Kai-Wei Teng

Kai-Wei Teng

26-Year-Old PitcherRP
 Free Agent  
Free Agent
2024 Stats
W-L
0-0
ERA
9.82
WHIP
2.09
K
7
SV
0
2025 Projections
W-L
ERA
WHIP
K
SV
Unlock Our Projections
2025 Fantasy Outlook
There was no outlook written for Kai-Wei Teng in 2025. Check out the latest news below for more on his current fantasy value.
Bats R
Throws R
40 Man No
Height 6'4"
Weight 260
DOB 12/1/1998
Born Taichung, Taiwan
College None
Drafted 2017 MIN
$Signed a one-year contract with the Giants in March of 2024. Non-tendered by the Giants in November of 2024.
No contract from San Francisco
PFree Agent  
November 22, 2024
The Giants non-tendered Teng on Friday, Justice delos Santos of The San Jose Mercury News reports.
ANALYSIS
Teng was designated for assignment by the Giants on Tuesday, and the 25-year-old will now enter free agency. Teng spent most of the 2024 campaign with Triple-A Sacramento, where he struggled to an 8.60 ERA and 1.81 WHIP over 75.1 innings. He did manage to make his major-league debut in late March, and across four big-league outings he gave up 12 earned runs over 11 innings.
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Pitching Stats
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2024
2024 MLB Game Log
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Pitching Appearances Breakdown
Average Pitch Count
51
Last 10 Games
51
Last 5 Games
51
How many pitches does Kai-Wei Teng generally throw?
 
1-10
 
11-20
 
21-30
 
31-40
 
41-50
 
51-60
 
61-70
 
71-80
 
81-90
 
91-100
 
101-110
 
111-120
 
121+
 
1-10
 
11-20
 
21-30
 
31-40
 
41-50
 
51-60
 
61-70
 
71-80
 
81-90
 
91-100
 
101-110
 
111-120
 
121+
 
1-10
 
11-20
 
21-30
 
31-40
 
41-50
 
51-60
 
61-70
 
71-80
 
81-90
 
91-100
 
101-110
 
111-120
 
121+
What part of the game does Kai-Wei Teng generally pitch?
 
 
 
1st
 
 
 
2nd
 
 
 
3rd
 
 
 
4th
 
 
 
5th
 
 
 
6th
 
 
 
7th
 
 
 
8th
 
 
 
9th
 
Extra
 
 
 
1st
 
 
 
2nd
 
 
 
3rd
 
 
 
4th
 
 
 
5th
 
 
 
6th
 
 
 
7th
 
 
 
8th
 
 
 
9th
 
Extra
 
 
 
1st
 
 
 
2nd
 
 
 
3rd
 
 
 
4th
 
 
 
5th
 
 
 
6th
 
 
 
7th
 
 
 
8th
 
 
 
9th
 
Extra
% Games Reaching Innings Threshold
% Games By Number of Innings Pitched
Left/Right Pitching Splits
Since 2022
 
 
-44%
BAA vs LHP
2024
 
 
-44%
BAA vs LHP
2023
No Stats
2022
No Stats
BAA Batters K BB H 2B 3B HR
Since 2022vs Left .222 20 3 2 4 1 0 0
Since 2022vs Right .393 35 4 6 11 1 0 2
2024vs Left .222 20 3 2 4 1 0 0
2024vs Right .393 35 4 6 11 1 0 2
2023vs Left 0 0 0 0 0 0 0 0
2023vs Right 0 0 0 0 0 0 0 0
2022vs Left 0 0 0 0 0 0 0 0
2022vs Right 0 0 0 0 0 0 0 0
More Splits→ View More Split Stats
Home/Away Pitching Splits
Since 2022
 
 
-54%
ERA on Road
2024
 
 
-54%
ERA on Road
2023
No Stats
2022
No Stats
ERA WHIP IP W L SV K/9 BB/9 HR/9
Since 2022Home 14.54 2.77 4.1 0 0 0 4.2 10.4 0.0
Since 2022Away 6.75 1.65 6.2 0 0 0 6.8 4.1 2.7
2024Home 14.54 2.77 4.1 0 0 0 4.2 10.4 0.0
2024Away 6.75 1.65 6.2 0 0 0 6.8 4.1 2.7
2023Home 0 0 0 0 0 0 0 0 0
2023Away 0 0 0 0 0 0 0 0 0
2022Home 0 0 0 0 0 0 0 0 0
2022Away 0 0 0 0 0 0 0 0 0
More Splits→ View More Split Stats
Stat Review
How does Kai-Wei Teng compare to other relievers?
This section compares his stats with all relief pitcher seasons from the previous three seasons (minimum 30 innings)*. The bar represents the player's percentile rank. For example, if the bar is halfway across, then the player falls into the 50th percentile for that stat and it would be considered average.

* Exit Velocity, Barrels/BBE %, Balls Hit 95+ MPH %, and Spin Rate are benchmarked against 2019 data (min 30 IP). See here for more exit velocity/barrels stats plus an explanation of current limitations with that data set.
  • K/BB
    Strikeout to walk ratio.
  • K/9
    Average strikeouts per nine innings.
  • BB/9
    Average walks per nine innings.
  • HR/9
    Average home runs allowed per nine innings.
  • Fastball
    Average fastball velocity.
  • ERA
    Earned run average. The average earned runs allowed per nine innings.
  • WHIP
    Walks plus hits per inning pitched.
  • BABIP
    Batting average on balls in play. Measures how many balls in play against a pitcher go for hits.
  • GB/FB
    Groundball to flyball ratio. The higher the number, the more likely a pitcher is to induce groundballs.
  • Left On Base
    The percentage of base runners that a pitcher strands on base over the course of a season.
  • Exit Velocity
    The speed of the baseball as it comes off the bat, immediately after a batter makes contact.
  • Barrels/BBE
    The percentage of batted ball events resulting in a Barrel. A Barrel is a batted ball with similar exit velocity and launch angle to past ones that led to a minimum .500 batting average and 1.500 slugging percentage.
  • Spin Rate
    Spin Rate is the rate of spin on a baseball after it is released. It is measured in revolutions per minute (rpm).
  • Balls Hit 95+ MPH
    The percentage of batted balls hit that met or exceeded the 95 MPH threshold.
  • Swinging Strike
    The percentage of pitches that result in a swing and a miss.
K/BB
0.88
 
K/9
5.7
 
BB/9
6.5
 
HR/9
1.6
 
Fastball
92.8 mph
 
ERA
9.82
 
WHIP
2.09
 
BABIP
.351
 
GB/FB
1.42
 
Left On Base
54.5%
 
Exit Velocity
82.4 mph
 
Barrels/BBE
6.3%
 
Spin Rate
2458 rpm
 
Balls Hit 95+ MPH
31.3%
 
Swinging Strike
8.3%
 
Prospect Rankings History
Advanced Pitching Stats
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Defensive Stats
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Stats Vs Today's Lineup
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Recent RotoWire Articles Featuring Kai-Wei Teng See More
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More Fantasy News
Dropped from 40-man roster
PSan Francisco Giants  
November 19, 2024
Teng was designated for assignment by San Francisco on Tuesday.
ANALYSIS
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Returns to action at Triple-A
PSan Francisco Giants  
August 9, 2024
Teng (undisclosed) has struck out five and has given up three earned runs on five hits and one walk over 6.2 innings over two appearances for Triple-A Sacramento since being reinstated from the 7-day injured list July 28.
ANALYSIS
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In midst of rehab assignment
PSan Francisco Giants  
Undisclosed
July 20, 2024
Teng, who was placed on Triple-A Sacramento's 7-day injured list July 7 with an unspecified injury, made a rehab appearance Friday in the rookie-level Arizona Complex League, giving up four earned runs on five hits and one walk while striking out two over 1.2 innings.
ANALYSIS
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Headed down to Triple-A
PSan Francisco Giants  
April 20, 2024
Teng was optioned to Triple-A Sacramento on Saturday, Alex Pavlovic of NBC Sports Bay Area reports.
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Goes three innings in debut
PSan Francisco Giants  
March 31, 2024
Teng allowed three runs on four hits and three walks while striking out four over three innings versus the Padres on Sunday.
ANALYSIS
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