Ortiz, 36, last pitched in the Major Leagues in 2007, splitting time between the Twins and Rockies. He pitched in Japan in '08 and for the Giants' Triple-A affiliate in Fresno last year, going 5-6 with a 3.05 ERA.
He is 84-80 in nine big league seasons and was the winning pitcher for the Angels in Game 3 of the 2002 World Series against the Giants.
Ken Gurnick is a reporter for MLB.com. This story was not subject to the approval of Major League Baseball or its clubs.