{"citations":{"source_mix":{"company_owned":11,"independent":13,"unclear":1},"sources_referenced_by_questions":0,"support_mix":{"direct":9,"partial":12},"total_sources":25,"unique_domain_count":19},"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 Hydrotherapy Jets","unit":"platforms","value":7},{"claim_id":"claim-002","confidence":"verified","observed_at":"2026-09-27","platform_support":["anthropic","deepseek","google","kimi","perplexity"],"predicate":"final_consensus_rank","qualifier":"Hydrotherapy & Muscle Relief","subject":"American Standard Gelcoat Premium Series 48x28","unit":"rank","value":2},{"claim_id":"claim-003","confidence":"verified","observed_at":"2026-09-27","platform_support":["anthropic","deepseek","google","kimi","perplexity"],"predicate":"platform_mentions","qualifier":"out of 7","subject":"American Standard Gelcoat Premium Series 48x28","unit":"platforms","value":5},{"claim_id":"claim-004","confidence":"verified","observed_at":"2026-09-27","platform_support":["openai","anthropic","google"],"predicate":"fit_rating_count","qualifier":"good","subject":"American Standard Gelcoat Premium Series 48x28","unit":"platforms","value":3},{"claim_id":"claim-005","confidence":"verified","observed_at":"2026-09-27","platform_support":["deepseek","grok","perplexity"],"predicate":"fit_rating_count","qualifier":"mixed","subject":"American Standard Gelcoat Premium Series 48x28","unit":"platforms","value":3},{"claim_id":"claim-006","confidence":"verified","observed_at":"2026-09-27","platform_support":["kimi"],"predicate":"fit_rating_count","qualifier":"uncertain","subject":"American Standard Gelcoat Premium Series 48x28","unit":"platforms","value":1}],"content_scope":"aggregated facts, computed metrics, and retrieval summaries","entities":[{"average_rank":2.4,"best_rank":1,"entity_id":"entity-001","entity_type":"company","final_rank":2,"name":"American Standard Gelcoat Premium Series 48x28","platform_mentions":5,"platform_share":0.7142857142857143}],"identity":{"dataset_url":"https://aginginplaceindex.com/datasets/walk-in-tubs/hydrotherapy-muscle-relief/american-standard-gelcoat-premium-series-48x28.json","page_url":"https://aginginplaceindex.com/walk-in-tubs/hydrotherapy-muscle-relief/american-standard-gelcoat-premium-series-48x28","report_type":"fit_review","study_id":"AIPI-STUDY-5EA9A61F846C","title":"American Standard Gelcoat Premium Series 48x28 Review for Hydrotherapy & Muscle Relief"},"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.","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 09:30:42.094773+00","research_date":"2026-09-27","source_snapshot_sha256":"ea30580e0475fc05b06cbe7de692a97fec4bb2aefb9ffdcfa5d6a82ab7ad7bae","verification_scope":"public_verification"},"ranking":{"candidates_evaluated":21,"qualified_finalists":10,"ranking_unit":"Walk-in tub model and manufacturer"},"schema_version":4,"summary":"The American Standard Gelcoat Premium Series 48x28 is a good fit for seniors who want targeted water-jet therapy in a compact, seated walk-in tub, but it is not a fully verified best-in-class choice. Five of seven platforms named it during the ranking stage, with an average listed rank of 2.4 and a best rank of 1. The strongest reason to consider it is its combination of 13 water jets, a legs-only massage mode, an in-line heater, rapid draining, and ozone sanitation in a 48x28-inch footprint (, anthropic:source1). The main limitation is that public information does not verify jet pressure…","target_buyer":"Seniors with joint pain, stiffness, or circulation concerns who want targeted water-jet therapy in a safer seated bathing format","topic":{"base_category":"Walk-in tubs","category_criteria":["Hydrotherapy jet placement","water pressure adjustability","pump reliability","seat ergonomics","easy-reach controls","cleaning system","warranty coverage","installed price"],"geography":"United States","slug":"best-walk-in-tubs-with-hydrotherapy-jets","title":"Best Walk-In Tubs With Hydrotherapy Jets","use_case":"Hydrotherapy & Muscle Relief"}}