- Mets boost their bullpen, add Ryan Helsley, Tyler Rogers without trading elite prospects The New York Times
- Mets keep fortifying bullpen, get Cards’ Helsley ESPN
- Cards get 2 of Mets’ top 15 prospects for Helsley MLB.com
- 2025 MLB trade deadline news: Wednesday rumors and updates USA Today
- Mets trade for Ryan Helsley: New York bulk up bullpen with electric Cardinals closer CBS Sports