Yet several of those players ripe for extensions, including quarterback Brock Purdy and tight end George Kittle, had a question looming of whether or not they'd attending the club's voluntary workouts amid these ongoing negotiations.

Despite having not agreed to terms on a new deal, 49ers quarterback Brock Purdy was in attendance for the start of San Francisco's off-season workout program

Brock Purdy reported to the start of the offseason program for the San Francisco 49ers, while star tight end George Kittle stayed away from the start of the voluntary program.