MLB Trade Rumors confirmed it Friday night: the Red Sox have re-signed reliever Tommy Kahnle to a minor league deal, and this is not the veteran righty's first rodeo in Boston this season.
Red Sox Re-Sign Tommy Kahnle To Minor League Deal t.co/VlUZZG16HP
Kahnle actually started 2026 in Boston's system on a minors deal signed back in March, and he was filthy at Triple-A Worcester, running a 1.40 ERA through the end of May. There was an opt-out clause in that original deal for June 1, and the Sox used it as motivation to call him up rather than lose him for nothing. The problem: the stuff that dominated at Worcester didn't carry over to Fenway. In 8 appearances and 9 innings, Kahnle got torched for 8 earned runs on 12 hits and 6 walks, striking out just 5. Boston designated him for assignment at the end of June, he cleared waivers, elected free agency, and now he's right back where he started.
For a 12-year vet with a 3.70 career ERA across 464 big-league outings and a ring-clinching run with the Yankees as recently as the 2024 World Series, watching your season come full circle from Worcester to the majors and back to Worcester is a strange arc. But bullpens are meat grinders in July, and organizations love reliever depth they already know the medicals and makeup on, even if the last look in the big leagues was ugly.
That's really what this move is about. With the trade deadline bearing down, Boston needs arms stacked up in the upper minors ready to be plugged in the second something in the big-league pen breaks down or gets flipped for a rental. Kahnle gives them a name who's proven he can miss bats at Triple-A this year, even if the jump back up hasn't gone his way.
Nobody's projecting Kahnle as Boston's deadline difference-maker. This is a depth move, plain and simple. But keep an eye on Worcester's bullpen box scores over the next few weeks, because if the 1.40 ERA version shows back up, the Red Sox will have another call-up decision to make before September roster expansion even gets here.