Giolito, Lucas
Run-prevention profile built on workable command
Preseason / current pace / Bayesian update
Rolling bands shrink current-season signal toward the preseason prior until the sample earns more weight.
| ERA preseason | 4.15 |
| ERA current pace | 2.70 |
| ERA rolling p50 | 3.87 |
| Observed weight | 19% |
Actual percentile with projection tick
100th = best in MLB.
Stuff+ and arsenal context
Stuff+ appears when the current pitch-event scoring artifact includes this pitcher; Arsenal Decomposition remains descriptive support under Stuff+.
Arsenal optimization map
Pitch-shape context from this pitcher’s current arsenal snapshot. Hover a pitch to inspect usage, movement, and bat-missing context.
xwOBA allowed snapshot line
Live snapshot series; true 50/100 PA windows require PA-level logs
No Live State xwOBA snapshots are available for this player.
Aggregate zone heatmap
Aggregate zone metrics from seasonal Statcast leaderboards.
Usage mix, movement map, and Stuff+ composition
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 | 42.3% | 69 | 98 | limited sample |
| CH | 38.7% | 63 | 104 | limited sample |
| SL | 16.0% | 26 | 94 | limited sample |
| CB | 3.1% | 5 | 108 | limited sample |
Renamed from the attempted Kirby Index after audit; true Kirby requires release-angle trajectory data.
Current-season signal
No Live State delta is available for this player yet.
Point projection and range
| Metric | Point | Range | Half-width |
|---|---|---|---|
| Innings | 142.8 | -- | -- |
| Batters Faced | 616 | -- | -- |
| K% | 19.3% | 17.5% to 26.1% | +/- 4.3% |
| BB% | 8.6% | 6.7% to 11.4% | +/- 2.4% |
| Whiff% | 20.5% | 19.1% to 26.5% | +/- 3.7% |
| HR/9 | 1.43 | 0.92 to 2.14 | +/- 0.61 |
| xwOBA Against | 0.322 | 0.281 to 0.358 | +/- 0.039 |
| Barrel% Allowed | 8.6% | 4.4% to 12.5% | +/- 4.0% |
| ERA | 4.42 | 2.94 to 5.72 | +/- 1.39 |
| FIP | 4.38 | 3.43 to 5.58 | +/- 1.07 |
| WHIP | 1.313 | 1.060 to 1.549 | +/- 0.245 |
2412 career BF
| xwOBA | 0.319 |
| K% | 19.7% |
| BB% | 9.6% |
| Barrel | 10.7% |
2681 career BF
| xwOBA | 0.310 |
| K% | 19.1% |
| BB% | 7.6% |
| Barrel | 8.1% |