WAR calculated by Baseball Reference.
| Rank | WAR | Name | Tm | Pos | |
|---|---|---|---|---|---|
| +001+ | 8.3 | Pete Crow-Armstrong | CHN | X-X | |
| +002+ | 7.7 | Cristopher Sanchez | PHI | PITCH | |
| +003+ | 6.3 | Bobby Witt Jr. | KCA | X-X | |
| +004+ | 6.0 | Kevin McGonigle | DET | X-X | |
| +005+ | 5.9 | Cam Schlittler | NYA | PITCH | |
| +005+ | 5.9 | Yordan Alvarez | HOU | X-X | |
| +007+ | 5.7 | Dylan Cease | TOR | PITCH | |
| +008+ | 5.6 | Jacob Misiorowski | MIL | PITCH | |
| +008+ | 5.6 | Brice Turang | MIL | BAT | |
| +008+ | 5.6 | Jesus Luzardo | PHI | PITCH | |
| +011+ | 5.5 | Andy Pages | LAN | X-X | |
| +011+ | 5.5 | Otto Lopez | MIA | X-X | |
| +013+ | 5.4 | Parker Messick | CLE | PITCH | |
| +013+ | 5.4 | Wilyer Abreu | BOS | BAT | |
| +015+ | 5.2 | Ceddanne Rafaela | BOS | X-X | |
| +015+ | 5.2 | Eduardo Rodriguez | ARI | PITCH | |
| +017+ | 5.1 | Chris Sale | ATL | PITCH | |
| +018+ | 4.9 | Corbin Carroll | ARI | X-X | |
| +018+ | 4.9 | Junior Caminero | TBA | X-X | |
| +020+ | 4.7 | Chase Burns | CIN | PITCH | |
| +020+ | 4.7 | Seiya Suzuki | CHN | BAT | |
| +020+ | 4.7 | Yoshinobu Yamamoto | LAN | PITCH | |
| +023+ | 4.6 | Michael Harris II | ATL | BAT | |
| +023+ | 4.6 | JJ Wetherholt | SLN | BAT | |
| +023+ | 4.6 | CJ Abrams | WAS | X-X |
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