The winner of the Men’s and Women’s 2017 U18 3x3 World Cup qualified to the Youth Olympics.

Afterwards, the top 8 unqualified teams from each gender in the FIBA U18 3x3 National Federation Rankings (updated on 1 April 2018) qualified to the Youth Olympics.

[1] To be eligible to participate at the Youth Olympics athletes must have been born between 1 January 2000 and 31 December 2002.

Furthermore, all team members must have participated in two FIBA sanctioned 3x3 events between 31 July 2017 and 31 July 2018 and all national federations must have organized at least three FIBA endorsed events between 1 April 2017 and 1 April 2018.

The top two ranked teams in each pool proceed to the knockout stage and the losers are eliminated.