Oakland Athletics in Preseason Top 500
Glossary for future grades: h-hit tool, p-power tool, s-speed tool, fb-fastball, sl-slider, cv-curveball, ch-change-up, ct-cutter, fv-future value overall.
| NO. | NAME | POS | B/T | FUTURE GRADES | LEVEL | AGE | ETA |
| 1 | Tyler Soderstrom | C/1B | L/R | 60h-55p-40s-55fv | AAA | 21 | early-2023 |
| 2 | Esteury Ruiz | OF | R/R | 50h-40p-70s-55fv | AAA | 24 | early-2023 |
| 3 | Zack Gelof | 2B | R/R | 50h-55p-55s-50fv | AAA | 23 | early-2023 |
| 4 | Ken Waldichuk | SPRP | L/L | 65fb-50cv-55sl-55ch-50fv | MLB | 25 | now |
| 5 | Kyle Muller | SP | R/L | 65fb-55cv-55sl-50ch-50fv | AAA | 25 | early-2023 |
| 6 | Daniel Susac | C | R/R | 55h-55p-40s-50fv | Low-A | 22 | 2025 |
| 7 | Max Muncy | SS | R/R | 50h-55p-50s-50fv | High-A | 20 | 2024 |
| 8 | Denzel Clarke | OF | R/R | 45h-50p-60s-45fv | High-A | 22 | 2024 |
| 9 | Mason Miller | SPRP | R/R | 70fb-50sl-45ch-45fv | High-A | 24 | 2024 |
| 10 | Jordan Diaz | 2B | R/R | 55h-45p-45s-45fv | MLB | 22 | now |
| 11 | Gunnar Hoglund | SP | L/R | 55fb-50cv-50sl-45ch-45fv | Low-A | 23 | 2024 |
| 12 | Lawrence Butler | 1B | L/R | 50h-55p-55s-45fv | High-A | 22 | 2024 |
| 13 | Freddy Tarnok | SP | R/R | 60fb-50sl-50ch-50cv-45fv | AAA | 24 | early-2023 |
| 14 | J.T. Ginn | SP | R/R | 55fb-60sl-50ch-45fv | AA | 24 | mid-2023 |
| 15 | Luis Medina | SPRP | R/R | 75fb-60cv-55ch-45fv | AA | 24 | late-2023 |
| 16 | Luis Morales | SP | R/R | 60fb-60cv-55sl-50ch-45fv | n/a | 20 | 2026 |
| 17 | Royber Salinas | RP | R/R | 60fb-45cv-50sl-45fv | High-A | 22 | mid-2023 |
| 18 | Darell Hernaiz | SS | R/R | 50h-45p-55s-45fv | AA | 21 | 2024 |
| 19 | Ryan Cusick | SPRP | R/R | 70fb-50cv-55sl-50ch-45fv | AA | 23 | late-2023 |
| 20 | Henry Bolte | OF | R/R | 45h-55p-65s-45fv | R (ACL) | 18 | 2026 |