Oakland outrighted Neal to Triple-A Las Vegas on Wednesday.
The Athletics recalled Neal from Triple-A Las Vegas on Friday.
Neal was optioned to Triple-A Las Vegas on Wednesday.
Neal retired one batter and was charged with three earned runs on three walks over a 19-pitch relief appearance in Tuesday's 7-1 loss to the Blue Jays.
Neal came away with a no-decision Wednesday in Oakland's 5-4 loss to Seattle, giving up three runs on three hits and two walks over five innings. He struck out six.
Neal is scheduled to start Wednesday's game against the Mariners in Seattle.
Neal (1-0) picked up the win in Friday's 12-4 victory over the White Sox, giving up four runs (two earned) on five hits and three walks over five innings. He struck out two.
Neal is listed as the Athletics' probable starting pitcher for Friday's game against the White Sox at Guaranteed Rate Field.
Oakland selected Neal's contract from Triple-A Las Vegas on Thursday.
The Athletics outrighted Neal to Triple-A Las Vegas on Saturday.