Real ChatGPT answer · index seedM72aHavNpGAcompleteTelecom and utilities · energy efficiencycomparison

Is a Rinnai tankless water heater actually more cost-effective than my old GE tank model for just two people living in a drafty Ohio home?

ChatGPTgpt-63 queries11/1/2026
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Fan-out diagram

The searches the AI actually ran for this prompt.

SEED QUERY
Is a Rinnai tankless water heater actually more cost-effective than my old GE tank model for just two people living in a drafty Ohio home?
3 real searches · 1 real-search pass
DOE tankless water heater energy savings household hot water use 2 people storage water heater efficiencyGoogle ↗
OBSERVEDComparison
Ohio residential natural gas average price 2026 electricity price residential Ohio EIAGoogle ↗
OBSERVEDShort fact
tankless water heater installation cost Rinnai versus tank water heater 2025 2026Google ↗
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)
Short fact33%Other / navigationalComparison67%ConsequenceReasonDefinitionInstructionYes / no

Classes come from the query-classifier (a local Laya model). 2 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
DOE tankless water heater energy savings household hot water use 2 people storage water heater efficiency Google ↗
Ohio residential natural gas average price 2026 electricity price residential Ohio EIA Google ↗
tankless water heater installation cost Rinnai versus tank water heater 2025 2026 Google ↗

Queries

3 queries · click a column to sort
Query / typeSearchIntentQuery classRouting formatClusterFreq ↓Weight
DOE tankless water heater energy savings household hot water use 2 people storage water heater efficiency
OBSERVED
Google ↗
AI Mode ↗
—Comparison——1x
of 1
Ohio residential natural gas average price 2026 electricity price residential Ohio EIA
OBSERVED
Google ↗
AI Mode ↗
—Short fact——1x
of 1
tankless water heater installation cost Rinnai versus tank water heater 2025 2026
OBSERVED
Google ↗
AI Mode ↗
—Comparison——1x
of 1