Mets Roster & Staff
Transactions
| Date | Transaction |
| 11/21/23 | New York Mets signed free agent RHP Joseph Yabbour to a minor league contract. |
| 11/20/23 | New York Mets signed free agent RHP Carlos Guzman to a minor league contract. |
| 11/20/23 | New York Mets signed free agent RHP Cole Sulser to a minor league contract and invited him to spring training. |
| 11/17/23 | 1B Daniel Vogelbach elected free agency. |
| 11/17/23 | RHP Trevor Gott elected free agency. |
| 11/17/23 | RHP Sam Coonrod elected free agency. |
| 11/17/23 | 3B Luis Guillorme elected free agency. |
| 11/17/23 | RHP Jeff Brigham elected free agency. |
| 11/14/23 | New York Mets selected the contract of RF Alex Ramírez from Brooklyn Cyclones. |
| 11/14/23 | Atlanta Braves claimed RHP Penn Murfee off waivers from New York Mets. |
| 11/06/23 | New York Mets activated RHP Edwin Díaz from the reserve list. |
| 11/06/23 | New York Mets activated RHP Elieser Hernández from the 60-day injured list. |
| 11/06/23 | RHP Adam Ottavino elected free agency. |
| 11/06/23 | RHP Elieser Hernández elected free agency. |
| 11/06/23 | New York Mets activated LHP Josh Walker from the 60-day injured list. |
| 11/06/23 | New York Mets sent RHP Denyi Reyes outright to Syracuse Mets. |
| 11/06/23 | New York Mets sent LF Tim Locastro outright to Syracuse Mets. |
| 11/06/23 | New York Mets sent RHP Peyton Battenfield outright to Syracuse Mets. |
| 11/06/23 | New York Mets claimed SS Zack Short off waivers from Detroit Tigers. |
| 11/06/23 | New York Mets sent RHP Bryce Montes de Oca outright to Syracuse Mets. |
| 11/06/23 | New York Mets sent RHP John Curtiss outright to Syracuse Mets. |
| 11/02/23 | RHP Carlos Carrasco elected free agency. |