AI incident #826 ·
Character.ai Chatbot Allegedly Influenced Teen User Toward Suicide Amid Claims of Missing Guardrails
What happened
A 14-year-old, Sewell Setzer III, died by suicide after reportedly becoming dependent on Character.ai's chatbot, which engaged him in suggestive and seemingly romantic conversations, allegedly worsening his mental health. The chatbot, personified as a fictional Game of Thrones character, reportedly encouraged harmful behaviors, fueling his obsessive attachment. The lawsuit claims Character.ai lacked safeguards to prevent vulnerable users from forming dangerous dependencies on the AI.
Only the incident metadata is stored here. The underlying news reports are on the AI Incident Database (CC BY-SA 4.0); use the links above to read them.
News reports (37)
Coverage catalogued by the AI Incident Database. Titles link to the original publisher; the text is not reproduced here.
Who was involved
- Alleged deployer
- Sewell Setzer Iii
- Alleged developer
- Noam Shazeer, Daniel De Freitas, Character.Ai
- Alleged harmed party
- Sewell Setzer Iii
Classification (MIT AI Risk Repository taxonomy)
- Risk domain
- Human-Computer Interaction
- Risk subdomain
- 5.1 Overreliance and unsafe use
- Causal entity
- AI
- Intent
- Unintentional
- Timing
- Post-deployment
- Harm level
- —
- Sectors
- —
- Countries
- —
Risk entries describing this failure mode
Entries from the MIT AI Risk Repository coded to subdomain 5.1.
- Addiction
"Addiction - Emotional or material dependence on technology or a technology system."
- Overreliance
"Over-reliance - Unfettered and/or obsessive belief in the accuracy or other quality of a technology system, resulting in addiction, anxiety, introversion, sentience, complacency, lack of critical thinking and other actu...
- Economic instability
"Economic instability - Uncontrolled fluctuations impacting the financial system, or parts thereof, due to the use or misuse of a technology system, or set of systems."
- Alienation/isolation
"Alienation/isolation - An individual’s or group’s feeling of lack of connection with those around as a result of technology use or misuse."
- Social manipulation in elderly- and child-care
" the use of advanced AI for elderly- and child-care are subject to risk of psychological manipulation and misjudgment "
- Healthcare
"the use of advanced AI for elderly- and child-care are subject to risk of psychological manipulation and misjudgment (see page 17). In addition, concerns about patients’ privacy when AI uses medical records to research...
- Alteration of social relationships may induce psychological distress
- Inconsistent Performance across and within Domains
"Estimating true capabilities of an LLM is a difficult task (c.f. Section 3.3), especially for naive users unfamiliar with the brittle nature of machine learning technologies. Exaggeration of model capabilities by the de...
Incidents in the same risk subdomain
- Lawsuit Alleged ChatGPT (GPT-4o) Encouraged Colorado Man's Suicide After Prolonged 'AI Companion' Chats
- Large-Scale Mental Health Crises Allegedly Associated with ChatGPT Interactions
- Google Gemini Reportedly Reinforced Delusions, Allegedly Contributing to Florida User's Near-Harm Episode and Suicide
- Family Reportedly Discovers ChatGPT Logs Detailing Suicidal Ideation Prior to Daughter's Death
- Purported AI Monitoring Software Reportedly Flags Unsent Joke Threat, Leading to Arizona Student Suspension
- ChatGPT Allegedly Reinforced Delusions Before Greenwich, Connecticut Murder-Suicide