{"citations":{"source_mix":{"company_owned":21,"independent":14,"unclear":1},"sources_referenced_by_questions":0,"support_mix":{"direct":20,"partial":16},"total_sources":36,"unique_domain_count":22},"claims":[{"claim_id":"claim-001","confidence":"verified","observed_at":"2026-09-27","platform_support":["anthropic","deepseek","google","grok","kimi","openai","perplexity"],"predicate":"platforms_analyzed","qualifier":"valid included platform responses","subject":"Best Walk-In Tubs With Lifetime Warranty","unit":"platforms","value":7},{"claim_id":"claim-002","confidence":"verified","observed_at":"2026-09-27","platform_support":["anthropic","deepseek","google","grok","kimi","perplexity"],"predicate":"final_consensus_rank","qualifier":"Long-Term Warranty Protection","subject":"Kohler Walk-In Bath","unit":"rank","value":3},{"claim_id":"claim-003","confidence":"verified","observed_at":"2026-09-27","platform_support":["anthropic","deepseek","google","grok","kimi","perplexity"],"predicate":"platform_mentions","qualifier":"out of 7","subject":"Kohler Walk-In Bath","unit":"platforms","value":6},{"claim_id":"claim-004","confidence":"verified","observed_at":"2026-09-27","platform_support":["grok","google"],"predicate":"fit_rating_count","qualifier":"strong","subject":"Kohler Walk-In Bath","unit":"platforms","value":2},{"claim_id":"claim-005","confidence":"verified","observed_at":"2026-09-27","platform_support":["openai","anthropic","perplexity"],"predicate":"fit_rating_count","qualifier":"good","subject":"Kohler Walk-In Bath","unit":"platforms","value":3},{"claim_id":"claim-006","confidence":"verified","observed_at":"2026-09-27","platform_support":["deepseek"],"predicate":"fit_rating_count","qualifier":"mixed","subject":"Kohler Walk-In Bath","unit":"platforms","value":1},{"claim_id":"claim-007","confidence":"verified","observed_at":"2026-09-27","platform_support":["kimi"],"predicate":"fit_rating_count","qualifier":"uncertain","subject":"Kohler Walk-In Bath","unit":"platforms","value":1}],"content_scope":"aggregated facts, computed metrics, and retrieval summaries","entities":[{"average_rank":2.1666666666666665,"best_rank":1,"entity_id":"entity-001","entity_type":"company","final_rank":3,"name":"Kohler Walk-In Bath","platform_mentions":6,"platform_share":0.8571428571428571}],"identity":{"dataset_url":"https://aginginplaceindex.com/datasets/walk-in-tubs/long-term-warranty-protection/kohler-walk-in-bath.json","page_url":"https://aginginplaceindex.com/walk-in-tubs/long-term-warranty-protection/kohler-walk-in-bath","report_type":"fit_review","study_id":"AIPI-STUDY-50EE6CB6A59A","title":"Kohler Walk-In Bath Review for Long-Term Warranty Protection"},"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.","The deterministic identity audit contains qualification notes that must be disclosed where relevant.","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":"Aging in Place 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":"2026-09-27 22:07:24.802569+00","research_date":"2026-09-27","source_snapshot_sha256":"1d19396552b454f5924ca1a54420572d8d610306f9b8138152706fda42411c62","verification_scope":"public_verification"},"ranking":{"candidates_evaluated":20,"qualified_finalists":7,"ranking_unit":"Walk-in tub model and manufacturer"},"schema_version":4,"summary":"Kohler Walk-In Bath is a good fit for buyers whose priority is long-term manufacturer warranty protection, with conditions. Six of the seven configured platforms named it during ranking discovery, and it finished third overall with an average listed rank of 2.17 and a best rank of 1. The strongest reason to consider it is the KOHLER Belay Walk-In Bath's lifetime limited warranty for the original homeowner, which explicitly names the door seal, hydrotherapy systems, faucet, and handshower when installed by a KOHLER Authorized Dealer. The main limitation is that the warranty covers…","target_buyer":"Seniors and homeowners prioritizing long-term manufacturer protection, service reliability, and lower repair risk after installation","topic":{"base_category":"Walk-in tubs","category_criteria":["Warranty length","parts and labor coverage","door seal coverage","service network availability","transferability","exclusions","customer support responsiveness","brand reputation"],"geography":"United States","slug":"best-walk-in-tubs-with-lifetime-warranty","title":"Best Walk-In Tubs With Lifetime Warranty","use_case":"Long-Term Warranty Protection"}}