AI Citation Index: real estate agents AI recommends in St. Louis, MO

When buyers and sellers ask ChatGPT, Claude, Gemini and Grok for a real estate agent in St. Louis, MO, the engines name specific people rather than generic advice. Across 143 responses to real-estate queries collected between Sep 2026 and Sep 2026, they named the 40 agents in St. Louis, MO listed on this page, 15 of them by more than one engine. The most consistently named are Mark Gellman, Ted Wight and Dan Brassil. Each entry shows which engines named the agent, how many responses did so and when; the order reflects that evidence, never payment or advertising.

Updated Sep 9, 2026 · Last probed Sep 9, 2026 · 40 agents · 143 responses · JSON · By brokerage

How this list is built

In St. Louis, MO, 40 real estate agents have been named by ChatGPT, Claude, Gemini and Grok across 143 distinct responses between Sep 2026 and Sep 2026. 15 of them (38%) were named by two or more engines. The brokerages with the most AI-named agents here are Sotheby's International Realty (5), Berkshire Hathaway HomeServices (3) and Keller Williams (3). By engine: ChatGPT named 12, Claude named 13, Gemini named 21, Grok named 17. The engines were last probed on Sep 9, 2026. How the AI Citation Index is built.

Frequently asked questions

Which brokerage has the most AI-named agents in St. Louis, MO?
Sotheby's International Realty, with 5 of the 40 agents named; then Berkshire Hathaway HomeServices (3) and Keller Williams (3). Offices and teams count toward their core brand.
How many agents in St. Louis, MO are named by more than one engine?
15 of 40 (38%). Being named by two or more engines is the strongest signal in this index, so those agents rank first.
Which engine names the most agents in St. Louis, MO?
Gemini named 21 of the 40 listed agents; ChatGPT named 12, Claude named 13, Grok named 17.
How is this list ordered?
By evidence: distinct engines, then distinct responses, then recency. Payment and advertising play no part. The full method is at https://geogenius.ai/about.
How do I get listed, or removed?
Be named by ChatGPT, Claude, Gemini or Grok in two responses, or by two different engines, to our real-estate queries. To be removed, use the link on your entry page or https://geogenius.ai/privacy; we suppress the record and never republish it.

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