Real ChatGPT answer · index seedRNGKysNNHQ8completeReal estate · new constructioncomparison

Why are the estimated costs per square foot from custom home builders so much higher than the online calculators I found on Zillow and Realtor dot com?

ChatGPTgpt-63 queries11/1/2026
Download run

Fan-out diagram

The searches the AI actually ran for this prompt.

SEED QUERY
Why are the estimated costs per square foot from custom home builders so much higher than the online calculators I found on Zillow and Realtor dot com?
3 real searches · 1 real-search pass
Zillow home construction cost calculator what included cost per square foot custom home builder estimate comparisonGoogle ↗
OBSERVED
Realtor.com home construction cost calculator cost per square foot estimate methodologyGoogle ↗
OBSERVED
custom home construction cost per square foot what included site work overhead profit allowances 2026 IndianaGoogle ↗
OBSERVED

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.

Classifying 3 queries…

Searches and sources

ChatGPT3 real searches · gpt-6
Zillow home construction cost calculator what included cost per square foot custom home builder estimate comparison Google ↗
Realtor.com home construction cost calculator cost per square foot estimate methodology Google ↗
custom home construction cost per square foot what included site work overhead profit allowances 2026 Indiana Google ↗

Queries

3 queries · click a column to sort
Query / typeSearchIntentQuery classRouting formatClusterFreq ↓Weight
Zillow home construction cost calculator what included cost per square foot custom home builder estimate comparison
OBSERVED
Google ↗
AI Mode ↗
————1x
of 1
Realtor.com home construction cost calculator cost per square foot estimate methodology
OBSERVED
Google ↗
AI Mode ↗
————1x
of 1
custom home construction cost per square foot what included site work overhead profit allowances 2026 Indiana
OBSERVED
Google ↗
AI Mode ↗
————1x
of 1