Houston Astros· #17· Pitcher
Kai-Wei Teng
Bats R · Throws R·Age 27 (Dec 1, 1998)·6' 4", 241 lb·Taichung, Taiwan
2026 Pitching
ERA
4.76
WHIP
1.38
IP
73.2
K%
22.2
BB%
10.0
K/9
8.92
W-L
5-7
GS
10
SV
0
HLD
4
DiamondIQ WAR
73.7 IP · 2026
0.1
0.5 runs above replacement
FIP · 4.75 (park 0.99)0.0
vs replacement · RP, 73.7 IP+0.5
FIP-based runs above replacement, park-adjusted, scaled by innings over runs-per-win. Reliever leverage is simplified (v1). Full methodology.
Pitch Arsenal · Statcast
Sweeper35% · 84.2 · 31% whiff
Four-Seam27% · 93.3 · 18% whiff
Sinker17% · 93.2 · 18% whiff
Changeup10% · 87.0 · 26% whiff
Curveball9% · 82.4 · 40% whiff
Slider2% · 85.5 · 67% whiff
Career Pitching
| Yr | Tm | W | L | ERA | G | GS | SV | IP | SO | BB | WHIP | K/9 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | Houston Astros | 5 | 7 | 4.76 | 30 | 10 | 0 | 73.2 | 73 | 33 | 1.38 | 8.92 |
| 2025 | San Francisco Giants | 2 | 4 | 6.37 | 8 | 7 | 0 | 29.2 | 39 | 17 | 1.55 | 11.83 |
| 2024 | San Francisco Giants | 0 | 0 | 9.82 | 4 | 0 | 0 | 11.0 | 7 | 8 | 2.09 | 5.73 |
Recent Games
Sep 5 vs Arizona DiamondbacksL
0.1 IP, 1 ER, 1 K, 2 BB
Sep 1 vs Chicago White SoxL
2.0 IP, 3 ER, 1 K, 1 BB
Aug 29 @ New York MetsL
1.0 IP, 2 ER, 0 K, 0 BB
Aug 26 @ New York YankeesL
0.1 IP, 0 ER, 0 K, 0 BB
Aug 23 vs AthleticsL
1.2 IP, 0 ER, 4 K, 0 BB
Jul 24 @ Chicago White SoxW
2.0 IP, 2 ER, 1 K, 1 BB
Jul 19 vs Baltimore OriolesL
2.1 IP, 0 ER, 3 K, 1 BB
Jun 27 @ Detroit TigersW
3.2 IP, 4 ER, 1 K, 1 BB
Jun 21 vs Cleveland GuardiansW
6.0 IP, 1 ER, 4 K, 1 BB
Jun 15 vs Detroit TigersL
3.1 IP, 5 ER, 9 K, 2 BB