Griffin Jax P Tampa Bay Rays
+1.6 WAR
Age 31 RHP 6'2" / 195 lbs MLB Svc 4.0 · Ctrl thru 2027 peak 1.5 · 2026
ERA3.11
FIP2.93
xFIP4.48
SIERA4.49
K%32.0%
BB%6.6%
K-BB%25.3%
IP63
trajectory · 10 yrs
1.5peak
2026
K†7070
FB Velo
p8597.0
Whiff%
p9037.3%
K%
p9035.0%
xwOBA vs
p810.282
SI (18%)
CT (5%)
CU (7%)
SL (26%)
CH-1.6 (18%)
FB-3.3 (43%)

Career (MLE) + Projections

Park-neutral MLB-equivalent. MiLB translated via MLE factors. FIP-based WAR vs replacement FIP=5.3 (SP) / 4.95 (RP, <80 IP). FIP+ = runs above league-avg FIP · REP = replacement-level bonus.

YearAge LvlTeam GGSIPBF KBBHR K%BB%HR% ERAFIP WAR
201621ROKElizabethton Twins409408124.15
201722ACedar Rapids Kernels553112520729.2%7.9%1.3%2.614.02+0.3
201823A+Fort Myers Miracle1514883696615313.8%4.7%1.0%3.703.05+2.1
201924AAARochester Red Wings23231275219427714.7%5.7%1.6%2.903.45+2.7
202126MLBMinnesota Twins2622123530101442518.2%8.5%4.9%5.505.34-0.1
202227MLBMinnesota Twins660742978018726.9%5.9%2.2%3.272.80+1.9
202328MLBMinnesota Twins710652746818524.8%6.6%2.0%3.862.93+1.5
202429MLBMinnesota Twins720712769514434.4%5.1%1.5%2.031.65+2.7
202530MLBTampa Bay Rays732662839918735.0%6.4%2.4%4.232.27+2.0
▸ 2026 Season
202631MLBTampa Bay Rays806315517.50
ROS31MLBTB57572398016633.5%6.6%2.5%2.972.84+1.4
2026 Total31MLBTB632708521731.5%7.7%2.5%3.402.57+1.7
▸ 2027+ Projections — Marcel base + age-bracket aging
202732MLBTB1111602547819730.6%7.6%2.6%3.283.27+1.1
202833MLBTB58582437319629.9%7.7%2.7%3.353.40+1.0
202934MLBTB55552316718629.2%7.9%2.8%3.463.54+0.9
203035MLBTB52522176218628.5%8.2%2.9%3.603.69+0.7
203136MLBTB48482045617627.7%8.4%3.0%3.753.85+0.6
203237MLBTB45451895116626.9%8.7%3.1%3.924.03+0.5
203338MLBTB41411744516626.0%9.0%3.3%4.104.21+0.3
203439MLBTB38381604015525.2%9.3%3.4%4.284.40+0.2
▸ Career (all levels · actual + projected)
Career3636666027465911756621.5%6.4%2.4%3.713.40+14.2
/ 200 IP11020200832179532021.5%6.4%2.4%3.713.40+4.3

Career Path Comps

What happened to similar pitchers from this age · Y-axis: ERA+ (100 = league avg, 150 = elite, 80 = below) · Bands: P10–P90 outer, P25–P75 inner · Gold: OGILVIE projection

Profile at Match Age Next 3 Yrs Career
CompAgeRole FIPK%BB%HR/BFBABIP FIPK%K-BB%IP ΔFIPLow FIPIPMatch
Griffin Jax (OGILVIE) 2.84 33.5%6.6%2.5% 3.40 29.9%22.2%172 +0.56
Jumbo Diaz R 2026 · 3.21 FIP 31 SW 3.21 25.2%6.0%2.7%.286 3.66 21.9%12.2%152 +0.45 2.80 284 75
Anthony Swarzak R 2026 · 2.35 FIP 31 SW 2.35 30.0%5.9%1.9%.277 5.22 23.7%12.8%80 +2.87 2.35 260 72
Mark Lowe R 2027 · 2.30 FIP 32 SW 2.30 28.4%5.1%1.7%.302 5.15 19.2%9.9%98 +2.85 2.30 153 72
Tommy Hunter R 2026 · 3.00 FIP 31 SW 3.00 28.1%6.1%2.7%.257 3.13 20.5%15.1%89 +0.13 2.73 316 71
Jonathan Broxton R 2026 · 3.73 FIP 31 SW 3.73 24.5%8.2%3.0%.325 3.80 21.7%13.5%76 +0.07 3.65 137 70
Ryan Madson R 2029 · 2.94 FIP 34 SW 2.94 23.4%5.2%2.1%.244 2.97 23.9%18.7%176 +0.03 1.43 240 70
Ross Ohlendorf R 2027 · 3.33 FIP 32 SW 3.33 23.7%7.2%2.4%.342 4.98 23.4%12.7%66 +1.65 3.33 122 69
Blake Wood R 2026 · 3.35 FIP 31 SW 3.35 25.3%9.3%2.2%.364 2.91 210 69
Fernando Rodriguez Jr. R 2026 · 3.38 FIP 31 SW 3.38 26.5%9.6%2.4%.241 3.98 23.3%13.2%105 +0.60 3.38 212 69
Josh Lueke R 2025 · 2.32 FIP 30 SW 2.32 30.0%4.1%2.2%.264 2.32 107 69
Jason Adam R 2026 · 3.26 FIP 31 SW 3.26 31.1%9.0%3.0%.222 2.53 27.4%20.0%139 -0.73 2.40 362 68
Kenley Jansen R 2026 · 3.04 FIP 31 SW 3.04 30.4%6.1%3.2%.266 2.65 31.9%22.5%157 -0.39 0.97 640 68
Jay Jackson R 2026 · 2.84 FIP 31 SW 2.84 32.4%9.1%2.4%.272 3.57 29.4%19.9%41 +0.73 2.37 261 67
Joe Kelly R 2026 · 3.25 FIP 31 SW 3.25 27.4%8.8%2.5%.312 2.66 29.2%18.8%81 -0.59 2.39 556 67
Brad Brach R 2026 · 3.39 FIP 31 SW 3.39 25.5%9.1%2.4%.254 3.70 22.8%11.1%129 +0.31 2.80 410 67
Joakim Soria R 2026 · 3.48 FIP 31 SW 3.48 23.5%6.6%2.8%.258 2.91 26.6%18.9%183 -0.57 2.00 380 66
Dellin Betances R 2025 · 1.96 FIP 30 SW 1.96 42.3%8.8%2.4%.294 4.10 18.6%-1.7%12 +2.14 1.42 308 66
Pedro Báez R 2026 · 3.10 FIP 31 SW 3.10 25.0%8.0%2.0%.207 4.27 18.6%8.6%17 +1.17 2.29 332 66
Matt Bush R 2026 · 3.65 FIP 31 SW 3.65 24.2%7.9%2.9%.321 4.65 17.6%4.6%23 +1.00 2.88 249 66
David Robertson R 2026 · 3.30 FIP 31 SW 3.30 28.1%10.5%2.3%.297 2.39 34.6%26.8%138 -0.91 2.00 494 65

Contract

ESTIMATED  ·  service-time + WAR-based estimator (needs verification)
Status   Arb-2
MLB Debut   2021
Service   4.529 yrs.days
Team Control Through   2027
First FA Year   2028
YearStatusSalary Proj WAR Value Surplus
2026Arb-2$4M+1.5$12M+$8M
2027Arb-3$9M+1.1$9M+$0.1M
Totals $13M $21M +$8M