
#9 SP · Tigers
Height
6'4"
Weight
225 lbs
Age
30
College
N/A
Draft
2014, Rd 1, #34
Experience
9 yrs
Bats/Throws
R/R
Grade this player:
| Year | Team | GP | ERA | W-L | K | WHIP | IP | SV |
|---|---|---|---|---|---|---|---|---|
| Career | ![]() | 201 | 3.7899408 | 63-57 | 1154 | 1.2071006 | 0.0 | 0 |
Length
2 years
Total Value
$35.0M
Guaranteed
$21.0M
AAV
$17.5M/yr
Jack Flaherty grades out as a solid above-average starter in Detroit's rotation — a reliable mid-rotation arm operating at a level that earns genuine respect without generating ace-level conversation. His 2019 All-MLB Second Team selection established that his ceiling is real, and his current role at 30 confirms he remains an established veteran capable of eating innings at a professional level, even if that peak form feels like a chapter that's drifted further into the rearview. The recent Patriot's Day loss to Boston — one of several stumbles that have contributed to a trending-down performance grade over the last 30 days — raises legitimate questions about consistency, and his 4-10 road record as part of a Tigers club that has struggled away from home doesn't help the case for a full-scale resurgence. At $17.5M, Flaherty represents a perfectly calibrated mid-rotation investment: the contract was never designed to buy an ace, and so far it's delivering exactly the quality-starter floor that Detroit's front office likely penciled in. The narrative around him is defined by professional competence rather than must-watch dominance, and the media reflects that accurately — pitch breakdowns and matchup previews rather than Cy Young discourse. For the grade to trend back upward toward where it was in early spring, Flaherty needs sustained execution across a full month, not isolated sharp outings — and with the Tigers sitting at 12-11 and fighting for American League Central positioning, the margin for continued soft performances is narrowing fast.
| Date | OPP | Result | AB | H | R | HR | RBI | BB | SO |
|---|---|---|---|---|---|---|---|---|---|
| Wed, 5/6 | vs BOS | L 0-4 | - | - | - | 0 | - | - | - |
| Fri, 5/1 | vs TEX | L 4-5 | - | - | - | 0 | - | - | - |
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Jack Flaherty is a veteran in his 9th MLB season listed at SP for the Tigers. FanVerdicts maintains four independent grades for every MLB player on an active roster — Contract Value Index for the deal itself, Performance for on-field production, Sentiment for media and fan reaction, and Fan Verdict for community voting. Current grades for Jack Flaherty: Contract Value Index C+, Performance B, Sentiment D-, Fan Verdict pending.
Every grade refreshes on its own cadence as new data lands. Performance recalculates when MLB game stats post; Sentiment updates with new media coverage and fan discussion; Contract Value Index recomputes when contract terms change; Fan Verdict reflects live community voting on this profile. Contract details below show the structure (years, total value, average annual value, guarantees) the Contract Value Index grade is computed against.
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Public perception of Jack Flaherty has taken a sharp hit, and the sentiment grade of D- reflects just how deep the frustration runs among Tigers fans and the broader baseball media right now. The narrative is almost entirely defined by his command problems — a walk-heavy outing against Boston on Patriots' Day crystallized the critique, with coverage framing him as a liability rather than the $17.5M frontline starter Detroit needs him to be. What makes this particularly complicated is that his performance grade still sits at a respectable B, meaning the raw results have not been catastrophic, but the process — specifically the lack of control — is what's drawing the fire and eroding confidence in his ability to sustain that production. A brief personal news announcement temporarily pulled the spotlight away from his pitching, but it did nothing to redirect the narrative; the command story snapped right back into focus and remains the dominant frame. Detroit's roster moves in recent days — including IL designations for Tarik Skubal and Casey Mize alongside infield additions — paint a picture of a team navigating real roster instability, which only amplifies the pressure on Flaherty to stabilize a rotation under strain. The silver lining is that the sentiment trend is moving upward from an F, suggesting the conversation is at least beginning to acknowledge some baseline floor, but Flaherty is a long way from rehabilitating his image with a 37-game stretch of regular season still ahead before this year wraps up. Until the walks come down, the perception gap between his grades will keep fueling the criticism.