Today's starting pitching matchup features Pittsburgh Pirates's Mason Montgomery (2-3, 4.14 ERA) against Cleveland Guardians's Logan Allen (0-0, 0.00 ERA).

Cleveland Guardians's Logan Allen posts an elite 0.00 ERA this season, while Mason Montgomery has been league-average at 4.14. There is a clear gap in starting pitching quality.

Advanced metrics: Mason Montgomery — FIP 2.91, K% 34.8%, 37.0 IP / Logan Allen — FIP 0.35, K% 36.8%, 4.0 IP

2026 season record: Pittsburgh Pirates 51-47 (.520), Cleveland Guardians 51-47 (.520).

Recent form: Pittsburgh Pirates on a 4-game win streak, Cleveland Guardians on a 1-game losing streak.

Based on starting pitching, Cleveland Guardians holds the edge.

Pittsburgh Pirates bullpen: 13 relievers on the active roster. Key arms: Brandon Eisert 5.65 ERA, 32K in 28.2IP, Braxton Ashcraft 3.49 ERA, 128K in 113.1IP, Bubba Chandler 4.77 ERA, 85K in 94.1IP.

Cleveland Guardians bullpen: 14 relievers on the active roster. Key arms: Cade Smith (Closer) 2.84 ERA, 63K in 44.1IP, Codi Heuer 4.66 ERA, 6K in 9.2IP, Colin Holderman (Setup) 1.78 ERA, 39K in 35.1IP.

Projected win probability: Pittsburgh Pirates 36% vs Cleveland Guardians 64%

Factors: Cleveland Guardians's starter owns the lower ERA, Cleveland Guardians's home-field advantage. Of course, baseball's inherent randomness means actual results may differ.

Workload comparison: Mason Montgomery averages 9.3 IP per start vs. Logan Allen at - IP. Getting six-plus innings from the starter significantly eases the bullpen burden.