Seems to have impacthome·regional monopoly (line-specific)·captured 2026-04-24
Regional monopoly — MAPFRE owns MA home
MAPFRE wins Boston, MA home queries 5/5 on Perplexity and 3/5 on Gemini (with Amica slips). The HQ'd carrier (Liberty Mutual, Boston) does not place first — regional volume share matters, not HQ address.
Query
What's the best value housing insurance in Boston, Massachusetts?
Prediction: Liberty Mutual — Boston HQ — but actual answer follows regional share, not HQ
Per-LLM run arrays
| LLM | Run 1 | Run 2 | Run 3 | Run 4 | Run 5 | Modal |
|---|---|---|---|---|---|---|
| perplexity | MAPFRE | MAPFRE | MAPFRE | MAPFRE | MAPFRE | MAPFRE:5/5 |
| gemini | Amica | MAPFRE | MAPFRE | MAPFRE | Amica | MAPFRE:3/5 |
Carriers winning this query
- MAPFRE
Reference pages LLMs cite
Raw data
data/probe-validation-v2-2026-04-24.json#queryId=h1-boston in the Phidea repository. Available as JSON at /api/observations.json.
Other observations
- Property-type naming — luxury home(home · Seems to have impact)
- Property-type naming — historic home(home · Seems to have impact)
- Property-type naming — condo(home · Seems to have impact)
- Emerging-category presence — EV insurance(auto · Seems to have impact)
- Specialty use-case ownership — inverted (rideshare)(auto · Seems to have impact)
- Specialty use-case ownership — inverted (SR-22)(auto · Seems to have impact)
- Regional monopoly — NJM owns NJ auto(auto · Seems to have impact)
- Specialty-peril coverage — high-value jewelry(home · Small / conditional impact)