Study 1 · September 26, 2026
16.1%
46 of 286 checked vendors were never named in 2,095 answers.
Skip to content
Broadcastwell Research · September 26, 2026
What AI answers reveal.
Open studies of vendor mentions, seller prices and variation between repeated answers. Reports and data are CC BY 4.0.
Study 2 · September 26, 2026
56.9%
70 of 123 sellers publish a paid price.
What AI search visibility costs in 2026
Study 3 · September 26, 2026
22.2%
1,785 of 8,055 single-run vendor namings were not repeated by both other runs.
Run-to-run noise: what one AI answer tells you and what three do
The September Index figure (16.1% of 286 vendors, five engines, three runs) uses a different sample from Volume I's 35% (85 companies, one engine). These are different samples, not a trend.