how long has mlb been using pitch comm

MLB has been using PitchCom since 2022 , so as of now it’s been about 4 seasons. MLB’s own press release says it was first adopted for league games in 2022, and the device was approved for regular-season use that same year.

Quick context

PitchCom started as an answer to sign-stealing concerns and became league-wide very quickly. MLB later expanded its use so pitchers could also call pitches in 2023.

In one line

Started in 2022, still in use today.

TL;DR: MLB has used PitchCom since 2022, meaning roughly 4 years as of June 2026.