{"citations":{"source_mix":{"company_owned":8,"independent":15,"unclear":1},"sources_referenced_by_questions":0,"support_mix":{"direct":21,"partial":3},"total_sources":24,"unique_domain_count":19},"claims":[{"claim_id":"claim-001","confidence":"verified","observed_at":"2026-10-03","platform_support":["anthropic","deepseek","google","grok","kimi","openai","perplexity"],"predicate":"platforms_analyzed","qualifier":"valid included platform responses","subject":"Best Flooring Contractors for Uneven and Sloping Subfloors","unit":"platforms","value":7},{"claim_id":"claim-002","confidence":"verified","observed_at":"2026-10-03","platform_support":["anthropic","perplexity"],"predicate":"final_consensus_rank","qualifier":"uneven subfloor flooring","subject":"Covalt Leveling","unit":"rank","value":7},{"claim_id":"claim-003","confidence":"verified","observed_at":"2026-10-03","platform_support":["anthropic","perplexity"],"predicate":"platform_mentions","qualifier":"out of 7","subject":"Covalt Leveling","unit":"platforms","value":2},{"claim_id":"claim-004","confidence":"verified","observed_at":"2026-10-03","platform_support":["grok"],"predicate":"fit_rating_count","qualifier":"strong","subject":"Covalt Leveling","unit":"platforms","value":1},{"claim_id":"claim-005","confidence":"verified","observed_at":"2026-10-03","platform_support":["anthropic","perplexity","google"],"predicate":"fit_rating_count","qualifier":"good","subject":"Covalt Leveling","unit":"platforms","value":3},{"claim_id":"claim-006","confidence":"verified","observed_at":"2026-10-03","platform_support":["openai"],"predicate":"fit_rating_count","qualifier":"mixed","subject":"Covalt Leveling","unit":"platforms","value":1},{"claim_id":"claim-007","confidence":"verified","observed_at":"2026-10-03","platform_support":["deepseek","kimi"],"predicate":"fit_rating_count","qualifier":"uncertain","subject":"Covalt Leveling","unit":"platforms","value":2}],"content_scope":"aggregated facts, computed metrics, and retrieval summaries","entities":[{"average_rank":5,"best_rank":4,"entity_id":"entity-001","entity_type":"company","final_rank":7,"name":"Covalt Leveling","platform_mentions":2,"platform_share":0.2857142857142857}],"identity":{"dataset_url":"https://homeimprovementconsensusindex.com/datasets/flooring-installation/uneven-subfloor-flooring/covalt-leveling.json","page_url":"https://homeimprovementconsensusindex.com/flooring-installation/uneven-subfloor-flooring/covalt-leveling","report_type":"fit_review","study_id":"HICI-STUDY-34C062493A12","title":"Covalt Leveling Review for Uneven and Sloping Subfloors"},"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 Improvement 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":"2026-10-03 00:46:02.808135+00","research_date":"2026-10-03","source_snapshot_sha256":"27ba29c92ba8916c5c9f32dd722b6a4969118d5d0f49e31934af45feba0fe52c","verification_scope":"public_verification"},"ranking":{"candidates_evaluated":40,"qualified_finalists":8,"ranking_unit":"Flooring retailer, manufacturer, or installation contractor"},"schema_version":4,"summary":"Covalt Leveling is a mixed-to-good fit for uneven subfloor flooring, and a strong fit only if the buyer's problem is a concrete slab inside Los Angeles, Orange County, or San Diego County. Two of the seven platforms named Covalt Leveling during the ranking stage, at an average listed rank of 5.0 and a best listed rank of 4. The strongest reason to consider it is a documented specialty in concrete slab leveling, self-leveling underlayment, crack repair, and moisture preparation before finish flooring. The main limitation is that no reviewed source verifies joist correction, plywood or OSB…","target_buyer":"An owner of an older property whose floors are visibly out of level and need levelling compound or re-sheeting before any finish.","topic":{"base_category":"Flooring Installation","category_criteria":["self-levelling compound work","joist and sheeting repair","tolerance measurement","material range and quality","subfloor preparation","installation craftsmanship","lead time","price transparency","wear and finish warranty","customer review strength"],"geography":"United States","slug":"best-flooring-contractors-for-uneven-and-sloping-subfloors","title":"Best Flooring Contractors for Uneven and Sloping Subfloors","use_case":"uneven subfloor flooring"}}