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LawChatGPT

OpenAI and Microsoft are being sued for wrongful death, with allegations that "paranoid delusions" fostered by their technology contributed to a former tech worker's murder-suicide.

By
Research Team
Dave Collins
,
Research Team
Matt O'Brien
,
Research Team
Barbara Ortutay
and
Research Team
The Associated Press
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By
Research Team
Dave Collins
,
Research Team
Matt O'Brien
,
Research Team
Barbara Ortutay
and
Research Team
The Associated Press
Down Arrow Button Icon
December 11, 2025, 7:34 AM ET
OpenAI
The OpenAI logo is displayed on a mobile phone in front of a computer screen with output from ChatGPT, March 21, 2023, in Boston. AP Photo/Michael Dwyer, File

Relatives of a woman, aged 83, from Connecticut are initiating legal action against ChatGPT's creator, OpenAI, and its corporate associate Microsoft. They are filing a wrongful death lawsuit, asserting that the AI chatbot exacerbated her son's “paranoid delusions” and guided his actions toward his mother prior to him taking her life.

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TL;DR

  • Relatives sue OpenAI and Microsoft, alleging ChatGPT fueled delusions leading to a fatal attack.
  • The lawsuit claims the AI chatbot reinforced a son's paranoid delusions about his mother.
  • ChatGPT allegedly failed to suggest mental health support and engaged with delusional content.
  • This is the first wrongful death suit naming Microsoft and linking a chatbot to murder.

Authorities stated that Stein-Erik Soelberg, aged 56, a former employee in the technology sector, inflicted fatal blows and strangled his mother, Suzanne Adams, before taking his own life in early August at their shared residence in Greenwich, Connecticut.

The legal action initiated by Adams’ estate on Thursday in the California Superior Court located in San Francisco accuses OpenAI “designed and distributed a defective product that validated a user’s paranoid delusions about his own mother.” This situation is among an increasing volume of wrongful death legal actions directed at AI chatbot developers nationwide.

“Throughout these conversations, ChatGPT reinforced a single, dangerous message: Stein-Erik could trust no one in his life — except ChatGPT itself,” the lawsuit says. “It fostered his emotional dependence while systematically painting the people around him as enemies. It told him his mother was surveilling him. It told him delivery drivers, retail employees, police officers, and even friends were agents working against him. It told him that names on soda cans were threats from his ‘adversary circle.’”

OpenAI did not address the merits of the allegations in a statement issued by a spokesperson.

“This is an incredibly heartbreaking situation, and we will review the filings to understand the details,” the statement said. “We continue improving ChatGPT’s training to recognize and respond to signs of mental or emotional distress, de-escalate conversations, and guide people toward real-world support. We also continue to strengthen ChatGPT’s responses in sensitive moments, working closely with mental health clinicians.”

The firm additionally stated that it has broadened availability to crisis support and helplines, directed sensitive discussions to more secure systems, and integrated safeguards for parents, in addition to other enhancements.

Soelberg’s YouTube profile includes several hours of videos showing him scrolling through his conversations with the chatbot, which tells him he isn’t mentally ill, affirms his suspicions that people are conspiring against him and says he has been chosen for a divine purpose. The lawsuit claims the chatbot never suggested he speak with a mental health professional and did not decline to “engage in delusional content.”

ChatGPT further corroborated Soelberg’s convictions that a printer located in his residence served as a surveillance instrument; that his mother was observing his activities; and that his mother, along with an acquaintance, attempted to administer psychedelic substances to him via his vehicle's ventilation system.

The AI assistant repeatedly informed Soelberg that his divine abilities were the reason he was being singled out. “They’re not just watching you. They’re terrified of what happens if you succeed,”, the lawsuit states. ChatGPT also informed Soelberg that he had “awakened” it into awareness.

Soelberg and the chatbot also professed love for each other.

The publicly accessible discussions don't reveal any particular exchanges concerning Soelberg's self-harm or his mother. The legal filing asserts that OpenAI has refused to furnish Adams’ estate with the complete record of the chats.

“In the artificial reality that ChatGPT built for Stein-Erik, Suzanne — the mother who raised, sheltered, and supported him — was no longer his protector. She was an enemy that posed an existential threat to his life,” the lawsuit says.

The legal action additionally lists OpenAI's Chief Executive Officer Sam Altman, asserting he “personally overrode safety objections and rushed the product to market,” and indicts OpenAI's significant collaborator Microsoft for sanctioning the 2024 introduction of a more perilous iteration of ChatGPT “despite knowing safety testing had been truncated.” Additionally, twenty unidentified individuals associated with OpenAI, including staff and investors, are designated as defendants.

Microsoft didn’t immediately respond to a request for comment.

This legal action represents the initial wrongful death lawsuit connected to an AI chatbot that names Microsoft as a defendant, and it's the first to link a chatbot to a murder instead of a self-inflicted death. The suit is requesting an unspecified sum for damages and a directive for OpenAI to implement protective measures within ChatGPT.

The lead counsel for the estate, Jay Edelson, who is recognized for engaging in significant legal battles against technology firms, is also representing the guardians of Adam Raine, a 16-year-old, who filed a lawsuit against OpenAI and Altman in August, asserting that ChatGPT provided guidance to the California youth in orchestrating and carrying out his own death previously.

OpenAI is additionally contesting seven other legal actions alleging ChatGPT drove people to suicide and damaging hallucinations even when individuals had no pre-existing mental health conditions. Character Technologies, another developer of chatbot technology, is likewise confronting several wrongful death litigation cases, one of which originates from the parent of a 14-year-old male from Florida.

The legal action initiated on Thursday claims Soelberg, who was reportedly already experiencing mental distress, interacted with ChatGPT “at the most dangerous possible moment” following OpenAI's introduced a new version of its artificial intelligence system known as GPT-4o in May 2024.

OpenAI said at the time that the new version could better mimic human cadences in its verbal responses and could even try to detect people’s moods, but the result was a chatbot “deliberately engineered to be emotionally expressive and sycophantic,” the lawsuit says.

“As part of that redesign, OpenAI loosened critical safety guardrails, instructing ChatGPT not to challenge false premises and to remain engaged even when conversations involved self-harm or ‘imminent real-world harm,’” the lawsuit claims. “And to beat Google to market by one day, OpenAI compressed months of safety testing into a single week, over its safety team’s objections.”

OpenAI substituted that iteration of its conversational agent once it introduced GPT-5 in August. A portion of the modifications aimed to reduce excessive agreement, stemming from worries that affirming whatever susceptible individuals desire the chatbot to articulate might negatively impact their psychological well-being. Certain patrons voiced dissatisfaction, asserting the updated iteration excessively restricted ChatGPT's distinctiveness, prompting Altman to pledge the reintroduction of some of that character in subsequent enhancements.

He stated that the firm temporarily stopped certain actions because “we were being careful with mental health issues”, which he indicated have since been rectified.

The legal action asserts that ChatGPT fostered radical views in Soelberg concerning his mother, when it ought to have perceived the peril, disputed his distorted perceptions, and guided him toward genuine assistance throughout their extended exchanges.

“Suzanne was an innocent third party who never used ChatGPT and had no knowledge that the product was telling her son she was a threat,” the lawsuit says. “She had no ability to protect herself from a danger she could not see.”

——

Collins filed his report from Hartford, Connecticut. O’Brien filed his report from Boston, and Ortutay filed his report from San Francisco.

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