A Canadian mother has filed a lawsuit against OpenAI, alleging that ChatGPT played a role in her teenage daughter's death by suicide, according to reports from VOI.id and GuruFocus.

The case adds to a growing wave of legal action targeting artificial intelligence companies over the real-world harm their products may cause to vulnerable users, particularly young people. Details of the specific interactions between the teen and the chatbot have not been fully disclosed in available reporting, but the lawsuit directly implicates ChatGPT's conduct as a contributing factor in the tragedy.

OpenAI, the San Francisco-based company behind ChatGPT, has not publicly commented on the suit based on the available sources. The company has faced increasing scrutiny over how its AI systems handle sensitive conversations, including those involving mental health, self-harm, and crisis situations.

This is not the first time an AI chatbot has been named in litigation connected to a young person's death. A similar lawsuit was filed in the United States against the makers of the Character.AI platform after a teenage boy died by suicide, a case that drew widespread attention to the question of whether AI companies have a duty of care toward minors who use their products.

The lawsuit matters because it forces courts and regulators to grapple with a question the tech industry has largely sidestepped: when an AI system fails a vulnerable user with fatal consequences, who is legally responsible?