Thomas (shoulder) was released by the Dodgers on Sunday, MLB.com reports.
Thomas was designated for assignment Thursday.
Thomas has a 1.59 ERA and .179 opponent batting average through 11.1 innings at Triple-A Oklahoma City this season.
Thomas was optioned to minor league camp Thursday.
Thomas was recalled from Triple-A Oklahoma City on Tuesday.
Thomas was optioned to Triple-A Oklahoma City on Saturday, Adam Rubin of ESPN New York reports.
Thomas allowed one run on three hits, he did not walk a batter, and struck out five over five innings of a 7-2 win against the Mets on Friday night.
Thomas will start Friday's game against the Mets, Jon Heyman of CBS Sports reports.
The Dodgers recalled Thomas from Triple-A Oklahoma City on Wednesday.
Thomas was optioned to Triple-A Oklahoma City on Wednesday, Dylan Hernandez of the Los Angeles Times reports.