| SP | Pivetta, N.Pivetta, Nick >> | 30 | 2023 | R | 93 | 33 | 33 | 2 | 11 | 5.84 | .355 | 1.58 | 9.8 | 4.5 | 9.4 | 123.1 | 134 | 81 | 80 | 23 | 61 | 129 | 0 | 0 | 0 | 0 | 0 | 9 | 4 | 5.04 |
| SP | Crawford, K.Crawford, Kutter >> | 27 | 2023 | R | 87 | 32 | 32 | 5 | 11 | 5.85 | .342 | 1.52 | 10.2 | 3.5 | 9.3 | 135.1 | 153 | 93 | 88 | 27 | 53 | 140 | 0 | 0 | 0 | 0 | 1 | 5 | 1 | 4.81 |
| SP | Wacha, M.Wacha, Michael >> | 31 | 2023 | R | 70 | 31 | 31 | 7 | 13 | 5.02 | .323 | 1.39 | 8.3 | 4.2 | 8.5 | 179.1 | 166 | 101 | 100 | 24 | 84 | 169 | 0 | 0 | 0 | 0 | 14 | 7 | 3 | 4.38 |
| SP | Luzardo, J.Luzardo, Jesus >> | 25 | 2023 | L | 60 | 31 | 31 | 4 | 17 | 6.45 | .345 | 1.54 | 10.0 | 3.9 | 10.6 | 166.0 | 184 | 121 | 119 | 36 | 72 | 196 | 0 | 0 | 0 | 0 | 10 | 6 | 5 | 4.87 |
| RP | Hader, J.Hader, Josh # >> | 29 | 2023 | L | 93 | 82 | 0 | 3 | 3 | 4.70 | .329 | 1.43 | 8.0 | 4.9 | 13.0 | 113.0 | 100 | 60 | 59 | 15 | 62 | 163 | 0 | 3 | 2 | 0 | 0 | 4 | 2 | 3.59 |
| RP | Wilson, B.Wilson, Bryse >> | 25 | 2023 | R | 70 | 84 | 0 | 6 | 8 | 3.78 | .307 | 1.30 | 8.6 | 3.1 | 8.5 | 138.0 | 132 | 62 | 58 | 20 | 47 | 131 | 0 | 2 | 6 | 0 | 0 | 4 | 5 | 4.09 |
| RP | Rogers, T.Rogers, Taylor >> | 32 | 2023 | L | 57 | 84 | 0 | 8 | 4 | 4.49 | .271 | 1.08 | 6.5 | 3.2 | 10.5 | 112.1 | 81 | 57 | 56 | 22 | 40 | 131 | 0 | 4 | 3 | 0 | 0 | 4 | 5 | 4.39 |
| RP | Merryweather, J.Merryweather, Julian >> | 31 | 2023 | R | 45 | 72 | 0 | 3 | 9 | 4.69 | .351 | 1.56 | 9.2 | 5.0 | 12.9 | 80.2 | 82 | 44 | 42 | 14 | 44 | 115 | 0 | 4 | 5 | 0 | 0 | 5 | 2 | 4.24 |
| RP | Garcia, Y.Garcia, Yimi >> | 32 | 2023 | R | 37 | 68 | 0 | 0 | 3 | 4.92 | .334 | 1.49 | 11.6 | 1.8 | 10.1 | 75.0 | 97 | 42 | 41 | 20 | 15 | 84 | 0 | 7 | 2 | 0 | 0 | 1 | 0 | 4.87 |
| SP | Kopech, M.Kopech, Michael >> | 27 | 2023 | R | 31 | 1 | 0 | 0 | 0 | 0.00 | .667 | 6.00 | - | - | - | 0.1 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | - |
| SP | Oviedo, J.Oviedo, Johan >> | 25 | 2023 | R | 40 | 6 | 0 | 0 | 0 | 12.60 | .483 | 2.80 | 17.1 | 8.1 | 9.9 | 10.0 | 19 | 17 | 14 | 5 | 9 | 11 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 10.00 |
| SP | Keller, M.Keller, Mitch >> | 27 | 2023 | R | 53 | 50 | 0 | 8 | 10 | 6.25 | .346 | 1.57 | 11.0 | 3.2 | 8.4 | 76.1 | 93 | 53 | 53 | 15 | 27 | 71 | 0 | 4 | 4 | 0 | 0 | 1 | 3 | 4.80 |