Best AI Visibility Tools in 2026 (AEO/GEO) — With the Numbers Vendors Don't Show
AEO, GEO and 'AI visibility' are three names for one category, and the tools all promise the same dashboard. From running our own six-engine monitor in production: measuring one question across six engines costs 24.5¢ at vendor-billed rates, ChatGPT's API only browses the web on ~74% of calls, and corpus mention counts invert against live answers at both ends. The tier map, the measured cost table, and the five questions that separate real monitors from vibes.
