It is a pool-play tournament with a four-team knockout bracket, and seeding is based on Pac-12 regular season standings.
The winner receives the conference's automatic bid to the NCAA Division I baseball tournament.
[2][3] On October 20, 2022 the Pac-12 announced it would change the format from a double-elimination tournament by expanding the field to nine teams & switching to pool play.
Pool play takes place on Tuesday, Wednesday and Thursday, with three games per day.
The three pool winners advance to the Friday single-elimination semifinals along with one Wild Card team.