Real ChatGPT answer · index seedrnMa1xWQ9zwcompleteHome services and improvement · contractors and remodelingcomparison
How do modern hybrid heat pump water heaters compare to traditional tankless gas units when calculating total energy savings and federal tax credits for a whole-house energy retrofit?
Download run
Fan-out diagram
The searches the AI actually ran for this prompt.
SEED QUERY
How do modern hybrid heat pump water heaters compare to traditional tankless gas units when calculating total energy savings and federal tax credits for a whole-house energy retrofit?
3 real searches · 1 real-search pass
2026 federal tax credits heat pump water heater 25C expiration December 31 2025 IRS OBBBAGoogle ↗
OBSERVEDReason
ENERGY STAR heat pump water heater savings compared electric resistance water heater gas tankless efficiency operating costsGoogle ↗
OBSERVEDComparison
DOE heat pump water heater installation sizing ambient temperature space cooling dehumidification whole house retrofitGoogle ↗
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
2026 federal tax credits heat pump water heater 25C expiration December 31 2025 IRS OBBBA Google ↗
ENERGY STAR heat pump water heater savings compared electric resistance water heater gas tankless efficiency operating costs Google ↗
DOE heat pump water heater installation sizing ambient temperature space cooling dehumidification whole house retrofit Google ↗
- Heat Pump Water Heater Guide · energystar.gov
- Water Heater Key Product Criteria · energystar.gov
- Heat Pump Water Heater Frequently Asked Questions · energystar.gov
- Heat Pump Water Heater Design Considerations · energystar.gov
- Energy Efficient Home Improvement Credit · irs.gov
- FS-2025-05: FAQs for modification of sections 25C, 25D, 25E, 30C, 30D, 45L, 45W, AND 179D under Public Law 119-21, 139 Stat. 72 (July 4, 2025), commonly known as the One, Big, Beautiful Bill Act (OBBB). · content.govdelivery.com
- energy.virginia.gov · energy.virginia.gov
Queries
3 queries · click a column to sort
| Query / type | Search | Intent | Query class | Routing format | Cluster | Freq ↓ | Weight |
|---|---|---|---|---|---|---|---|
2026 federal tax credits heat pump water heater 25C expiration December 31 2025 IRS OBBBA OBSERVED | Google ↗ AI Mode ↗ | — | Reason | — | — | 1x of 1 | |
ENERGY STAR heat pump water heater savings compared electric resistance water heater gas tankless efficiency operating costs OBSERVED | Google ↗ AI Mode ↗ | — | Comparison | — | — | 1x of 1 | |
DOE heat pump water heater installation sizing ambient temperature space cooling dehumidification whole house retrofit OBSERVED | Google ↗ AI Mode ↗ | — | Comparison | — | — | 1x of 1 |