P Chae-seong Kim #6
Age: 24 | Bats: R | Throws: R | Morale: Great    
12/31/2025
P CHAE-SEONG KIM #6 - AGE: 24 - BATS: R - THROWS: R - MORALE: GREAT
G GS Rec SV ERA IP HA HR BB K WHIP WAR
26 26 8-8 0 3.12 141.1 120 8 96 108 1.53 1.6
PITCHING RATINGS (OSA)
Overall Pot. Overall Vs Left Vs Right Pot.
Stuff 6 6 6 7
Movement 7 6 7 7
Control 3 3 3 3
PITCHING RATINGS
Pitch Cur. Pot.
Fastball 7 8
Slider 5 5
Changeup 1 2
Forkball 6 7
Knuckle Curve 3 5
OTHER PITCHING RATINGS
Velocity 96-98 Mph
Stamina 6
Suggested Role Starter
Groundball Percentage 60 %
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
09/14/2025 @ SLC Loss, 0-3 X 7.0 5 2 2 5 4 Loss
09/05/2025 @ HAM Win, 10-5 X 5.1 4 3 3 8 3 Win
09/01/2025 PR Loss, 3-4 X 4.1 2 0 0 3 1
08/29/2025 @ SBGC Loss, 3-9 X 3.0 5 5 5 5 3 Loss
08/23/2025 HIA Loss, 2-5 X 4.2 5 4 4 4 5 Loss
08/18/2025 @ SCR Loss, 0-2 X 6.2 3 0 0 1 6
08/11/2025 @ VLM Win, 4-1 X 5.0 4 1 1 3 4 Win
08/07/2025 @ ALA Loss, 2-3 X 6.1 11 3 3 3 2 Loss
07/31/2025 @ SFRP Win, 3-1 X 6.0 4 0 0 2 6 Win
07/27/2025 @ SBGC Loss, 2-7 X 6.0 4 2 2 5 4
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:4 Years
Arbitration Eligibility:Not yet eligible
Option Years:3 option years left
Contract Extension: -
Drafted:-
M3L TRIPLE A 2025 PITCHING STATS
Pitching G GS W L SV ERA IP HA R ER HR BB K CG CG% SHO QS QS%
Overall 26 26 8 8 0 3.12 141.1 120 49 49 8 96 108 0 0.0 0 11 42.3
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 14.01 7.64 6.88 6.11 4.45 1.53 104 1.6 .286        
Pitching AB H 2B 3B HR R BB K SF SH HP AVG OBP SLG OPS      
vs. LHB 164 36 3 2 0 11 40 28 0 3 0 .220 .373 .262 .635      
vs. RHB 341 84 8 0 8 38 56 80 3 4 4 .246 .356 .340 .697      
M3L TRIPLE A 2025 PITCHING SPLITS
Split G GS W L SV ERA IP HA R ER HR BB K  
May 7 7 1 2 0 3.32 38.0 37 14 14 3 23 25  
June 5 5 3 1 0 2.36 26.2 24 7 7 1 18 26  
July 6 6 2 1 0 2.62 34.1 20 10 10 0 23 29  
August 5 5 1 3 0 4.56 25.2 28 13 13 4 16 20  
September 3 3 1 1 0 2.70 16.2 11 5 5 0 16 8  
Last Year 18 18 3 6 0 4.73 85.2 79 51 45 6 55 72  
2 Years Ago 14 14 4 6 0 4.11 85.1 79 44 39 2 50 70  
Career 58 58 15 20 0 3.83 312.1 278 144 133 16 201 250  
Home 10 10 1 3 0 3.62 54.2 40 22 22 4 38 45  
Road 16 16 7 5 0 2.80 86.2 80 27 27 4 58 63  
Grass 24 24 8 7 0 2.86 132.1 111 42 42 6 86 101  
Turf 2 2 0 1 0 7.00 9.0 9 7 7 2 10 7  
Day 10 10 3 3 0 3.59 52.2 43 21 21 1 40 44  
Night 16 16 5 5 0 2.84 88.2 77 28 28 7 56 64  
As Starter 26 26 8 8 0 3.12 141.1 120 49 49 8 96 108  
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
Total 3AAA 58 58 15 20 0 3.83 312.1 278 144 133 16 201 250 0 0 1.53 .292 4.27 115.8
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
TOTAL P 102 102 43 77 5 127 7 .945 621.2 1.74 -0.7 .969
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).
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