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Pirates Brace for Prospect Bidding War as Cubs and Mets Pursue Mitch Keller

Chicago, New York weigh high-value prospect packages to secure Keller’s team-controlled deal before the July 31 deadline.

PITTSBURGH, PENNSYLVANIA - JULY 2: Mitch Keller #23 of the Pittsburgh Pirates pitches in the first inning during the game against the St. Louis Cardinals at PNC Park on July 2, 2025 in Pittsburgh, Pennsylvania.
HOUSTON, TEXAS - JUNE 29: Jameson Taillon #50 of the Chicago Cubs pitches in the third inning against the Houston Astros at Daikin Park on June 29, 2025 in Houston, Texas.
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Overview

  • Mitch Keller has posted a 3.64 ERA, a 1.19 WHIP and 84 strikeouts in just over 106 innings this season, underscoring his consistency despite a 3–10 record.
  • He is under a five-year, $77 million extension through 2028, making him one of the most controllable pitching assets available.
  • Both the Cubs and Mets have formally contacted Pittsburgh, with internal assessments placing Keller’s probability of being traded around 70 percent.
  • Both clubs are pursuing Keller to strengthen their rotations—Chicago aiming to bolster for October contention and New York seeking depth amid multiple starter injuries.
  • Pittsburgh is expected to demand a package of top pitching prospects in any deal, with names like Jonah Tong or Nolan McLean in play.