The draw for the group stage was held on 17 March 2025, 20:00
PYT (
UTC−3), at the CONMEBOL Convention Centre in
Luque, Paraguay. Teams were seeded by their
CONMEBOL Clubs ranking as of 16 December 2024 (shown in parentheses), taking into account the following three factors: • Performance in the last 10 years, taking into account Copa Libertadores and Copa Sudamericana results in the period 2015–2024. • Historical coefficient, taking into account Copa Libertadores and Copa Sudamericana results in the period 1960–2014 and 2002–2014 respectively. • Local tournament champion, with bonus points awarded to domestic league champions of the last 10 years. For the group stage, the 32 teams were drawn into eight groups (Groups A–H) of four containing a team from each of the four pots. Teams from the same association could not be drawn into the same group, excluding the four winners of the third stage, which were allocated to Pot 4 and could be drawn into the same group with another team from the same association. ;Notes The following are the four winners of the
third stage of qualifying which joined the 28 direct entrants in the group stage. ==Format==