Teams are at least circling on free-agent left-hander Dallas Keuchel. And one of the teams in the mix seems virtually certain to add starting pitching this season, given its recent activity in both the trade and free-agent markets.



The Padres are engaged in continuing dialogue with Keuchel’s camp, made a serious push to trade for Indians right-hander Trevor Bauer as the season was opening and also have spoken with the Blue Jays about righty Marcus Stroman, major-league sources say.



Trades shortly after Opening Day are rare, and the Padres are not close on any addition, sources say. To this point, they have been unwilling to meet the price of Keuchel’s agent, Scott Boras, and the same goes for other teams monitoring the pitcher’s market.



The Mets and Brewers are among the other clubs that have checked in on Keuchel, though the Brewers remain more interested in the other top remaining free agent, reliever Craig Kimbrel, sources say. The Mets...