Tony Gonsolin

Kansas City Royals

SP · #36 · Bats R · Throws R · 6'3" · 205 lb · Age 32 · 7 yrs in MLB

2026 grade

21.5

Runs prevented: −1.2
IP · ERA: 2.2 · 16.88
K · BB: 5 · 3
Rank: Not qualified

What the grade is made of

Runs each part saves or costs against an average pitcher facing the same batters. Contact counts a quarter for how it turned out, because over a season that's mostly the fielders and luck.

Home runs allowed1 vs 0 avg−0.8
Walks3 vs 1 avg−0.6
Strikeouts5 vs 3 avg+0.5
Contact allowed (how it turned out counts a quarter)6 vs 10 avg−0.4
Hit batters0 vs 0 avg+0.1
Parks pitched in+0.1

2026 game log: pitching

Game grades need 3 batters faced; starts are ranked against starts, relief outings against relief outings.

Game	Result	Dec	IP	H	R	ER	BB	K	HR	PC	Grade
Tue, Sep 22vsCHW	L 11-14		2.2	4	5	5	3	5	1	63	4.0

Scores, box scores and play-by-play from ESPN. The run values and park factors behind the grades were worked out from Retrosheet's play-by-play: the information used here was obtained free of charge from and is copyrighted by Retrosheet. Interested parties may contact Retrosheet at www.retrosheet.org.