The Red Sox optioned Eaton to Triple-A Worcester on Thursday, Ari Alexander of 7 News Boston reports.
Eaton spent 24 hours with the Red Sox but didn't appear in Wednesday's game against the Blue Jays. Eaton is slashing .292/.373/.458 with three homers, 12 RBI, 16 runs scored, six stolen bases and a 12:25 BB:K at Triple-A this season.