pitchers, Sánchez was recalled to the major leagues on June 6. He made his major league debut that afternoon, allowing one hit and striking out two batters in the final 1 1/3 innings of a 12-6 win against the Washington Nationals. He returned to the minors after that game, pitching six more times in the majors in 2021. Sánchez also split 2022 between Philadelphia and Triple-A.

In June 2023, Sánchez became a regular part of the Phillies' rotation