They use neural networks since Stockfish 12, but not in the same way that AlphaZero did: https://www.chessprogramming.org/Stockfish_NNUE https://www.chessprogr

They use neural networks since Stockfish 12, but not in the same way that AlphaZero did: https://www.chessprogramming.org/Stockfish_NNUE https://www.chessprogramming.org/Stockfish_NNUE