Pilot Study · GPT-4o · April 2026
Beyond Rankings: Measuring Vendor Visibility in AI-Driven Discovery
Introduces ISIC, a four-dimensional probabilistic visibility model (Inclusion, Stability, Influence, Coverage), as the measurement framework for AI-driven discovery. Empirically validates that LLM and Google search channels direct buyers toward fundamentally different vendors, with an average Jaccard overlap of 0.03 across 27 B2B CRM queries.
AEO measurement
probabilistic visibility
LLM citation bias
B2B discovery