[3][4] In 20 starts split between Jupiter and the High-A Beloit Snappers, Pérez registered a cumulative 3-5 record and 1.96 ERA with 108 strikeouts in 78.0 innings pitched.
[7] Pérez was assigned to Pensacola to begin the 2023 season, where he made 6 starts and logged a 3-1 record and 2.32 ERA with 42 strikeouts in 31.0 innings pitched.
[8] On May 10, 2023, the Marlins announced that Pérez would be promoted to the major leagues for the first time and debut against the Cincinnati Reds two days later.
In 19 starts for the Marlins in his rookie campaign, Pérez registered a 5–6 record and 3.15 ERA with 108 strikeouts across 91+1⁄3 innings pitched.
[11] On April 4, 2024, it was announced that Pérez would undergo Tommy John surgery, ending his season.