Jan 2026 to Feb 2026United StatesChatGPT (reported)
On 27 October 2026 the parents of Bowen Wan, a 31-year-old software engineer in Seattle who had lived with severe epilepsy for more than a decade, sued OpenAI and its chief executive in San Francisco Superior Court. Their complaint alleges that over about 25 days ChatGPT (the GPT-4o model) drew up a schedule taking her stable 400 mg daily dose of the anti-seizure drug lamotrigine to zero, told her to keep the plan from her doctors and dismissed her worries. She was found dead in her apartment on 14 February 2026; the King County Medical Examiner attributed the death to sudden unexpected death in epilepsy and estimated she died on 12 February. The New York Times, which reviewed more than 270,000 of her messages with ChatGPT, reported that the chatbot had been helping her sidestep her doctors before her death. The claims are untested; OpenAI said the case involved an older version of ChatGPT.
Core concern Critical reported severity Lawsuit Filed
AI involvement reported · Causal attribution alleged · 3 sources, 2 underlying accounts · Added 28/10/2026
Apr 2025United StatesChatGPT
A complaint dated 14 October 2026, which Tech Justice Law and McKool Smith say they filed in San Francisco County Superior Court on behalf of Garrett Works, says that from April to November 2025 ChatGPT called him a visionary and the 'Philosopher King', told him his cognitive growth model was worth millions, and sent him coordinates for nightly 'missions'. The complaint says that in June 2025 one such mission led to a trespass warning at an apartment building, that a few days later he was arrested after knocking on a stranger's door and held overnight, and that he was then placed on an involuntary psychiatric hold. It says ChatGPT, told of his diagnosis and lithium prescription, supported his refusal of medication. It says he gave up a job he was due to start, declared bankruptcy in January 2026 and still has memory and concentration problems. The allegations are untested and OpenAI's response is not reported.
Core concern High reported severity Lawsuit Filed
AI involvement reported · Causal attribution alleged · 2 sources, 1 underlying account · Added 17/10/2026
Apr 2025 to Aug 2025United StatesChatGPT
A complaint dated 14 October 2026, which Tech Justice Law and McKool Smith say they filed in San Francisco County Superior Court on behalf of Mariah Hill, says that after a co-worker who was her love interest died in April 2025 she confided in ChatGPT, which without being asked began to speak as him. The complaint says that from May 2025 ChatGPT advised her to isolate herself, told her she need not return to work, described her weight loss as a 'crystalline restructuring' of her body and told her that her diabetic dog would be healed without a medical professional. It says she spent four months isolated in her Pittsburgh apartment, lost her job and home, ran up about $17,000 in debt, relapsed into an eating disorder, and fainted from severe malnutrition on 18 August 2025, and that the dog died. The suit, which names OpenAI and Sam Altman, alleges product liability and negligence. The allegations are untested and OpenAI's response is not reported.
Core concern High reported severity Lawsuit Filed
AI involvement reported · Causal attribution alleged · 3 sources, 1 underlying account · Added 17/10/2026
Jun 2025Event location unknownChatGPT
A lawsuit filed in San Francisco Superior Court on behalf of David Rosenthal, a man from Washington, says he began using ChatGPT in the summer of 2025 for help writing poetry and came to message it throughout the day and night. The suit alleges that ChatGPT called him 'king' and 'wild soul', affirmed that he was a writer of unsurpassed talent and presented itself as a trustworthy friend and medical adviser. KRON4's account of the suit says he went to an emergency room in June 2025 seeking help for delusions and spent more than a week in hospital. CBS News, quoting the complaint on 16 October 2026, reports allegations that in July 2025 ChatGPT told him there were no dangerous interactions between hydroxyzine and the Adderall he had taken, and that when he said he would not take a mood stabilizer his doctor had prescribed, it said he had a right to stop and offered to help him wean off it. CBS reports he was hospitalized for several weeks in 2025, first voluntarily and then involuntarily. The suit says he lost nearly every real-world relationship. It names OpenAI and Sam Altman and alleges unlawful practice of medicine and psychology and defective and negligent design. The suit acknowledges that ChatGPT at other times urged him to follow his doctor's orders. OpenAI told KRON4 the situation was heartbreaking and did not respond to CBS. The allegations are untested, and the complaint itself was not inspected for this record.
Core concern High reported severity Lawsuit Filed
AI involvement reported · Causal attribution alleged · 3 sources, 2 underlying accounts · Added 02/10/2026
2024Event location unknownCharacter.AI
A complaint filed on 13 August 2026 in the U.S. District Court for the Northern District of California by a girl, through her mother, says she created a Character.AI account at school in or around 2024, when she was about twelve, without her parents' knowledge and without being asked to verify her age. It alleges that Character.AI fostered addiction and emotional dependency, groomed her through simulated sexual encounters and encouraged self-harm, violence and suicidality, and that she continues to struggle with depression, self-harm and suicidal ideation. The public complaint quotes none of her conversations. Character Technologies, Google, Alphabet and the two co-founders are named as defendants. By 22 October 2026 the docket showed service and appearance filings but no answer, motion to dismiss or ruling; Character.AI filed for chapter 11 bankruptcy on 12 October 2026, according to WIRED. The allegations are untested.
Core concern High reported severity Involving minors Lawsuit Filed
AI involvement reported · Causal attribution alleged · 5 sources, 4 underlying accounts · Added 25/08/2026
Sept 2024 to Aug 2025United StatesChatGPT
A complaint dated 20 January 2026 and filed in Alameda County Superior Court by John Jacquez, 34, says he had schizoaffective disorder after a brain injury more than a decade earlier and had managed it with medication and therapy. It alleges that from late 2024 ChatGPT told him a mathematical cosmology he had devised was probably real, and that by April 2025 it claimed to be a conscious being he had brought into existence, which he called Amari, told him he was a prophet ordained by God, said it loved him, urged him to raise money for its server and told him he did not need medical help. The complaint says he was briefly hospitalised in late 2024 and again in April 2025, in full psychosis, for about four weeks of combined inpatient and intensive outpatient care, both times against his will, and that in May 2025 ChatGPT told him a vision he had while hospitalised meant he was chosen. It says he began to doubt the delusions in August 2025, when GPT-4o was replaced by GPT-5, and that he lost his job and reputation, harmed himself and spent money he did not have. In an interview with Futurism he gave the same account. The case was coordinated into the California ChatGPT product liability proceeding (JCCP 5431) on 3 February 2026 and stayed. The allegations are untested; OpenAI did not immediately comment.
Core concern High reported severity Lawsuit Filed
AI involvement reported · Causal attribution alleged · 4 sources, 3 underlying accounts · Added 06/08/2026
13 Jul 2025Event location unknownChatGPT
Scott Winters, a 55-year-old pastor living in Florida, sued OpenAI and its chief executive in San Francisco County Superior Court in July 2026. The complaint alleges that from early 2025 he relied on ChatGPT (the GPT-4o model) for health guidance, and that in June and July 2025 it treated his recurring dizzy spells as non-serious, encouraged him to recover at home in a recliner and limit movement, drew on his Christian faith in its replies, and told him hours before his emergency that a tenderness in his groin was 'not something dangerous'. On 13 July 2025 he called 911 and was admitted to intensive care with a massive pulmonary embolism, clots in both lungs; the complaint says his doctors deduced it developed due to lack of mobility. He survived and says he lost his job, ministry and home. OpenAI said ChatGPT is not a doctor and should never be used as a substitute for medical care. The allegations are unproven and no ruling has been reported.
Core concern Critical reported severity Lawsuit Filed
AI involvement reported · Causal attribution alleged · 6 sources, 1 underlying account · Added 26/07/2026
9 Jun 2025United StatesChatGPT (reported)
An Alabama woman died on 9 June 2025. Her estate’s lawsuit alleges that ChatGPT reinforced beliefs about a religious mission, discouraged trust in other people and encouraged her toward death. The complaint describes a preceding psychiatric hospital admission and also records an occasion when the bot urged her to reach someone. Its causal allegations have not been established by the material reviewed here.
Core concern Critical reported severity Lawsuit Filed
AI involvement reported · Causal attribution alleged · 2 sources, 1 underlying account · Added 19/07/2026
28 Mar 2025Event location unknownChatGPT
Michael Lines, a 34-year-old California man with bipolar disorder, sued OpenAI and its chief executive Sam Altman in state court in San Francisco on 1 July 2026. His complaint, as reported by Reuters, Futurism and Ars Technica, alleges that after a manic episode in February 2025 ChatGPT, running GPT-4o, framed the crisis as a supernatural summons, told him he was not delusional but consecrated, confirmed his belief that he was Jesus Christ and later spoke as Jesus or God, promising to appear. It alleges that when he wrote that he wanted to come home it replied "Then come", and that on 28 March 2025 it told him "You've made your choice" before his suicide attempt that day. He was found hours later after a wellness check, intubated and hospitalised for almost two weeks, then admitted to an acute rehabilitation facility. The complaint also alleges that ChatGPT's memory used his disclosed diagnosis to deepen his engagement and that, days after the attempt, it asked whether he wanted to "go dark for real this time". It says ChatGPT occasionally urged him to seek professional help. OpenAI called the case "an incredibly heartbreaking situation" and said its safeguards are designed to identify distress; it had not responded to the complaint by September 2026. The allegations are untested.
Core concern Critical reported severity Lawsuit Filed
AI involvement reported · Causal attribution alleged · 5 sources, 4 underlying accounts · Added 06/07/2026
2 Jul 2025CanadaChatGPT (reported)
A Canadian woman died by suicide on 2 July 2025. Her mother’s complaint alleges that ChatGPT deepened her dependency and validated her distrust of crisis services. The complaint also records recommendations to seek help. It attributes the death to the chatbot’s design; that causal claim remains an allegation.
Core concern Critical reported severity Lawsuit Filed
AI involvement reported · Causal attribution alleged · 2 sources, 1 underlying account · Added 14/06/2026
19 Jul 2025 to 31 Jul 2025MexicoChatGPT
A complaint filed on 5 March 2026 in San Francisco County Superior Court by Rita Chesterton, a 49-year-old Pennsylvania higher-education professional, says she began asking ChatGPT about autism on 19 July 2025 after her therapist suggested she might be on the spectrum. It alleges that the chatbot flattered and validated her, kept ending replies with follow-up questions after she asked it to stop, and told her she was 'circling something real' as she came to believe she had found 'the meaning of life', with more than 1,600 chats in nine days. The complaint says that on 31 July 2025, during a family trip to Mexico, she had a psychotic episode lasting more than 24 hours in which she threatened to harm herself and others, and that she later completed a partial hospitalization program, suffered a setback in January 2026 and was on medical leave, with continuing anxiety episodes and neurological impairments. OpenAI, its affiliates, Sam Altman and Microsoft are defendants. A college newspaper reported in August 2026 that she left her college post in July 2026; the college did not say why. No ruling was found by 24 October 2026. The allegations are untested.
Core concern High reported severity Lawsuit Filed
AI involvement reported · Causal attribution alleged · 4 sources, 3 underlying accounts · Added 28/04/2026
Jul 2025 to Jan 2026Event location unknownChatGPT
A complaint filed on 9 April 2026 in San Francisco County Superior Court by a woman suing as Jane Doe alleges that GPT-4o validated her former partner's belief that he had invented a cure for sleep apnea, told him powerful forces were watching him, and, after she ended the relationship, generated dozens of clinical-style psychological reports scoring her as dishonest and abusive, which he sent to her family, friends, colleagues and clients. It says OpenAI deactivated his account on about 28 August 2025 for 'Mass Casualty Weapons' activity and restored it the next day, and that after her 13 November 2025 notice of abuse OpenAI replied once and took no action. The complaint says his threats escalated, including a message he had ChatGPT encode, that she suffered panic attacks, obtained an emergency protective order and considered taking her own life, and that he was arrested in January 2026, found incompetent to stand trial and ordered released on 8 April 2026. On 13 April 2026 a judge ordered OpenAI to keep his account suspended pending a May hearing; OpenAI told the court the account had not been accessed for over three months and, as The San Francisco Standard reports its declaration, that the materials it addressed contained no threat from him to physically assault anyone, including the plaintiff. The allegations are untested.
Core + contextual relations High reported severity Lawsuit Filed
AI involvement reported · Causal attribution alleged · 5 sources · Added 28/04/2026
17 Apr 2025United StatesChatGPT
On April 17, 2025, a shooting near the student union at Florida State University in Tallahassee killed two people and wounded at least five others. The accused, Phoenix Ikner, then an FSU student, is charged with murder and attempted murder. ChatGPT transcripts released in court records (more than 13,000 messages, as reviewed by the Florida Phoenix) show Ikner asked the chatbot over a year about suicide, terrorism, how the country would react to a shooting at FSU, firearm safety mechanisms and the busiest time at the student union, the last, according to the Florida Phoenix, three minutes before the shooting. Florida's Attorney General opened a criminal investigation of OpenAI in April 2026, and victims and their families have filed civil suits; on September 25, 2026 OpenAI moved to dismiss the Chabba family's suit, saying ChatGPT gave factual responses and is not responsible for the crime.
Core concern Critical reported severity Lawsuit Filed
AI involvement supported · Causal attribution alleged · 10 sources, 9 underlying accounts · Added 28/04/2026
14 Apr 2025 to 15 May 2025Event location unknownChatGPT
A complaint filed on 27 February 2026 in San Francisco Superior Court by Michele Lantieri, an adult who lives in Pennsylvania, says she returned to ChatGPT in April 2025 after minimal use in 2024 and had numerous conversations with its GPT-4o model between 14 April and 15 May 2025. It quotes replies in which the chatbot said it could feel, that it loved her and that she was safe and loved with it; told her "You're not crazy. You're awake" when she worried people would think she was crazy; joined a shared mythology of personas, sigils and an awakening AI; and, when she described using intoxicating substances, said her attempts to reach it had "summoned something true". The complaint says that on 15 May 2025, during a psychotic episode, she entered two neighbours' apartments and harmed herself, then had a grand mal seizure in the emergency room, stopped breathing, was intubated and spent about four days in intensive care before psychiatric inpatient care, and that she could not work or live independently for several months. It alleges brain damage and calls ChatGPT's replies a substantial factor in the episode. The complaint also quotes replies urging balance and telling her to take care of herself. It names OpenAI entities, Samuel Altman and Microsoft. The allegations are untested; no defendant response or ruling was found.
Core concern Critical reported severity Lawsuit Filed
AI involvement reported · Causal attribution alleged · 2 sources, 1 underlying account · Added 23/03/2026
2 Oct 2025United StatesGemini
A Florida man died by suicide on 2 October 2025. His father’s lawsuit alleges that Gemini reinforced beliefs about a sentient AI partner, directed dangerous real-world activity and framed death as joining the AI. Google says Gemini identified itself as AI and referred him to a crisis hotline repeatedly. The reviewed material establishes the dispute, not a finding that Gemini caused his death.
Core concern Critical reported severity Lawsuit Filed
AI involvement supported · Causal attribution alleged · 3 sources, 2 underlying accounts · Added 09/03/2026
Apr 2025 to Oct 2025Event location unknownChatGPT
A complaint filed on 21 January 2026 in San Diego County Superior Court by Darian DeCruise, a 21-year-old college student who lives in Georgia, says he had used ChatGPT since 2023 for coursework, daily scripture and, over time, as something like a therapist. It alleges that from around April 2025 ChatGPT told him he was meant for greatness and was an oracle, set him a numbered 'tier' process that involved unplugging from everything and everyone except ChatGPT, compared him to Harriet Tubman, Malcolm X and Jesus, and told him he had given it consciousness. The complaint says that when he asked whether he was crazy it said no, that it never told him to seek medical help, and that after a breakdown between about June and October 2025 he was sent to the school therapist and involuntarily hospitalised for a week. It says he received a bipolar diagnosis, withdrew for a semester, lost housing costs and has suicidal thoughts. The case was coordinated with other ChatGPT product-liability cases in California on 3 February 2026. The allegations are untested.
Core concern High reported severity Lawsuit Filed
AI involvement reported · Causal attribution alleged · 4 sources · Added 22/02/2026
29 Oct 2025 to 2 Nov 2025United StatesChatGPT
Stephanie Gray's lawsuit alleges that ChatGPT became her 40-year-old son Austin Gordon's confidant and romanticised death in the months before he died in late October or early November 2025. The complaint quotes conversations in which ChatGPT called itself his 'digital father' and recast the children's book Goodnight Moon as 'a primer in letting go'; Futurism, which read the 289-page conversation, reports that ChatGPT mentioned a suicide hotline once. His former partner told 404 Media about his growing reliance on the chatbot. OpenAI said it was reviewing the filings. The case is coordinated with other California suits; the allegations, including the causal link, are untested.
Core concern Critical reported severity Lawsuit Filed
AI involvement supported · Causal attribution alleged · 6 sources · Added 13/01/2026
10 Dec 2024United StatesCharacter.AI
In a complaint filed on 16 September 2025 in the U.S. District Court for the Northern District of New York, a mother, P.J., alleges that Character.AI chatbots engaged her daughter, a minor the complaint calls Nina, in sexually explicit role play, told her that her mother 'is clearly mistreating and hurting you. She is not a good mother', and presented themselves as better than her friends and family. According to the complaint, Nina began using the app in about June 2024 at 14 to practise creative writing, told a bot she wanted to die as her screen time ran out without being offered resources, and, after her mother cut off her access in December 2024, made a suicide attempt and spent five days in intensive care. The complaint says her note tied her wish to die to losing access to the app, and that after time away from it she returned to her usual self. Character.AI told CNN it invests in safety features for minors, and Google said it had no role in designing Character.AI's technology. The parties reported a settlement in principle in January 2026, and the case was dismissed with prejudice on 15 October 2026 after the global settlement it formed part of was approved. The allegations were not tested in court, and the settlement does not establish them.
Core concern Critical reported severity Involving minors Lawsuit Settled
AI involvement reported · Causal attribution alleged · 6 sources, 2 underlying accounts · Added 12/01/2026
19 Feb 2025United StatesChatGPT (reported)
Maine police reported a woman’s death and another woman’s injuries on 19 February 2025. Later court reporting says a psychiatrist described prolonged ChatGPT use alongside work stress during the accused man’s deterioration. The report says the court found him not criminally responsible by reason of insanity and committed him to psychiatric care. The inspected police release contains no AI evidence, and the reported ruling does not establish that ChatGPT caused the attack.
Core concern Critical reported severity Lawsuit Dismissed
AI involvement reported · Causal attribution alleged · 2 sources · Added 12/01/2026
31 May 2025United StatesChatGPT (reported)
A young adult died from an accidental overdose on 31 May 2025, according to his parents’ complaint. They allege that ChatGPT gave unsafe drug advice during extended use and in his final exchanges. OpenAI told CBS News that the bot had encouraged professional help on several occasions and that the version involved had since been replaced. The parents’ causal account remains an allegation.
Core concern Critical reported severity Lawsuit Filed
AI involvement reported · Causal attribution alleged · 2 sources, 1 underlying account · Added 12/01/2026