In 2010, he played only in the international friendly between Santos x Red Bull / NY.
On 16 December 2013, Costa, who has his contract ended in last day of the year, announced his retirement of football. According him: "It was 21 years as a professional footballer, I have played since I was 15 years old. I lost my joy of playing. I have no hurts from Santos, I just stay sad for being not chosen."