Story perspectives

MLB's 2026 ABS: Tech Challenges Umpires, Sparks Controversy

12/16/2025

Summary

Story summary

The Automated Ball-Strike System (ABS) will debut in Major League Baseball in 2026, allowing teams to challenge ball and strike calls.
The Hawk-Eye technology will ultimately determine outcomes after challenges.
MLB officials say the system aims to reduce human error, noting umpires reportedly make correct calls 98% of the time.
Critics contend that the machine's decisions will be indisputable and leave players with no target for their frustrations.

1 of 1

Story summary

The Automated Ball-Strike System (ABS) will debut in Major League Baseball in 2026, allowing teams to challenge ball and strike calls.
The Hawk-Eye technology will ultimately determine outcomes after challenges.
MLB officials say the system aims to reduce human error, noting umpires reportedly make correct calls 98% of the time.
Critics contend that the machine's decisions will be indisputable and leave players with no target for their frustrations.