DataBaseball
2026
Peter Lambert headshot

Pitcher · 2026

Peter Lambert

Age
29
B/T
R/R
Height
6' 2"
Weight
208 lb
Number
#38
Born
April 18, 1997 in San Dimas, CA, USA
MLB debut
June 6, 2019
Drafted
2015, round 2
High school
San Dimas
dbWAR
1.5
2 season(s)
IP
113.2
ERA
3.09
FIP
3.88
K/9
8.8
FIP−
93
100 = avg

Peter Lambert is a starting pitcher for the Houston Astros. In 2026 he struck out 111 batters over 113.2 innings across 20 appearances, 20 of them starts, going 8-6. His ERA of 3.09 was 26.1% lower than the league average of 4.18 — 4th of 17 on his team, and 113th of 467 among MLB pitchers with 20+ innings. Stripping out defence, his 3.88 FIP suggests that his ERA had some help behind him. He missed bats on 25.5% of swings (12.4% of every pitch he threw), walked 9.3% of the batters he faced and struck out 23.5%. His 1.5 dbWAR is built from that FIP rather than runs allowed, so it credits him for what he controls and not for the defence behind him.

League context

Percentile among qualified pitchers, 2026.

FIP3.88
K/98.8
WHIP1.15
WAR1.5

Platoon splits

How left- and right-handed hitters fare against him.

Opponent batting by the side the hitter bats from, 2026. Counted from play-by-play, so totals can differ from the box-score season line by a plate appearance or two.
SplitPAABHHRBBSOAVGOBPSLGwOBAK%
vs LHB2512123243462.151.279.226.24724.7%
vs RHB2212075581049.266.312.425.32422.2%

Pitch sequencing

What Peter Lambert throws in each count, and what he follows each pitch with. Select any cell for the breakdown.

ShowBatter
Four-seamChangeupSliderCutterSinkerSweeperSlurveCurveball

Select a count to see exactly what Peter Lambert throws in it.

Pitch arsenal

What he throws, how hard, and how often it misses in 2026.

Four-Seam Fastball31.1%58793.92,30353.7%26.3%
Changeup23.0%43487.01,56646.3%35.3%
Slider13.4%25485.62,63542.9%26.3%
Cutter10.1%19091.52,33450.0%16.5%
Sinker9.7%18393.32,16541.0%4.8%
Sweeper8.3%15682.72,73341.0%27.5%
Slurve4.0%7579.92,62738.7%11.8%
Peter Lambert's arsenal by usage. Velocity is average release speed in mph, spin in rpm, and whiff rate is misses per swing — the cleanest single measure of whether a pitch beats hitters.

Pitching

Standard and advanced, by season.

Trend
20262020113.28608739111443.093.881.158.83.574931.5
202428361.1250733950295.724.541.667.34.31401110.0

Head to head

Put Peter Lambert beside up to three others.

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Peter Lambert

Similar players

Nearest 2026 seasons by command, run prevention and role, on rate statistics rather than totals.

How these are computed

wOBA uses linear weights measured from this season's own play-by-play rather than published constants, and wRC+ is park-adjusted against that same league. dbWAR is our own open implementation — not fWAR or bWAR — and the full derivation, including its simplifications, is on the methodology page.