ESPN's Jeff Passan reported the American League East team and southpaw agreed to a six-year, $170 million contract extension that begins in 2026 and features an opt-out after 2030. Passan noted it is "by far the largest deal ever for a pitcher with 4+ years of service."

The Red Sox wanted a measure of protection in case Crochet suffers a major arm injury. In order to give that, Crochet had to get further benefit if he remained healthy.

Ace left-hander Garrett Crochet has agreed to a record-breaking $170 million, six-year contract with the Boston Red Sox, according to a person familiar with the negotiations