Overview

• Rob Manfred plans to propose the Automated Ball-Strike system to an 11-member competition committee ahead of the 2026 campaign.
• The league office reportedly has sufficient votes among management representatives, player representatives and one umpire to pass the proposal.
• Spring training trials in 288 games yielded a 52.2% overturn rate on challenged calls and added roughly 17 seconds per review.
• Arizona Diamondbacks pitcher Corbin Burnes warns the system’s half-inch margin of error could disrupt pitch framing.
• Stakeholders debate how shifting ball-strike calls to technology may affect umpire judgment and the sport’s traditional human element.