Findings

Not a blog. A post appears here when the data shows something true across multiple measurement cycles — never on a schedule, never to fill space. Each one states a measured fact, links the data behind it, and stops there: no advice on what a company should do about it.

FIGURES AS OF 2026-10-05

Market concentration · all 100 markets

AI models name one of the top 3 companies in 76.3% of responses, on average

Across the 100 markets measured, the share of responses naming one of the top 3 companies ranges from 52.9% (HVAC contractors, Phoenix, AZ) to 90.6% (HVAC contractors, Atlanta, GA). Methodology →

Company breadth · all 100 markets

Of 4,340 companies named by AI models, 69% appear in only one of the 100 markets

2,988 companies have been named in a single market; 677 (16%) in three or more. A market is one city and one service category. Get the data →

Still checking

One pattern is currently being checked against additional cycles before it qualifies: on one provider, a question phrased as an emergency skips web search noticeably more often than the same question asked directly. It isn't published here until it holds across enough cycles to rule out one unusual night.