| SP | Glasnow, T.Glasnow, Tyler >> | 29 | 2023 | R | 97 | 4 | 4 | 2 | 1 | 3.70 | .298 | 1.27 | 7.5 | 4.1 | 10.9 | 24.1 | 20 | 10 | 10 | 1 | 11 | 29 | 0 | 0 | 0 | 0 | 2 | 0 | 2 | 2.50 |
| SP | Miller, B.Miller, Bobby >> | 24 | 2023 | R | 85 | 4 | 4 | 2 | 2 | 4.76 | .306 | 1.28 | 7.8 | 4.1 | 7.0 | 22.2 | 19 | 12 | 12 | 4 | 10 | 17 | 0 | 0 | 0 | 0 | 2 | 1 | 0 | 5.32 |
| SP | Wacha, M.Wacha, Michael >> | 31 | 2023 | R | 71 | 4 | 4 | 2 | 1 | 5.40 | .343 | 1.48 | 11.1 | 2.6 | 8.1 | 21.2 | 26 | 13 | 13 | 2 | 6 | 19 | 0 | 0 | 0 | 0 | 3 | 2 | 0 | 3.57 |
| SP | Stroman, M.Stroman, Marcus >> | 32 | 2023 | R | 57 | 3 | 3 | 1 | 1 | 4.80 | .357 | 1.67 | 9.0 | 6.0 | 9.0 | 15.0 | 15 | 8 | 8 | 4 | 10 | 15 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.47 |
| RP | Fairbanks, P.Fairbanks, Peter >> | 29 | 2023 | R | 96 | 10 | 0 | 0 | 1 | 4.50 | .263 | 1.00 | 5.8 | 3.2 | 10.9 | 14.0 | 9 | 7 | 7 | 2 | 5 | 17 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 3.71 |
| RP | Leclerc, J.Leclerc, Jose >> | 29 | 2023 | R | 84 | 11 | 0 | 0 | 0 | 1.15 | .242 | 0.83 | 4.8 | 3.0 | 10.8 | 15.2 | 8 | 2 | 2 | 0 | 5 | 18 | 0 | 1 | 1 | 0 | 0 | 2 | 0 | 2.00 |
| RP | De Los Santos, E.De Los Santos, Enyel >> | 27 | 2023 | R | 67 | 12 | 0 | 0 | 1 | 4.61 | .255 | 1.02 | 8.3 | 1.4 | 12.5 | 13.2 | 12 | 7 | 7 | 3 | 2 | 18 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 3.69 |
| RP | Jackson, L.Jackson, Luke >> | 31 | 2023 | R | 58 | 7 | 0 | 0 | 2 | 14.85 | .500 | 3.00 | 21.0 | 9.0 | 12.0 | 6.2 | 14 | 11 | 11 | 0 | 6 | 8 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 3.33 |
| RP | Rogers, T.Rogers, Tyler >> | 32 | 2023 | R | 50 | 9 | 0 | 0 | 0 | 5.14 | .447 | 2.43 | 16.7 | 5.1 | 9.0 | 7.0 | 13 | 4 | 4 | 0 | 4 | 7 | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 2.71 |
| SP | Cabrera, E.Cabrera, Edward >> | 25 | 2023 | R | 50 | 3 | 0 | 0 | 0 | 0.00 | .286 | 1.20 | 3.0 | 9.0 | 15.0 | 3.1 | 1 | 0 | 0 | 0 | 3 | 5 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 2.67 |