P Chae-seong Kim #6
Age: 25 | Bats: R | Throws: R | Morale: Good    
12/31/2026
P CHAE-SEONG KIM #6 - AGE: 25 - BATS: R - THROWS: R - MORALE: GOOD
G GS Rec SV ERA IP HA HR BB K WHIP WAR
27 27 8-5 0 4.16 147.0 124 10 101 119 1.53 1.6
PITCHING RATINGS (OSA)
Overall Pot. Overall Vs Left Vs Right Pot.
Stuff 6 6 6 7
Movement 6 6 7 6
Control 3 3 3 3
PITCHING RATINGS
Pitch Cur. Pot.
Fastball 8 8
Slider 5 5
Changeup 1 2
Forkball 7 7
Knuckle Curve 3 5
OTHER PITCHING RATINGS
Velocity 96-98 Mph
Stamina 6
Suggested Role Starter
Groundball Percentage 58 %
Hold Runners 7
Defense 4
RUN/BUNT RATINGS
Running Speed: 1
Stealing Ability: 1
Baserunning Inst.: 1
Sacrifice Bunt: 9
Bunt for Hit: 1
   
GAME LOG, LAST 10 GAMES
Date Vs. Result Start IP H R ER BB K Dec
09/17/2026 @ TRE Loss, 1-4 X 3.2 4 1 1 4 2
09/14/2026 SCR Loss, 1-4 X 7.0 5 4 4 3 9 Loss
09/04/2026 @ NAP Win, 7-4 X 6.0 5 2 2 3 5
08/31/2026 @ HAM Win, 7-6 X 5.2 1 6 6 7 4 Win
08/24/2026 @ BLO Loss, 3-4 X 7.0 5 4 3 3 4 Loss
08/19/2026 SLC Loss, 3-5 X 6.1 6 3 3 1 7
08/15/2026 SBGC Loss, 9-16 X 3.2 8 6 6 3 1
08/08/2026 ALA Win, 3-0 X 8.0 3 0 0 5 4 Win
08/01/2026 @ BLO Win, 9-7 X 5.1 4 3 3 4 6
07/28/2026 @ HIA Loss, 2-3 X 6.2 6 0 0 2 5
PERSONALITY
Leader Ability:Very High
Loyalty:High
Desire f. Win:Normal
Greed:Normal
Intelligence:Low
Work Ethic:High
Birthday:05/07/2001
Born in:Ulsan, ULS
Nationality:South Korean
Height:6' 1"
Weight:195 lbs
Local Popularity:Fair
National Pop.:Unknown
STATUS
Contract:Minor League Contract
Salary:-
Signed Through:-
Major Service:None, None
Service This Yr:None
40-Man Service:None, None
Pro Service:5 Years
Arbitration Eligibility:Not yet eligible
Option Years:3 option years left
Contract Extension: -
Drafted:-
StatsPlus
StatsPlus Player Page
M3L TRIPLE A 2026 PITCHING STATS
Pitching G GS W L SV ERA IP HA R ER HR BB K CG CG% SHO QS QS%
Overall 27 27 8 5 0 4.16 147.0 124 70 68 10 101 119 0 0.0 0 11 40.7
Pitching SVO BS SV% RA GF R/9 H/9 K/9 BB/9 FIP WHIP FIP- WAR BABIP        
Overall 0 0 0.0 0 0 14.14 7.59 7.29 6.18 4.50 1.53 105 1.6 .279        
Pitching AB H 2B 3B HR R BB K SF SH HP AVG OBP SLG OPS      
vs. LHB 189 50 10 0 5 32 41 36 2 1 1 .265 .395 .397 .792      
vs. RHB 347 74 11 0 5 38 60 83 0 0 5 .213 .337 .288 .626      
M3L TRIPLE A 2026 PITCHING SPLITS
Split G GS W L SV ERA IP HA R ER HR BB K  
May 7 7 1 2 0 3.58 32.2 27 13 13 1 26 23  
June 5 5 4 0 0 3.52 30.2 28 13 12 2 17 28  
July 6 6 1 1 0 4.35 31.0 28 15 15 0 25 26  
August 6 6 2 1 0 5.25 36.0 27 22 21 6 23 26  
September 3 3 0 1 0 3.78 16.2 14 7 7 1 10 16  
Last Year 26 26 8 8 0 3.12 141.1 120 49 49 8 96 108  
2 Years Ago 18 18 3 6 0 4.73 85.2 79 51 45 6 55 72  
Career 85 85 23 25 0 3.94 459.1 402 214 201 26 302 369  
Home 12 12 4 1 0 4.09 66.0 62 31 30 6 40 57  
Road 15 15 4 4 0 4.22 81.0 62 39 38 4 61 62  
Grass 26 26 8 4 0 4.19 144.0 121 69 67 10 99 116  
Turf 1 1 0 1 0 3.00 3.0 3 1 1 0 2 3  
Day 7 7 2 3 0 3.57 40.1 30 17 16 3 25 35  
Night 20 20 6 2 0 4.39 106.2 94 53 52 7 76 84  
As Starter 27 27 8 5 0 4.16 147.0 124 70 68 10 101 119  
CAREER PITCHING STATS
Year/Team/League Age G GS W L SV ERA IP HA R ER HR BB K CG SHO WHIP BABIP FIP WAR ERA+
Total M3L 33 33 18 8 0 2.34 242.1 190 68 63 5 75 256 7 2 1.09 .298 2.73 4.9 144
Total USSL 8 8 3 3 0 5.17 47.0 50 28 27 0 22 53 0 0 1.53 .385 2.77 1.1 68
CAREER MINOR LEAGUE PITCHING STATS
Year/Team/League Age G GS W L SV ERA IP HA R ER HR BB K CG SHO WHIP BABIP FIP WAR ERA+
2021 Athletic Club KC - A 20 22 22 11 5 0 2.70 156.2 135 52 47 3 55 158 5 1 1.21 .314 2.87 2.8 117
2022 Athletic Club KC - A 21 8 8 3 3 0 5.17 47.0 50 28 27 0 22 53 0 0 1.53 .385 2.77 1.1 68
2022 York - A 21 11 11 7 3 0 1.68 85.2 55 16 16 2 20 98 2 1 0.88 .265 2.47 2.2 192
2022 Total - A 21 19 19 10 6 0 2.92 132.2 105 44 43 2 42 151 2 1 1.11 .312 0.00 0.0 0
2023 San Bernardino - AA 22 3 3 3 0 0 1.80 20.0 14 5 4 1 11 15 0 0 1.25 .228 4.22 0.3 244
2023 Brinkley - AAA 22 14 14 4 6 0 4.11 85.1 79 44 39 2 50 70 0 0 1.51 .300 3.74 1.7 103
2024 Brinkley - AAA 23 18 18 3 6 0 4.73 85.2 79 51 45 6 55 72 0 0 1.56 .294 4.52 1.1 94
2025 Brinkley - AAA 24 26 26 8 8 0 3.12 141.1 120 49 49 8 96 108 0 0 1.53 .286 4.45 1.6 137
2026 Brinkley - AAA 25 27 27 8 5 0 4.16 147.0 124 70 68 10 101 119 0 0 1.53 .279 4.50 1.6 103
Total 3AAA 85 85 23 25 0 3.94 459.1 402 214 201 26 302 369 0 0 1.53 .288 4.35 111.8
Total 3AA 3 3 3 0 0 1.80 20.0 14 5 4 1 11 15 0 0 1.25 .228 4.22 244.2
Total SA 33 33 18 8 0 2.34 242.1 190 68 63 5 75 256 7 2 1.09 .298 2.73 143.5
Total PA 8 8 3 3 0 5.17 47.0 50 28 27 0 22 53 0 0 1.53 .385 2.77 67.8
CAREER FIELDING STATS
Year/Team/League POS G GS PO A DP TC E PCT INN RNG ZR EFF PB RSTA RTO RTO%
2021 Athletic Club KC - A P 22 22 15 12 1 28 1 .964 156.2 1.55 -0.5 .958
2022 York - A P 11 11 5 11 1 17 1 .941 85.2 1.68 +0.1 1.028
2022 Athletic Club KC - A P 8 8 1 4 0 5 0 1.000 47.0 0.96 -0.4 .759
2023 Brinkley - AAA P 14 14 5 14 0 23 4 .826 85.1 2.00 -1.3 .862
2023 San Bernardino - AA P 3 3 1 4 0 6 1 .833 20.0 2.25 -0.4 .766
2024 Brinkley - AAA P 18 18 2 15 1 17 0 1.000 85.2 1.79 +1.5 1.190
2025 Brinkley - AAA P 26 26 14 17 2 31 0 1.000 141.1 1.97 +0.2 .983
2026 Brinkley - AAA P 27 27 6 12 1 18 0 1.000 147.0 1.10 -0.5 .865
TOTAL P 129 129 49 89 6 145 7 .952 768.2 1.62 -1.3 .955
PLAYER HISTORY
01/01/2018 Entered the United States Silver League as an international amateur free agent from South Korea.
01/23/2018 Signed a minor league contract ($4,500,000 bonus) out of South Korea with the Athletic Club Kansas City Athletics organization.
05/01/2018 Named the #43 prospect in the SL
01/01/2019 OSA scouting updated ratings (potential): Stuff: 1 (7); Movement: 5 (7); Control: 1 (5).
05/01/2019 Named the #93 prospect in the SL
01/01/2020 OSA scouting updated ratings (potential): Stuff: 1 (5); Movement: 5 (6); Control: 1 (2).
01/01/2021 OSA scouting updated ratings (potential): Stuff: 4 (6); Movement: 6 (7); Control: 2 (3).
07/31/2021 Pitches a 6-hit shutout against the Walla Walla Walleye with 6 strikeouts and 1 BB allowed!
08/01/2021 Wins the SA SA Pitcher of the Month Award.
01/01/2022 OSA scouting updated ratings (potential): Stuff: 4 (6); Movement: 6 (6); Control: 3 (3).
06/17/2022 Was traded by the Athletic Club KC to the Capital District Red Knights, along with SS Chris Costa, in exchange for SP John Kaufman.
07/05/2022 Pitches a 6-hit shutout against the Highwood Hawks with 9 strikeouts and 1 BB allowed!
09/13/2022 Wins the 2022 USSL Single A SL A Championship with the York Revolution!
09/23/2022 Finished 3rd in 2022 SA SA Outstanding Pitcher Award voting.
01/01/2023 OSA scouting updated ratings (potential): Stuff: 5 (7); Movement: 6 (6); Control: 3 (3).
01/01/2024 OSA scouting updated ratings (potential): Stuff: 6 (7); Movement: 6 (6); Control: 3 (3).
10/07/2024 Wins the 2024 3AAA 3AAA Glove Wizard Award at P.
01/01/2025 OSA scouting updated ratings (potential): Stuff: 6 (7); Movement: 6 (6); Control: 3 (3).
01/01/2026 OSA scouting updated ratings (potential): Stuff: 6 (7); Movement: 6 (6); Control: 3 (3).
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