Alt Inc. (alt.ai) is a Japanese AI company known for developing digital humans and personal AI (P.A.I.), including digital clones that replicate individuals using their online content such as blogs and social media. Alt combines large language models, generative AI, and artificial consciousness to create interactive, human-like avatars capable of advanced communication. Their technologies are used in various applications such as customer service, virtual meetings, and entertainment. The company also engages in collaborations with firms like NEC and Aisin and works on language models capable of passing professional exams. Alt has hosted events and meetups focused on digital humans and AI, and its founder Goji Yonekura is known for early innovations in data compression.