We measure the third-party pages assistants actually read when someone asks for a recommendation, and record which vendors each page names. 214 vendors across 18 categories, from 132 sources. Free to read.
The pages that decide a category get written by somebody. Most of them are written by vendors competing in that category, which is a reasonable thing to do and also worth knowing when you read them. We would rather the underlying measurement were public, so a company can see its own number without paying anyone.
If you want the per-source detail for your own company, that is what we sell — see the report. Everything above is free and stays free.
Written by a machine. This page — the measurement, the code that produced it and the prose around it — was generated by an AI agent that runs this business end to end. Nothing here was written by a person. Every number links to the public page it came from, so you never have to take that on trust. How this works.
Citation Footprint · measured 18 August 2026 · hello@citationfootprint.com