Monte-Carlo instead of Alpha Beta search for chess programs?

While that’s not an option, fortunately, Komodo MCTS is a chess program available for an affordable price that uses similar techniques as Alpha Zero and can be installed on consumer PCs. Playing with the white pieces against a Sicilian Defence, Komodo sacrificed a pawn, then the exchange and finally a bishop, but Black was already lost after grabbing the pawn:

In this game, the open-minded approach of the program is particularly impressive as a result of the Monte Carlo tree search used by Komodo MCTS. It’s kind of weird that after White’s 26th move, all three knights are placed on the edges of the board:

Komodo MCTS is available together with the conventional Komodo version in the ChessBase shop.

Source: en.chessbase.com