Evaluate Zillow estimate accuracy issues for historic homes in New England where recent comparable sales are extremely scarce.
Download run
Fan-out diagram
The searches the AI actually ran for this prompt.
SEED QUERY
Evaluate Zillow estimate accuracy issues for historic homes in New England where recent comparable sales are extremely scarce.
3 real searches · 1 real-search pass
Zillow Zestimate accuracy median error on-market off-market methodology sparse comparable sales historic homesGoogle ↗
OBSERVEDReason
Zillow Zestimate limitations unique homes rural areas low comparable sales algorithm property characteristicsGoogle ↗
OBSERVEDReason
historic home appraisal comparable sales scarcity New England valuation guidanceGoogle ↗
OBSERVEDComparison
Badge and edge weight = share of passes that produced the query. Hover a query for its intent and routing format.
Query classes
Google's semantic query class for every sub-query: what kind of answer each search is after, simulated vs real.
ChatGPT real searches (3)
Classes come from the query-classifier (a local Laya model). 3 of 3 calls are low-confidence (under 50%) — hover a query in the table to see its confidence.
Searches and sources
ChatGPT3 real searches · gpt-6
Zillow Zestimate accuracy median error on-market off-market methodology sparse comparable sales historic homes Google ↗
Zillow Zestimate limitations unique homes rural areas low comparable sales algorithm property characteristics Google ↗
historic home appraisal comparable sales scarcity New England valuation guidance Google ↗
- What is a Zestimate? · zillow.com
- What is a Zestimate? · zillow.com
- Comparable Sales · selling-guide.fanniemae.com
- Selling Guide_4.22.2026 · singlefamily.fanniemae.com
- Fannie Mae Selling Guide March 4, 2026 · singlefamily.fanniemae.com
- Appraisal Institute Guide Notes · appraisalinstitute.org
- Appraisal Institute Professional Practices Booklet · ai.appraisalinstitute.org
Queries
3 queries · click a column to sort
| Query / type | Search | Intent | Query class | Routing format | Cluster | Freq ↓ | Weight |
|---|---|---|---|---|---|---|---|
Zillow Zestimate accuracy median error on-market off-market methodology sparse comparable sales historic homes OBSERVED | Google ↗ AI Mode ↗ | — | Reason | — | — | 1x of 1 | |
Zillow Zestimate limitations unique homes rural areas low comparable sales algorithm property characteristics OBSERVED | Google ↗ AI Mode ↗ | — | Reason | — | — | 1x of 1 | |
historic home appraisal comparable sales scarcity New England valuation guidance OBSERVED | Google ↗ AI Mode ↗ | — | Comparison | — | — | 1x of 1 |