GEO is no longer theoretical. For the first time, Stacker partnered with Scrunch to track how earned media distribution affects brand citations across eight AI platforms.

The findings are clear: distribution makes a measurable difference. Nearly two-thirds of all AI responses came through Stacker's publisher network, and syndication nearly tripled cross-platform AI coverage at the median.

This report covers what drove those results, what coverage breadth means as a new authority signal, and what it means for challenger brands in AI search.