Are electric tankless water heaters too expensive to run compared to gas models in a standard new construction single-family home?
Download run
Fan-out diagram
The searches the AI actually ran for this prompt.
SEED QUERY
Are electric tankless water heaters too expensive to run compared to gas models in a standard new construction single-family home?
3 real searches · 1 real-search pass
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). 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
Alabama residential electricity average price cents per kWh 2025 EIA Google ↗
Alabama residential natural gas price per therm 2025 EIA Google ↗
DOE tankless water heater energy factor electric gas efficiency operating cost comparison Google ↗
- Electric Power Monthly with data for March 2026 · eia.gov
- Alabama Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet) · eia.gov
- Average Residential Price · eia.gov
- Water Heater Operating Cost by Type and Fuel · emberandtank.com
- Table 1—Representative Average Unit Costs of Energy for Five Residential Energy Sources (2025) · public-inspection.federalregister.gov
- Tankless Water Heaters · www1.eere.energy.gov
- Gas-Fired Tankless Water Heaters · basc.pnnl.gov
- Water Heater Key Product Criteria · energystar.gov
Queries
3 queries · click a column to sort
| Query / type | Search | Intent | Query class | Routing format | Cluster | Freq ↓ | Weight |
|---|---|---|---|---|---|---|---|
Alabama residential electricity average price cents per kWh 2025 EIA OBSERVED | Google ↗ AI Mode ↗ | — | Consequence | — | — | 1x of 1 | |
Alabama residential natural gas price per therm 2025 EIA OBSERVED | Google ↗ AI Mode ↗ | — | Reason | — | — | 1x of 1 | |
DOE tankless water heater energy factor electric gas efficiency operating cost comparison OBSERVED | Google ↗ AI Mode ↗ | — | Comparison | — | — | 1x of 1 |