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Jacob Mayers

BOS · LoA→HiA · Age 22 · 65.0 IP
RHP LoA→HiA BOS
23.9
TiltValue (ProspectTilt Composite)
Jacob Mayers is a 22-year-old RHP in the BOS organization, currently at the LoA→HiA level. Across 65.0 innings, Jacob has posted a 4.43 ERA with a 4.60 xFIP and 1.61 WHIP. The strikeout rate sits at 30.5% against a 20.7% walk rate, a 9.8% K-BB% and 16.3% swinging-strike rate.
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Core Metrics
ERA
4.43
xFIP
4.60
K%
30.5
BB%
20.7
Command & Stuff
WHIP
1.61
K-BB%
9.8
SwStr%
16.3
IP
65.0
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Data via ProspectTilt PitchIQ — live MiLB Statcast analytics.
Stats current as of September 15, 2026. Updated nightly.
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