Brokerage Rankings: real estate brokerages AI recommends in Boston, MA
When buyers and sellers ask ChatGPT, Claude, Gemini and Grok for a real estate agent in Boston, MA, the engines name individual agents, and every one of those agents works somewhere. Of the 76 agents the engines have named in Boston, MA, 75 have a brokerage on record: 15 work for ERA Real Estate, 11 for Compass and 9 for Coldwell Banker. This page rolls the AI Citation Index up to core brokerage brands, so offices, teams and franchise affiliates count toward their parent, and ranks 28 brokerages by named agents, then by the responses that named them. It measures presence in AI recommendations, not sales volume, headcount or quality, and payment plays no part.
| Rank | Brokerage | Agents named | Share | Responses | Engines |
|---|---|---|---|---|---|
| 1 | ERA Real Estate national | 15 | 20% | 33 | Gemini |
| 2 | Compass national | 11 | 14% | 78 | ChatGPT Claude Gemini Grok |
| 3 | Coldwell Banker national | 9 | 12% | 39 | ChatGPT Claude Gemini Grok |
| 4 | Sotheby's International Realty national | 5 | 7% | 55 | ChatGPT Claude Gemini Grok |
| 5 | Keller Williams national | 4 | 5% | 32 | Claude Gemini Grok |
| 6 | Redfin national | 3 | 4% | 19 | Gemini Grok |
| 7 | Engel & Völkers national | 2 | 3% | 13 | Claude Grok |
| 8 | Commonwealth Standard Realty independent | 2 | 3% | 9 | Claude |
| 9 | Berkshire Hathaway HomeServices national | 2 | 3% | 5 | Claude Gemini Grok |
| 10 | SERHANT. national | 2 | 3% | 5 | Claude Grok |
| 11 | Buyers Brokers Only independent | 2 | 3% | 4 | Claude Grok |
| 12 | Lamacchia Realty independent | 2 | 3% | 4 | Gemini |
| 13 | Campion and Company independent | 1 | 1% | 31 | ChatGPT Claude Gemini Grok |
| 14 | MGS Group Real Estate independent | 1 | 1% | 24 | ChatGPT Claude Gemini Grok |
| 15 | Gundersheim Group Real Estate independent | 1 | 1% | 14 | Claude Grok |
| 16 | Remmes & Company independent | 1 | 1% | 9 | ChatGPT Gemini Grok |
| 17 | Century 21 national | 1 | 1% | 5 | Claude Gemini |
| 18 | Charlesgate Realty Group independent | 1 | 1% | 4 | Gemini |
| 19 | Chubb Realty independent | 1 | 1% | 3 | Claude Gemini |
| 20 | William Raveis national | 1 | 1% | 3 | Gemini |
| 21 | Zillow independent | 1 | 1% | 3 | Gemini |
| 22 | Donnelly + independent | 1 | 1% | 2 | Claude Gemini |
| 23 | CityLight Homes/Jigsaw Realty Group independent | 1 | 1% | 2 | Gemini |
| 24 | eXp Realty national | 1 | 1% | 2 | Gemini |
| 25 | RE/MAX national | 1 | 1% | 2 | Gemini |
| 26 | Real Broker national | 1 | 1% | 2 | Gemini |
| 27 | The Charles Realty independent | 1 | 1% | 2 | Gemini |
| 28 | The Firm Real Estate Group independent | 1 | 1% | 2 | Gemini |
How this ranking is built
In Boston, MA, 76 AI-named agents work at 28 brokerages; 75 carry a brokerage on record and 1 do not. ERA Real Estate leads with 15 named agents (20% of the metro), ahead of Compass (11) and Coldwell Banker (9). The agents were named by ChatGPT, Claude, Gemini and Grok across 406 distinct responses, most recently in Sep 2026. The engines were last probed on Sep 18, 2026. Offices, teams and franchise affiliates count toward their core brand. How the Brokerage Rankings are built.
Frequently asked questions
- Which brokerage has the most AI-named agents in Boston, MA?
- ERA Real Estate, with 15 of the 76 named agents (20%); then Compass (11) and Coldwell Banker (9).
- How many brokerages in Boston, MA have AI-named agents?
- 28. 6 of the 28 listed here have three or more named agents, which is the bar for a brokerage's own page in this metro.
- How many of Boston, MA's AI-named agents have no brokerage on record?
- 1 of 76 (1%). They count in the metro total but belong to no row until a brokerage is recorded for them.
- How is this ranking ordered?
- By named agents, then distinct responses, then distinct engines; offices and teams roll up to their core brand and payment plays no part. The full method is at https://geogenius.ai/about#brokerage-rankings.
- How does my brokerage move up?
- More of your agents need to clear the bar — named in two responses, or by two engines. GeoGenius runs roster programs for brokerages that want that done systematically; see https://geogenius.ai/for-brokerages.