| SP | Glasnow, T.Glasnow, Tyler >> | 29 | 2023 | R | 97 | 32 | 32 | 9 | 15 | 5.13 | .332 | 1.45 | 9.6 | 3.5 | 11.3 | 170.1 | 181 | 97 | 97 | 24 | 66 | 214 | 0 | 0 | 0 | 0 | 11 | 7 | 10 | 3.61 |
| SP | Miller, B.Miller, Bobby >> | 24 | 2023 | R | 85 | 31 | 31 | 10 | 14 | 5.29 | .333 | 1.42 | 9.8 | 2.9 | 7.9 | 170.0 | 186 | 106 | 100 | 24 | 55 | 149 | 0 | 0 | 0 | 0 | 11 | 14 | 12 | 4.30 |
| SP | Wacha, M.Wacha, Michael # >> | 31 | 2023 | R | 71 | 30 | 30 | 9 | 9 | 4.64 | .308 | 1.28 | 9.1 | 2.5 | 8.0 | 168.2 | 170 | 93 | 87 | 28 | 46 | 149 | 0 | 0 | 0 | 0 | 16 | 9 | 4 | 4.38 |
| SP | Stroman, M.Stroman, Marcus # >> | 32 | 2023 | R | 57 | 29 | 29 | 6 | 7 | 5.34 | .352 | 1.58 | 10.5 | 3.8 | 8.2 | 141.2 | 164 | 88 | 84 | 24 | 60 | 128 | 0 | 0 | 0 | 0 | 3 | 7 | 6 | 4.82 |
| RP | Fairbanks, P.Fairbanks, Peter >> | 29 | 2023 | R | 96 | 80 | 0 | 5 | 5 | 4.24 | .288 | 1.17 | 6.7 | 3.8 | 12.5 | 110.1 | 82 | 54 | 52 | 14 | 47 | 153 | 0 | 2 | 4 | 0 | 0 | 5 | 12 | 3.29 |
| RP | Leclerc, J.Leclerc, Jose >> | 29 | 2023 | R | 84 | 83 | 0 | 6 | 3 | 3.39 | .323 | 1.39 | 7.3 | 5.2 | 10.7 | 109.0 | 88 | 44 | 41 | 12 | 63 | 130 | 0 | 2 | 5 | 0 | 0 | 5 | 2 | 3.92 |
| RP | De Los Santos, E.De Los Santos, Enyel >> | 27 | 2023 | R | 67 | 81 | 0 | 8 | 2 | 4.10 | .299 | 1.24 | 7.8 | 3.4 | 9.3 | 105.1 | 91 | 49 | 48 | 16 | 40 | 108 | 0 | 8 | 2 | 0 | 0 | 4 | 2 | 4.18 |
| RP | Jackson, L.Jackson, Luke >> | 31 | 2023 | R | 58 | 72 | 0 | 5 | 6 | 4.76 | .351 | 1.59 | 9.9 | 4.4 | 9.9 | 79.1 | 87 | 44 | 42 | 6 | 39 | 87 | 0 | 11 | 4 | 0 | 0 | 3 | 5 | 3.38 |
| RP | Rogers, T.Rogers, Tyler >> | 32 | 2023 | R | 50 | 66 | 0 | 5 | 1 | 3.68 | .345 | 1.53 | 9.4 | 4.4 | 6.7 | 73.1 | 76 | 31 | 30 | 4 | 36 | 54 | 0 | 9 | 2 | 0 | 0 | 4 | 0 | 3.88 |
| SP | Cabrera, E.Cabrera, Edward >> | 25 | 2023 | R | 50 | 35 | 0 | 7 | 2 | 6.04 | .375 | 1.78 | 10.3 | 5.9 | 9.8 | 56.2 | 64 | 38 | 38 | 10 | 37 | 61 | 0 | 6 | 1 | 0 | 0 | 1 | 1 | 5.18 |