

Altman's mansion, pictured above, was targeted around 4am on Friday. He said the Molotov cocktail bounced off the house, and no one was injured

Altman’s mansion, pictured above, was targeted around 4am on Friday. He said the Molotov cocktail bounced off the house, and no one was injured 

Altman has an infant son with his husband. He shared a photo, pictured above, welcoming the baby to the world in February, 2025

Altman has an infant son with his husband. He shared a photo, pictured above, welcoming the baby to the world in February, 2025 

OpenAI's San Francisco headquarters, pictured above, was also allegedly targeted in the attack. Police responded to the building and later arrested a suspect, who they believe is the same man who targeted Altman's home

OpenAI’s San Francisco headquarters, pictured above, was also allegedly targeted in the attack. Police responded to the building and later arrested a suspect, who they believe is the same man who targeted Altman’s home 

Altman also took aim at his OpenAI co-founder and now-foe, Elon Musk in his blog post. 

He said he took pride in ‘not being willing to agree to the unilateral control he [Musk] wanted over OpenAI.’ 

Altman and Musk were among the founders of OpenAI in 2015. Musk left three years later and launched a competing company, xAI, in 2023. 

The two are now locked in a bitter legal battle. Musk claimed in a legal filing on Tuesday that Altman and OpenAI defrauded him. 

Musk’s lawyers called for Altman and OpenAI President Greg Brockman to be removed from their roles in the company. The case is expected to go to trial later this month. 

On Monday, OpenAI released a statement addressing the lawsuit.

‘The truth is that this case has always been about Elon generating more power and more money for what he wants,’ it read. ‘Having increasingly realized that his attempt to damage the nonprofit OpenAI Foundation rests on a baseless legal case, Elon is once again trying to change the narrative and save face as the trial approaches. 

‘His lawsuit remains nothing more than a harassment campaign that’s driven by ego, jealousy and a desire to slow down a competitor.’

OpenAI and Altman have a tumultuous history. In 2023, the company’s board fired Altman. He was then reinstated when multiple high-ranking staff members threatened to leave. 

Altman also included a list of his regrets and accomplishments in his recent reflective blog post. He wrote that he was proud that he 'held the line on not being willing to agree to the unilateral control [Elon Musk] wanted over OpenAI. The two are pictured above together in 2015

Altman also included a list of his regrets and accomplishments in his recent reflective blog post. He wrote that he was proud that he ‘held the line on not being willing to agree to the unilateral control [Elon Musk] wanted over OpenAI. The two are pictured above together in 2015 

A suspect was later named as Alejandro Daniel Moreno-Gama. A booking photo was not immediately available. It's unclear what the suspect's motive was. An anti-AI sticker in front of OpenAI's headquarters is pictured above

A suspect was later named as Alejandro Daniel Moreno-Gama. A booking photo was not immediately available. It’s unclear what the suspect’s motive was. An anti-AI sticker in front of OpenAI’s headquarters is pictured above 

Altman also addressed the controversy in his latest blog post, confessing: ‘I am not proud of handling myself badly in a conflict with our previous board that led to a huge mess for the company. 

‘I have made many other mistakes throughout the insane trajectory of OpenAI; I am a flawed person in the center of an exceptionally complex situation, trying to get a little better each year, always working for the mission.’

Authorities have not disclosed a possible motive in the recent alleged attack at Altman’s home. 

The suspect, Alejandro Daniel Moreno-Gama, was booked in jail on suspicion of throwing an incendiary device. Prosecutors have yet to officially file charges.