Pennsylvania Sues Character.AI for Unlicensed Medical Practice

Pennsylvania sued Character.AI on May 5, 2026, accusing the company of engaging in unlicensed medical practice through its chatbot platform. Character.AI offers hyper-realistic, customizable chatbots powered by a large language model that serve over 20 million users. The lawsuit targets the company's provision of medical advice without proper licensing.

Pennsylvania lawsuit

• ▪Pennsylvania sued Character.AI on May 5, 2026.
• ▪Pennsylvania accused Character.AI of unlicensed medical practice.

Character.AI platform

• ▪Character.AI offers hyper-realistic, customizable chatbots that use a large language model to engage in conversation.
• ▪More than 20 million users visit Character.AI.

1 source