For much of the offseason, Alonso’s return was no guarantee. At points, Stearns said, he thought “there was a very real possibility that he was going to end up elsewhere.” Cohen described the talks as “exhausting” in late January, adding “I don’t like what’s been presented to us.”

PORT ST. LUCIE — The Mets can expect a “motivated” Pete Alonso this season. David Stearns, the team’s president of baseball operations, used that description of the slugging first baseman Wednesday after Alonso’s two-year contract worth $54 million for a return to the Mets became official.