{"citations":{"source_mix":{"company_owned":19,"independent":23,"unclear":1},"sources_referenced_by_questions":0,"support_mix":{"direct":36,"partial":6},"total_sources":43,"unique_domain_count":22},"claims":[{"claim_id":"claim-001","confidence":"verified","observed_at":"2026-09-30","platform_support":["anthropic","deepseek","google","grok","kimi","openai","perplexity"],"predicate":"platforms_analyzed","qualifier":"valid included platform responses","subject":"Best Heat Pump Installers for Switching from Gas Furnace","unit":"platforms","value":7},{"claim_id":"claim-002","confidence":"verified","observed_at":"2026-09-30","platform_support":["deepseek","kimi"],"predicate":"final_consensus_rank","qualifier":"heat pump conversion from gas furnace","subject":"Zero Homes","unit":"rank","value":7},{"claim_id":"claim-003","confidence":"verified","observed_at":"2026-09-30","platform_support":["deepseek","kimi"],"predicate":"platform_mentions","qualifier":"out of 7","subject":"Zero Homes","unit":"platforms","value":2},{"claim_id":"claim-004","confidence":"verified","observed_at":"2026-09-30","platform_support":["anthropic"],"predicate":"fit_rating_count","qualifier":"strong","subject":"Zero Homes","unit":"platforms","value":1},{"claim_id":"claim-005","confidence":"verified","observed_at":"2026-09-30","platform_support":["openai","grok","perplexity","google"],"predicate":"fit_rating_count","qualifier":"good","subject":"Zero Homes","unit":"platforms","value":4},{"claim_id":"claim-006","confidence":"verified","observed_at":"2026-09-30","platform_support":["deepseek","kimi"],"predicate":"fit_rating_count","qualifier":"uncertain","subject":"Zero Homes","unit":"platforms","value":2}],"content_scope":"aggregated facts, computed metrics, and retrieval summaries","entities":[{"average_rank":7,"best_rank":6,"entity_id":"entity-001","entity_type":"company","final_rank":7,"name":"Zero Homes","platform_mentions":2,"platform_share":0.2857142857142857}],"identity":{"dataset_url":"https://homeservicesconsensusindex.com/datasets/hvac-installation-and-repair/heat-pump-gas-furnace-conversion/zero-homes.json","page_url":"https://homeservicesconsensusindex.com/hvac-installation-and-repair/heat-pump-gas-furnace-conversion/zero-homes","report_type":"fit_review","study_id":"HSCI-STUDY-776B41F3BB74","title":"Zero Homes Review for Switching from Gas Furnace"},"limitations":["Use the run researchdate as the study date. Platform-reported dates are provenance metadata and do not independently prove freshness.","All included platforms evaluated fit, but platformmentions counts only platforms that named the entity during ranking discovery.","Do not resolve conflicting product names, pricing, or capabilities by guessing; describe the conflict and tell buyers what to verify.","The supplied URLs were collected from platform responses and were not independently validated by the writer stage.","Platform-reported research dates differ from the authoritative run date; disclose this as a methodology limitation.","Citations are platform-reported evidence, not independently verified facts. No-search model claims require explicit verification before being described as current facts."],"methodology":{"fit_rating_contract":["strong","good","mixed","weak","uncertain"],"included_valid_platform_count":7,"maximum_finalists":10,"minimum_mentions":2,"name":"Home Services Consensus Index cross-platform AI consensus analysis","platforms_included":["anthropic","deepseek","google","grok","kimi","openai","perplexity"],"platforms_queried":["openai","anthropic","deepseek","grok","perplexity","kimi","google"],"stages":["ranking_discovery","fit_assessment","normalization","editorial_synthesis"],"version":"alias-table-1"},"provenance":{"generated_at":"2026-09-30 17:48:18.682365+00","research_date":"2026-09-30","source_snapshot_sha256":"0c7487f7f9b9997a09bf4f7e7bb922fde80ed9b72694a763edb1c624cb299dda","verification_scope":"public_verification"},"ranking":{"candidates_evaluated":42,"qualified_finalists":7,"ranking_unit":"HVAC contractor or company brand"},"schema_version":4,"summary":"Zero Homes is a good but conditional fit for heat pump conversion from gas furnace. Two of the seven platforms that evaluated fit named Zero Homes during the ranking stage (deepseek and kimi), placing it at an average listed rank of 7.0 and a best rank of 6. The strongest reason to consider it is its virtual, ACCA Manual J-approved design workflow that bundles cold-climate sizing, electrical-panel review, permits, and rebate paperwork into one itemized quote . The main limitation is that no platform found public documentation confirming gas-line decommissioning, gas-meter removal, or a…","target_buyer":"A homeowner who wants to replace an existing gas furnace with an all-electric heat pump system for efficiency or electrification reasons.","topic":{"base_category":"HVAC Installation and Repair","category_criteria":["heat pump sizing for cold climates","electrical upgrade knowledge","rebate and incentive assistance","gas line decommissioning"],"geography":"United States","slug":"best-heat-pump-installers-for-switching-from-gas-furnace","title":"Best Heat Pump Installers for Switching from Gas Furnace","use_case":"heat pump conversion from gas furnace"}}