China teenager wins praise for developing app to remind grandpa to take daily medication An 18-year-old Shanghai teenager, Ma Kai, created an AI-powered app using the MiniCPM large language model from Beijing-based ModelBest to remind his grandfather to take daily medication, earning widespread online praise after being interviewed at the World Artificial Intelligence Conference in mid-July. China teenager wins praise for developing app to remind grandpa to take daily medication With plans to relocate to another city for university in September, Ma worries about his grandfather managing alone, especially as he lives independently Alice Yan /author/alice-yan in Shanghai An 18-year-old boy in Shanghai, who created a simple app using artificial intelligence AI to remind his grandfather to take his medication on time, has gained significant attention on social media and received widespread acclaim online. Ma Kai, a recent secondary school graduate, took the national university entrance exam, known as the gaokao , in June. His story came to light when he was interviewed by the Shanghai Morning Post as an ordinary young visitor at the World Artificial Intelligence Conference WAIC held in mid-July in Shanghai. During the interview, he showcased his self-developed app, which is designed to remind his grandfather to take his medication punctually. He explained that his app was built using a large language model LLM called MiniCPM, developed by the Beijing-based AI company ModelBest.