StudentSim is a simulated student platform that accelerates AI tutor training. Microsoft and the University of Illinois built it to replicate individual learners from limited data, giving AI tutors fast, low‑cost feedback. In tests with 60 students across chess, English, and math, StudentSim outperformed GPT‑5.4, and a chess tutor trained with it earned the highest expert ratings among three versions.
Opening Kapyn…