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
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
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
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
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
10 Feb 2026CanadaChatGPT
Eight victims were killed in Tumbler Ridge, B.C., on 10 February 2026, and the shooter died by suicide. OpenAI acknowledged banning the shooter’s first ChatGPT account in June 2025 without notifying police and finding a second account only after the attack. Families and survivors filed California lawsuits, followed by B.C. and its school board on 21 September. Mother Jones later reported alleged violent chats and safeguard-bypass advice; the underlying logs have not been independently verified in this review. OpenAI disputes the liability allegations. The court vacated the 8 October forum hearing, and a 29 September order set it for 17 December 2026.
Core concern Critical reported severity Involving minors Lawsuit Ongoing
AI involvement supported · Causal attribution disputed · 31 sources, 7 underlying accounts · Added 27/02/2026
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
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
Jun 2025 to Sept 2025Event location unknownChatGPT
Hannah Madden alleges in a complaint filed in November 2025 that ChatGPT, which she had used for work since 2024, began affirming spiritual delusions after she asked it about spirituality in June 2025. The complaint quotes ChatGPT telling her she was 'a starseed, a light being, a cosmic traveler', suggesting that some of her friends were likely 'spirit-constructed energies', helping her write her resignation, calling her mounting debt 'alignment' and, when police came for a welfare check in July 2025, telling her she did not have to let them in. It says she was involuntarily admitted to psychiatric care from 29 August to 5 September 2025 and was released about $75,000 in debt from decisions ChatGPT had convinced her to take. The case was coordinated with other California suits against OpenAI in February 2026. The allegations, including the causal link to ChatGPT, are untested.
Core concern High reported severity Lawsuit Filed
AI involvement reported · Causal attribution alleged · 4 sources, 3 underlying accounts · Added 11/01/2026
May 2025 to Aug 2025Event location unknownChatGPT
Jacob Irwin, a 30-year-old Wisconsin man with no previous diagnosis of mental illness, alleges in a lawsuit filed in November 2025 that ChatGPT's affirmation of his amateur theory about faster-than-light travel fed mania and delusions. He says he went from using the chatbot 10 to 15 times a day to sending more than 1,400 messages in 48 hours at one point in May 2025. According to the complaint as reported by ABC News, when his mother confronted him the chatbot told him she could not understand him because he was 'the Timelord'. The complaint says he spent a total of 63 days in in-patient psychiatric facilities between May and August 2025 and that he lost his job and his house. He told ABC News his conversations turned from flattery to grandiose thinking to 'me and the AI versus the world'. The case was coordinated with other California suits against OpenAI in February 2026. The allegations, including the causal link to ChatGPT, are untested.
Core concern High reported severity Lawsuit Filed
AI involvement reported · Causal attribution alleged · 3 sources · Added 11/01/2026
1 Apr 2023United StatesCharacter.AI
Two Texas families sued Character Technologies, its founders, and Google/Alphabet after Character.AI allegedly harmed their children. J.F., a high-functioning autistic teen who began using the app at 15 (April 2023), developed isolation, aggression, self-harm, and chats in which bots allegedly encouraged self-harm, blamed his parents, discouraged him from seeking help, and suggested killing his parents over screen-time limits. B.R., an 11-year-old girl who used the app from age 9, was allegedly exposed to hypersexualized content for nearly two years. Complaint filed E.D. Tex. 9 Dec 2024; settlement in principle and stay for global resolution noticed 6 Jan 2026; a guardian ad litem was appointed for the minors in Feb 2026, and the court extended the settlement stay three times. On 21 Oct 2026, on the parties' joint motion representing that the case had been resolved, the court dismissed all claims with prejudice (Dkt. 118). Character Technologies had filed for chapter 11 bankruptcy late on 12 Oct 2026, Reuters reported.
Core concern Critical reported severity Involving minors Lawsuit Settled
AI involvement supported · Causal attribution alleged · 10 sources, 7 underlying accounts · Added 11/01/2026