Player

Jack Leiter

TEXPBats RThrows RActive

Season

Matchup

Pitcher DNA

Season identity from stored cubes. Open Fingerprint.

Mix

38.5%

Velocity

91.9 mph

Research indexes

Research scores for 2026. Open Metrics for the decompositions. Not a recommendation.

Pitch Shape

Confidence: MED
Pitches: 1,397
Stability: 32.6%

Command

Confidence: HIGH
Pitches: 1,397
Stability: 61.1%

Deception

Confidence: MED
Pitches: 1,397
Stability: 22.6%

Execution

Confidence: MED
Pitches: 1,397
Stability: 8.5%

Arsenal Synergy

Confidence: HIGH
Pitches: 1,397
Stability: 55.5%

Mechanical Consistency

Confidence: HIGH
Pitches: 1,397
Stability: 80.5%

Pitch Predictability

Confidence: MED
Sequences: 1,042
Stability: 39.6%

Arsenal Separation

Confidence: HIGH
Pitches: 1,397
Stability: 54.7%

Pitcher Adaptability

Confidence: MED
Pitches: 1,397
Stability: 0.0%

Pitch Shape2212 pctl
Command2755 pctl
Deception5939 pctl
Execution3513 pctl
Arsenal Synergy2730 pctl
Mechanical Consistency6894 pctl
Pitch Predictability1214 pctl
Arsenal Separation2450 pctl
Pitcher Adaptability746 pctl

Season neighbors

Archetype and nearest neighbor for 2026 (Overall). Open Similar. Not a recommendation.

Archetype

change-heavy / glove-side

Nearest

Zack Wheeler

ERA

5.29

FIP

4.76

WHIP

1.44

23.4%

BB%

9.9%

K-BB%

13.5%

League percentiles

Qualified pitchers, 2026 (50 IP).

ERA5.2913 pctl
FIP4.7617 pctl
WHIP1.4418 pctl
K%23.4%57 pctl
BB%9.9%30 pctl
K-BB%13.5%52 pctl

Season-over-season

ERA vs FIP across seasons.

Season line

Innings from outs; FIP uses strikeouts, walks, HBP, and home runs.

Year	G	IP	SO	BB	ERA	FIP
2026	15	80.0	83	35	5.29	4.76
2025	29	151.2	148	67	3.86	4.15
2024	9	35.2	31	17	8.83	5.66