The nonprofit formed to raise money for the event spent $1.1 million to have pop star Gwen Stefani perform at the gala.
VIDEO: APEC gala with Pres. Biden, world leaders with performance by Gwen Stefani
The hottest event in SF: APEC party with Biden, world leaders
President Biden's nearly $8 million party was at the Exploratorium.
According to ABC7's partners at the SF Standard, $20 million in private donations was put together and paid all the bills for the party.
Other costs like food and drinks along with pyrotechnics and the fireworks show cost more than $460,000.
MORE: APEC 2023: Reaction, reviews are mixed post-summit in San Francisco
The city's chief of protocol says the president's party and other events during APEC were designed to "help San Francisco shine on a global stage."