| SP | Skubal, T.Skubal, Tarik >> | 26 | 2023 | L | 100 | 36 | 36 | 9 | 10 | 3.62 | .285 | 1.16 | 8.3 | 2.3 | 10.5 | 208.2 | 191 | 88 | 84 | 16 | 52 | 242 | 0 | 0 | 0 | 0 | 16 | 7 | 5 | 2.52 |
| SP | Gipson-Long, S.Gipson-Long, Sawyer >> | 25 | 2023 | R | 97 | 35 | 35 | 9 | 8 | 3.63 | .308 | 1.31 | 7.2 | 4.5 | 10.1 | 188.1 | 151 | 79 | 76 | 19 | 95 | 211 | 0 | 0 | 0 | 0 | 12 | 6 | 0 | 3.68 |
| SP | Manning, M.Manning, Matt >> | 25 | 2023 | R | 89 | 34 | 34 | 12 | 11 | 4.69 | .317 | 1.38 | 8.8 | 3.7 | 7.9 | 186.0 | 181 | 97 | 97 | 24 | 76 | 164 | 0 | 0 | 0 | 0 | 11 | 2 | 0 | 4.17 |
| SP | Bassitt, C.Bassitt, Chris # >> | 34 | 2023 | R | 73 | 27 | 25 | 12 | 6 | 4.33 | .321 | 1.38 | 9.5 | 3.0 | 8.7 | 151.2 | 160 | 73 | 73 | 16 | 50 | 146 | 1 | 0 | 0 | 0 | 13 | 5 | 1 | 3.54 |
| CL | Holton, T.Holton, Tyler >> | 27 | 2023 | L | 93 | 80 | 0 | 3 | 12 | 4.16 | .289 | 1.20 | 7.3 | 3.6 | 8.5 | 88.2 | 71 | 42 | 41 | 11 | 35 | 83 | 0 | 39 | 8 | 0 | 0 | 2 | 4 | 4.00 |
| SU | Jimenez, J.Jimenez, Joe # >> | 28 | 2023 | R | 71 | 92 | 0 | 4 | 4 | 4.40 | .305 | 1.31 | 9.3 | 2.5 | 10.4 | 94.0 | 97 | 54 | 46 | 18 | 26 | 109 | 0 | 4 | 10 | 0 | 0 | 1 | 0 | 4.03 |
| RP | Alexander, T.Alexander, Tyler >> | 28 | 2023 | L | 66 | 107 | 0 | 4 | 1 | 3.22 | .282 | 1.12 | 8.3 | 1.8 | 11.3 | 92.1 | 85 | 35 | 33 | 18 | 18 | 116 | 0 | 2 | 2 | 0 | 0 | 6 | 0 | 3.80 |
| RP | VerHagen, D.VerHagen, Drew >> | 32 | 2023 | R | 58 | 76 | 0 | 5 | 2 | 2.88 | .287 | 1.19 | 7.1 | 3.6 | 8.3 | 84.1 | 66 | 28 | 27 | 8 | 34 | 77 | 0 | 0 | 3 | 0 | 0 | 2 | 2 | 3.69 |