James Paxton

LHP

Team: Boston Red SoxThrows: LHeight: 6'4"Weight: 212 lbDOB: Nov 6, 1988Born: Ladner, BC, CanadaActive

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Games

4.40

ERA

5.3%

K-BB%

93.2 mph

FB Velo

24.5%

CSW%

Stuff+

-8 vs MLB 100

vL 101vR 84▼

DLoc+

117

+17 vs MLB 100

vL 118▲vR 115▲

Stockyard PLoc+

-3 vs MLB 100

2024 Stockyard PLoc+ -> 2025

Pitching+

-16 vs MLB 100

vL 102vR 97

Synergy

Pitch Arsenal

Click a pitch to collapse or expand details

Pitching+ drivers · League average 96.6 → 84

Vertical location

−4.2

Horizontal location

+4.1

Break across arm slot

−4.0

Vertical approach angle

−2.3

Velocity

−2.2

Carry along arm slot

−2.0

Everything else

−2.0

4-Seam Fastball

54.3%|Pitching+101

PLoc+

112▲-> 2025

Velocity

93.2mph

Spin

2090rpm

CSW%

21.7%

iVB / iHB

13.8" / 10.5"

Stuff+

DLoc+

Pitching+

vs L

95▼

116▲

103

vs R

88▼

118▲

100

Pitching+ drivers · League average 103.4 → 101

Vertical location

−2.7

Break across arm slot

−2.5

Zone-relative height

+2.2

Horizontal location

+2.0

Release side

+1.7

Vertical approach angle

−1.2

Everything else

−1.9

Curveball

30.3%|Pitching+103

PLoc+

105▲-> 2025

Velocity

80.8mph

Spin

1938rpm

CSW%

31.5%

iVB / iHB

-4.8" / -1.1"

Stuff+

DLoc+

Pitching+

vs L

109▲

106▲

104

vs R

92▼

107▲

101

Pitching+ drivers · League average 104.0 → 103

Zone-relative height

−1.3

Carry along arm slot

−1.0

Velo gap vs fastball

−0.8

Horizontal approach angle

+0.7

Spin rate

−0.6

Horizontal location

+0.5

Everything else

+1.5

Changeup

6.6%|Pitching+99

PLoc+

97-> 2025

Velocity

82.6mph

Spin

1995rpm

CSW%

14.3%

iVB / iHB

9" / 13.9"

Stuff+

DLoc+

Pitching+

vs L

113▲

93▼

vs R

108▲

88▼

100

Pitching+ drivers · League average 103.6 → 99

Horizontal location

−5.2

Release side

+2.8

Velo gap vs fastball

+2.5

Zone-relative height

−2.1

Vertical location

−1.4

Velocity

−0.9

Everything else

−0.3

Sinker

5.7%|Pitching+103

PLoc+

102-> 2025

Velocity

92.5mph

Spin

2053rpm

CSW%

23.5%

iVB / iHB

10" / 14.1"

Stuff+

DLoc+

Pitching+

vs L

103

120▲

108▲

vs R

82▼

110▲

Pitching+ drivers · League average 101.9 → 103

Horizontal location

+3.4

Seam-shifted wake: amount

−1.9

Release side

+1.6

Vertical location

+1.1

Break across arm slot

−1.0

Seam-shifted wake: direction

−0.6

Everything else

−1.5

Cutter

3.1%|Pitching+100

PLoc+

97-> 2025

Velocity

84mph

Spin

1960rpm

CSW%

28.3%

iVB / iHB

2.6" / -1.7"

Stuff+

DLoc+

Pitching+

vs L

114▲

91▼

101

vs R

92▼

72▼

Pitching+ drivers · League average 103.0 → 100

Break across arm slot

−2.6

Release side

+1.8

Carry along arm slot

+1.7

Zone-relative height

−1.5

Horizontal location

−1.3

Velocity

−1.2

Everything else

+0.1

xRV (Expected Run Value): Expected runs per 100 pitches using xwOBA on batted balls (BABIP-neutral). Negative = good (runs prevented), Positive = bad (runs allowed).

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James Paxton

Pitch Arsenal

4-Seam Fastball

Curveball

Changeup

Sinker

Cutter

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