There's no indication of if and/or when the automated check-swing challenge will make its way to the regular season and up to the majors. ( MLB continues to experiment with the automated ball-strike system in the minor leagues, with commissioner Rob Manfred suggesting it could be introduced down the road in MLB using a similar challenge system .)

In some games in the Arizona Fall League, MLB is now testing a challenge system that aims to specifically define that. This article by Sam Dykstra at MLB.com explains how it works: Using the same Hawk-Eye technology as the Automated Ball-Strike Challenge system already in place in the Arizona Fall League,

Drew Gilbert became the first player to challenge a check swing call in the Arizona Fall League, and the Mets top prospect drew a walk after winning his appeal.