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 | 3.84 |
| ERA current pace | 3.03 |
| ERA rolling p50 | 3.51 |
| Observed weight | 40% |
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 |
|---|---|---|---|---|
| FB | 49.5% | 194 | 109 | limited sample |
| SL | 40.3% | 158 | 102 | limited sample |
| CB | 10.2% | 40 | 104 | limited sample |
Renamed from the attempted Kirby Index after audit; true Kirby requires release-angle trajectory data.
| ERA Δ | -0.86 |
| K% Δ | +0.058 |
| Sample | 39.0 IP |
positive regression
| Metric | Point | Range | Half-width |
|---|---|---|---|
| Innings | 69.4 | -- | -- |
| Batters Faced | 288 | -- | -- |
| K% | 23.2% | 19.9% to 29.9% | +/- 5.0% |
| BB% | 8.0% | 5.7% to 11.6% | +/- 2.9% |
| Whiff% | 23.2% | 20.8% to 29.2% | +/- 4.2% |
| HR/9 | 1.15 | 0.21 to 1.53 | +/- 0.66 |
| xwOBA Against | 0.300 | 0.260 to 0.331 | +/- 0.036 |
| Barrel% Allowed | 7.6% | 4.3% to 10.2% | +/- 3.0% |
| ERA | 3.87 | 2.46 to 5.42 | +/- 1.48 |
| FIP | 3.90 | 2.65 to 5.22 | +/- 1.28 |
| WHIP | 1.220 | 0.989 to 1.557 | +/- 0.284 |
| xwOBA | 0.227 |
| K% | 21.7% |
| BB% | 7.4% |
| Barrel | 4.1% |
| xwOBA | 0.250 |
| K% | 21.1% |
| BB% | 7.0% |
| Barrel | 5.8% |
