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 | 3.62 |
| ERA current pace | 4.43 |
| ERA rolling p50 | 3.99 |
| Observed weight | 46% |
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 |
|---|---|---|---|---|
| SI | 65.2% | 217 | 101 | qualified |
| SL | 28.2% | 94 | 107 | limited sample |
| FB | 6.6% | 22 | 101 | limited sample |
Renamed from the attempted Kirby Index after audit; true Kirby requires release-angle trajectory data.
| ERA Δ | +0.61 |
| K% Δ | -0.032 |
| Sample | 43.7 IP |
positive regression
| Metric | Point | Range | Half-width |
|---|---|---|---|
| Innings | 37.2 | -- | -- |
| Batters Faced | 158 | -- | -- |
| K% | 18.6% | 12.9% to 26.8% | +/- 7.0% |
| BB% | 7.2% | 4.3% to 11.1% | +/- 3.4% |
| Whiff% | 20.0% | 16.4% to 26.3% | +/- 4.9% |
| HR/9 | 1.10 | 0.41 to 1.85 | +/- 0.72 |
| xwOBA Against | 0.322 | 0.249 to 0.372 | +/- 0.061 |
| Barrel% Allowed | 7.6% | 3.6% to 11.5% | +/- 4.0% |
| ERA | 3.82 | 2.27 to 6.25 | +/- 1.99 |
| FIP | 4.13 | 2.62 to 5.27 | +/- 1.32 |
| WHIP | 1.326 | 1.053 to 1.721 | +/- 0.334 |
| xwOBA | 0.306 |
| K% | 15.1% |
| BB% | 7.6% |
| Barrel | 7.3% |
| xwOBA | 0.277 |
| K% | 18.3% |
| BB% | 5.6% |
| Barrel | 7.2% |
