MLB brings ABS to regular season: Everything to know about the automated ball/strike challenge system

Plus, how successful were challenges during spring training?
Sports Business Journal

MLB’s first week with ABS brings corrections, new strategy and debate

MLB’s first week with the ABS challenge system has been a “learning process that’s felt almost experimental." . MLB’s first ...

How Did MLB’s First Week of ABS Challenge System Go?

Major League Baseball changed forever last week with the opening act of the Automated-Ball Strike challenge system. Now, for ...

In just a week, the ABS system has already changed baseball in surprising ways

Players, managers and coaches are drilling down on the best tactics to use with the new ABS system, with surprising early ...
Yahoo! Sports

MLB’s New ABS Challenge System, Explained

As we enter the final week of the 2025 MLB regular season, the league has made a significant announcement, stating that it will implement an Automated Ball-Strike Challenge System for the entirety of ...
Major League Baseball

A comprehensive dive into what we've learned so far from ABS challenges

During the Mariners’ opening series against the Guardians, television analyst and former MLB pitcher Ryan Rowland-Smith ...

MLB standings by ABS success rate: Which teams are winning (and losing) the zone battle?

We ranked all 30 teams by combined challenge performance through the first week of 2026. The results are not what the real standings would suggest.

Why the Orioles game ended on an ABS challenge - MLB rule explained

The Baltimore Orioles ended their game against the Texas Rangers on MLB's first-ever ABS challenge. Here's how it happened.
Sports Illustrated

How MLB's ABS Challenge System Works

The ABS Challenge System was first utilized in MLB during spring training in 2025. | Mike Lang / Sarasota Herald-Tribune / USA TODAY NETWORK via Imagn Images MLB games will look different in spring ...