Late-inning arm with usable miss-bat shape
The headline weighs outcome stats (xwOBA, barrels); each bar averages its full strip group below. 100 = best in MLB.
Rolling bands shrink current-season signal toward the preseason prior until the sample earns more weight.
| ERA preseason | 4.13 |
| ERA current pace | 2.13 |
| ERA rolling p50 | 3.06 |
| Observed weight | 54% |
100th = best in MLB.
Stuff+ appears when the current pitch-event scoring artifact includes this pitcher; Arsenal Decomposition remains descriptive support under Stuff+.
Pitch-shape context from this pitcher’s current arsenal snapshot. Hover a pitch to inspect usage, movement, and bat-missing context.
Live snapshot series; true 50/100 PA windows require PA-level logs
Aggregate zone metrics from seasonal Statcast leaderboards.
2026 pitch-level arsenal aggregates; current season takes over after 100 tracked pitches across at least 2 pitch types. Descriptive pitch-type Stuff+ composition. Not a promoted predictive metric.
| Pitch | Usage | Pitches | Stuff+ | Status |
|---|---|---|---|---|
| SL | 66.5% | 401 | 105 | qualified |
| FB | 29.5% | 178 | 99 | limited sample |
| SI | 4.0% | 24 | 94 | limited sample |
Renamed from the attempted Kirby Index after audit; true Kirby requires release-angle trajectory data.
| ERA Δ | -1.65 |
| K% Δ | -0.003 |
| Sample | 70.0 IP |
positive regression
| Metric | Point | Range | Half-width |
|---|---|---|---|
| Innings | 66.9 | -- | -- |
| Batters Faced | 273 | -- | -- |
| K% | 26.2% | 20.9% to 32.2% | +/- 5.7% |
| BB% | 8.2% | 5.7% to 11.8% | +/- 3.1% |
| Whiff% | 26.2% | 22.1% to 31.7% | +/- 4.8% |
| HR/9 | 1.35 | 0.75 to 1.89 | +/- 0.57 |
| xwOBA Against | 0.297 | 0.260 to 0.338 | +/- 0.039 |
| Barrel% Allowed | 8.3% | 5.8% to 11.2% | +/- 2.7% |
| ERA | 3.78 | 2.89 to 5.90 | +/- 1.50 |
| FIP | 3.78 | 3.01 to 5.34 | +/- 1.17 |
| WHIP | 1.184 | 0.987 to 1.470 | +/- 0.242 |
| xwOBA | 0.252 |
| K% | 26.4% |
| BB% | 6.8% |
| Barrel | 6.4% |
| xwOBA | 0.286 |
| K% | 23.6% |
| BB% | 8.3% |
| Barrel | 8.7% |
