Edge Labs · Research
Pitcher Lab
A pitch-level explorer over Statcast for one pitcher. Search an arm, set the filters, and read the arsenal: usage, velo and spin, whiff %, strike %, xwOBA against, and hard-hit %. Every number shows the sample (n) behind it. Research and context, you decide.
Kai-Wei Teng RHP
2025
573 pitches in sample Change pitcher
573 pitches in sample Change pitcher
573 Pitches
26.9% Whiff %
62.1% Strike %
.311 xwOBA
31.6% Hard-hit %
The arsenal
5 pitch types in sample| Pitch | Usage | n | Velo | Spin | Whiff % | Strike % | xwOBA | Hard-hit % |
|---|---|---|---|---|---|---|---|---|
| ST Sweeper | 39% | 221 | 84.4 | 2769 | 35.0% n=103 | 67.0% | .280 n=58 | 23.1% n=26 |
| FF Four-seam | 25% | 143 | 93.2 | 2549 | 22.7% n=66 | 61.5% | .379 n=35 | 44.4% n=18 |
| CU Curveball | 14% | 79 | 83.0 | 2702 | 20.6% n=34 | 63.3% | .326 n=21 | 35.7% n=14 |
| SI Sinker | 12% | 71 | 92.9 | 2393 | 5.0% n=20 | 57.7% | .340 n=12 | 40.0% n=10 |
| CH Changeup | 10% | 59 | 87.7 | 1762 | 30.8% n=26 | 49.2% | .212 n=13 | 12.5% n=8 |
| ALLoverall | 100% | 573 | 87.8 | 2555 | 26.9% n=249 | 62.1% | .311 n=139 | 31.6% n=76 |
Whiff % = whiffs ÷ swings · Strike % = strikes ÷ pitches · xwOBA = avg expected wOBA on contact ·
Hard-hit % = 95+ mph ÷ batted balls · n shown on every rate · descriptive context, not a pick