BOS · P

Jake Bennett

Age 25 B/T L/L 6′6″, 234 lb USA MLB debut 2026

40-man FV 45 · #9 in org

Boston’s roster as it stands #4 starter · 119 IP · 2.0 WAR in the role
Trade read Unlikely to be traded: Young, controllable regular (age 26, control through 2032): the kind of player clubs build around.

Keystone Stuff 95 29th pct

2026 fWAR 2.3

Projected 2027 WAR 2.1 at 127 IP · 2.0 in his 2027 role

Pitching · 2026 percentiles

vs. MLB pitchers with 500+ pitches · 1,618 pitches

Keystone Stuff 95

Keystone Location 116

Keystone Pitching 120

Run value (xRV) +0.55

Strikeout % 20.0%

Walk % 4.6%

Whiff % 23.7%

Chase % 37.4%

Fastball velo 92.6

Extension 7.1 ft

113.1 IP3.65 ERA3.51 FIP 31° arm

Arsenal & Pitch Lab

Movement normalized to arm side · Keystone Stuff by pitch

LHP · arm angle 31° · how to read

Pitch	Use	Velo	IVB	HB	Stuff	Loc	Whiff	xRV/100
Four-seam35% use	35%	92.8	11.8	+12.0	93	113	20%	−0.28
Changeup27% use	27%	83.5	5.4	+12.8	92	118	33%	+1.95
Sinker24% use	24%	92.3	4.4	+16.8	105	111	12%	+0.96
Sweeper8% use	8%	79.6	−6.0	−11.5	110	83	37%	+0.35
Cutter4% use	4%	85.0	3.0	+0.5	83	96	33%	−0.27
Curveball2% use	2%	78.8	−9.6	−3.6	90	77	18%	−4.96

No mix change or new pitch clears its bar. The arsenal is efficient for its shapes.

Most similar pitchers

Pitches like Bennett: same hand, shape, slot and mix

Similarity	Player	Stuff	’26 WAR	’27 proj	2027
51	Parker Messick CLE · ’00	96	4.9	3.9	Pre-arb
47	Eduardo Rodriguez AZ · ’93	91	3.2	1.6	Signed $19.0M
47	Steven Matz TB · ’91	101	0.0	0.1	Signed $7.5M
46	Connelly Early WSH · ’02	104	0.8	1.5	Pre-arb
45	Trevor Rogers BAL · ’97	106	4.0	3.3	Free agent

Same-handed pitchers nearest on fastball velocity and shape, arm angle, extension, pitch mix, secondary shapes, Stuff, whiff rate and workload. 2026 regulars only.

Pitch locations · 2026

Where each pitch finishes, by batter side

Four-seam 40%

48% zone

Changeup 32%

31% zone

Sinker 18%

59% zone

Sweeper 5%

20% zone

Where each pitch finishes, catcher’s view. The bar marks the batter’s side; the box is an average strike zone. Pitches with 40+ thrown to this side.

Contract & projection

Club control (RosterResource) · Keystone projected WAR

2027 2.1 WAR Pre-arb $780K*

2028 2.2 WAR Pre-arb $803K*

2029 2.2 WAR Pre-arb $828K*

2030 2.2 WAR Arbitration $4.1M*

* projected arbitration or minimum salary. Contract Studio →

Minor leagues

MLB Stats API · public box-score data

SeasonLevel	Level	Team	Age	G	PA / IP	PA / IP ·Line
2026AAA	AAA	Worcester Red Sox	25	9	39.1 IP	39.1 IP · 1.60 ERA · 26.1% K · 5.7% BB
2025A	A	Fredericksburg Nationals	24	2	6 IP	6 IP · 1.50 ERA · 31.8% K · 0.0% BB
2025A+	A+	Wilmington Blue Rocks	24	7	23.2 IP	23.2 IP · 1.90 ERA · 26.4% K · 8.8% BB
2025AA	AA	Harrisburg Senators	24	10	45.2 IP	45.2 IP · 2.56 ERA · 17.9% K · 6.0% BB

FanGraphs: FV 45 · ETA 2026. Public pitch tracking exists only at Triple-A and some Florida State League parks.