{"citations":{"source_mix":{"company_owned":37,"independent":17,"unclear":0},"sources_referenced_by_questions":0,"support_mix":{"direct":50,"partial":4},"total_sources":54,"unique_domain_count":19},"claims":[{"claim_id":"claim-001","confidence":"verified","observed_at":"2026-10-01","platform_support":["anthropic","deepseek","google","grok","kimi","openai","perplexity"],"predicate":"platforms_analyzed","qualifier":"valid included platform responses","subject":"Best Whole Home Air Quality and Duct Cleaning Specialists","unit":"platforms","value":7},{"claim_id":"claim-002","confidence":"verified","observed_at":"2026-10-01","platform_support":["google","perplexity"],"predicate":"final_consensus_rank","qualifier":"air quality and duct cleaning","subject":"Servpro","unit":"rank","value":8},{"claim_id":"claim-003","confidence":"verified","observed_at":"2026-10-01","platform_support":["google","perplexity"],"predicate":"platform_mentions","qualifier":"out of 7","subject":"Servpro","unit":"platforms","value":2},{"claim_id":"claim-004","confidence":"verified","observed_at":"2026-10-01","platform_support":["openai","anthropic","deepseek","grok","perplexity","kimi","google"],"predicate":"fit_rating_count","qualifier":"mixed","subject":"Servpro","unit":"platforms","value":7}],"content_scope":"aggregated facts, computed metrics, and retrieval summaries","entities":[{"average_rank":7.5,"best_rank":7,"entity_id":"entity-001","entity_type":"company","final_rank":8,"name":"Servpro","platform_mentions":2,"platform_share":0.2857142857142857}],"identity":{"dataset_url":"https://homeservicesconsensusindex.com/datasets/hvac-installation-and-repair/air-quality-duct-cleaning/servpro.json","page_url":"https://homeservicesconsensusindex.com/hvac-installation-and-repair/air-quality-duct-cleaning/servpro","report_type":"fit_review","study_id":"HSCI-STUDY-5B00C0DEF750","title":"Servpro Review for air quality and duct cleaning"},"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.","Company-owned citations materially outnumber independent citations; do not describe company claims as independently verified.","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":"2026-10-01 02:33:25.827157+00","research_date":"2026-10-01","source_snapshot_sha256":"24efc92529ca5a96d34a3a1d6b5a3e43bfa14193ee29c70a02835a976393f6ef","verification_scope":"public_verification"},"ranking":{"candidates_evaluated":31,"qualified_finalists":7,"ranking_unit":"HVAC contractor or company brand"},"schema_version":4,"summary":"Servpro is a mixed fit for air quality and duct cleaning. Two of the seven platforms in this study named Servpro during the ranking stage, giving it a 28.6% share of included platform responses, an average listed rank of 7.5, and a best listed rank of 7. Its strongest reason to consider it is the combination of NADCA-aligned duct and HVAC cleaning with mold, water, fire, and odor remediation through more than 2,400 franchised locations, which suits duct contamination tied to a larger property-damage or mold event (anthropic:cite57, anthropic:cite56). Its main limitation is that public…","target_buyer":"A homeowner dealing with allergy, asthma, or air quality concerns who wants professional duct cleaning and indoor air quality equipment installed.","topic":{"base_category":"HVAC Installation and Repair","category_criteria":["duct cleaning thoroughness","IAQ equipment installation expertise","mold and allergen remediation","certification and testing capability"],"geography":"United States","slug":"best-whole-home-air-quality-and-duct-cleaning-specialists","title":"Best Whole Home Air Quality and Duct Cleaning Specialists","use_case":"air quality and duct cleaning"}}