At Amazon’s annual unBoxed conference, the surging digital ad giant introduced AI agents to brainstorm and make ads—and then place them everywhere. The execs behind the innovations tell Fast Company how they’re reinventing TV ads for the AI age. Amazon ushered in a new era for television advertising when it converted Prime Video into an ad-supported experience by default in 2024. By the middle of this year, some 130 million U.S. viewers were on Prime Video’s ad tier, watching between four and six minutes of ads per hour, according to an Adweek report.