The teams in the 2025 MLB playoffs are as follows: American League (AL):
- Toronto Blue Jays (AL East champions)
- Seattle Mariners (AL West champions)
- Cleveland Guardians (AL Central champions)
- New York Yankees (Wild Card)
- Boston Red Sox (Wild Card)
- Detroit Tigers (Wild Card)
National League (NL):
- Milwaukee Brewers (NL Central champions)
- Philadelphia Phillies (NL East champions)
- Los Angeles Dodgers (NL West champions)
- Chicago Cubs (Wild Card)
- San Diego Padres (Wild Card)
- Cincinnati Reds (Wild Card)
The postseason format includes wild card series, division series, championship series, and culminates with the World Series starting October 24, 2025. Notably, the Toronto Blue Jays, Seattle Mariners, Milwaukee Brewers, and Philadelphia Phillies earned first-round byes this season, while the others played in the Wild Card Series.