Real ChatGPT answer · index seedp6k0qfhfXvocompleteTelecom and utilities · energy efficiencycomparison

Are gas tankless water heaters cheaper to operate monthly than electric hybrid water heaters in states with high electricity rates?

ChatGPTgpt-62 queries11/1/2026
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Fan-out diagram

The searches the AI actually ran for this prompt.

SEED QUERY
Are gas tankless water heaters cheaper to operate monthly than electric hybrid water heaters in states with high electricity rates?
2 real searches · 1 real-search pass
residential water heater operating cost heat pump water heater versus natural gas tankless energy factor COP DOE calculationGoogle ↗
OBSERVEDComparison
EIA residential electricity prices by state 2025 natural gas residential prices state dataGoogle ↗
OBSERVEDShort fact

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 (2)
Short fact50%Other / navigationalComparison50%ConsequenceReasonDefinitionInstructionYes / no

Classes come from the query-classifier (a local Laya model). 1 of 2 calls are low-confidence (under 50%) — hover a query in the table to see its confidence.

Searches and sources

ChatGPT2 real searches · gpt-6
residential water heater operating cost heat pump water heater versus natural gas tankless energy factor COP DOE calculation Google ↗
EIA residential electricity prices by state 2025 natural gas residential prices state data Google ↗

Queries

2 queries · click a column to sort
Query / typeSearchIntentQuery classRouting formatClusterFreq ↓Weight
residential water heater operating cost heat pump water heater versus natural gas tankless energy factor COP DOE calculation
OBSERVED
Google ↗
AI Mode ↗
—Comparison——1x
of 1
EIA residential electricity prices by state 2025 natural gas residential prices state data
OBSERVED
Google ↗
AI Mode ↗
—Short fact——1x
of 1