America's Got Talent's nearest audiences are dominated by NASCAR — not by other talent competitions or broadcast entertainment shows.
The shape is flat: the top 10 neighbors span a narrow similarity band from 0.92 down to 0.90, with no single entity pulling far ahead of the rest. Team Chevy leads at 0.92, followed closely by Pawn Stars at 0.92 and Candace Cameron Bure at 0.92. From there, NASCAR on NBC (0.91) and Fox: NASCAR (0.91) continue a pattern that runs deep into the broader neighbor set. Tallying the top 10 by subcategory: four are TV Shows (Pawn Stars, FOX Motorsports, NASCAR Xfinity, and AGT's own subcategory peer), two are TV Channels (NASCAR on NBC, Fox: NASCAR), two are Actors (Candace Cameron Bure, Michael Weatherly), one is Auto (Team Chevy), and one is Athletes (Kurt Busch). The motorsports thread — TV channels, auto brands, racing athletes, and racing-adjacent media — accounts for the majority of the cluster's character. The two actors in the top 10, Candace Cameron Bure and Michael Weatherly, are the only non-motorsports, non-TV-show entries in the set.
What the flat shape reveals is that AGT's audience is not defined by a single strong affinity but by a consistent mainstream American profile that overlaps broadly with stock-car racing culture, legacy cable TV, and middle-America entertainment — a cluster that holds its shape across very different kinds of entities.