Machine Heart

Oct 6, 2026 · Artificial Intelligence

QUEEN: 4B Chess Model Matches Grandmasters and Explains Moves in Natural Language

Princeton researchers introduce QUEEN, a 4B-parameter model that combines a strong chess engine with a language model via gated cross-attention bridges, trained through a four-stage QA curriculum and iterative search distillation to achieve 2697 Elo while generating natural-language move explanations.