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 | 4.03 |
| ERA current pace | 3.48 |
| ERA rolling p50 | 3.82 |
| Observed weight | 38% |
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 | 67.9% | 273 | 108 | qualified |
| CB | 16.7% | 67 | 105 | limited sample |
| FB | 15.4% | 62 | 101 | limited sample |
Renamed from the attempted Kirby Index after audit; true Kirby requires release-angle trajectory data.
| ERA Δ | -0.83 |
| K% Δ | +0.020 |
| Sample | 35.3 IP |
positive regression
| Metric | Point | Range | Half-width |
|---|---|---|---|
| Innings | 39.3 | -- | -- |
| Batters Faced | 171 | -- | -- |
| K% | 23.5% | 16.9% to 30.9% | +/- 7.0% |
| BB% | 10.8% | 6.4% to 15.3% | +/- 4.5% |
| Whiff% | 28.0% | 23.4% to 35.8% | +/- 6.2% |
| HR/9 | 1.09 | 0.35 to 2.14 | +/- 0.89 |
| xwOBA Against | 0.289 | 0.232 to 0.365 | +/- 0.067 |
| Barrel% Allowed | 8.4% | 4.2% to 12.5% | +/- 4.2% |
| ERA | 4.31 | 2.14 to 7.19 | +/- 2.52 |
| FIP | 4.15 | 2.55 to 6.90 | +/- 2.17 |
| WHIP | 1.261 | 0.925 to 1.725 | +/- 0.400 |
| xwOBA | 0.322 |
| K% | 20.2% |
| BB% | 12.9% |
| Barrel | 9.7% |
| xwOBA | 0.292 |
| K% | 21.1% |
| BB% | 9.3% |
| Barrel | 7.3% |
