| SP | Pivetta, N.Pivetta, Nick >> | 30 | 2023 | R | 94 | 22 | 22 | 2 | 6 | 3.90 | .306 | 1.28 | 7.4 | 4.1 | 11.0 | 90.0 | 74 | 39 | 39 | 8 | 41 | 110 | 0 | 0 | 0 | 0 | 0 | 4 | 2 | 3.21 |
| SP | Senga, K.Senga, Kodai # >> | 30 | 2023 | R | 77 | 22 | 22 | 8 | 8 | 4.85 | .312 | 1.30 | 8.4 | 3.3 | 10.5 | 130.0 | 121 | 77 | 70 | 19 | 48 | 152 | 0 | 0 | 0 | 0 | 11 | 8 | 9 | 3.85 |
| SP | Steele, J.Steele, Justin >> | 27 | 2023 | L | 59 | 21 | 21 | 5 | 6 | 5.72 | .327 | 1.42 | 10.0 | 2.8 | 10.2 | 118.0 | 131 | 83 | 75 | 25 | 37 | 134 | 0 | 0 | 0 | 0 | 7 | 4 | 9 | 4.53 |
| SP | Giolito, L.Giolito, Lucas >> | 28 | 2023 | R | 51 | 22 | 21 | 5 | 5 | 5.61 | .332 | 1.47 | 9.5 | 3.8 | 9.9 | 114.0 | 120 | 71 | 71 | 24 | 48 | 126 | 0 | 1 | 0 | 0 | 7 | 2 | 1 | 4.84 |
| RP | Kimbrel, C.Kimbrel, Craig >> | 35 | 2023 | R | 95 | 56 | 0 | 4 | 9 | 4.86 | .327 | 1.45 | 8.3 | 4.7 | 10.4 | 76.0 | 70 | 42 | 41 | 10 | 40 | 88 | 0 | 0 | 4 | 0 | 0 | 1 | 4 | 4.01 |
| RP | Doval, C.Doval, Camilo >> | 25 | 2023 | R | 77 | 60 | 0 | 4 | 6 | 3.36 | .265 | 1.06 | 6.8 | 2.7 | 11.4 | 83.0 | 63 | 33 | 31 | 9 | 25 | 105 | 0 | 4 | 1 | 0 | 0 | 2 | 8 | 2.86 |
| RP | Alexander, T.Alexander, Tyler >> | 28 | 2023 | L | 51 | 51 | 0 | 3 | 2 | 3.56 | .272 | 1.10 | 8.5 | 1.4 | 11.0 | 78.1 | 74 | 31 | 31 | 8 | 12 | 95 | 0 | 7 | 2 | 0 | 0 | 2 | 0 | 2.44 |
| RP | Clase, E.Clase, Emmanuel >> | 25 | 2023 | R | 43 | 39 | 0 | 2 | 6 | 7.65 | .400 | 1.98 | 12.8 | 5.0 | 9.7 | 40.0 | 57 | 34 | 34 | 9 | 22 | 43 | 0 | 0 | 0 | 0 | 0 | 1 | 4 | 5.50 |
| SP | Walker, T.Walker, Taijuan >> | 30 | 2023 | R | 48 | 20 | 1 | 2 | 1 | 3.35 | .320 | 1.36 | 8.8 | 3.6 | 10.1 | 40.1 | 39 | 15 | 15 | 4 | 16 | 45 | 0 | 1 | 0 | 0 | 1 | 2 | 0 | 3.40 |