{"citations":{"source_mix":{"company_owned":15,"independent":8,"unclear":0},"sources_referenced_by_questions":0,"support_mix":{"direct":14,"partial":6},"total_sources":23,"unique_domain_count":6},"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 Low Step-In Thresholds","unit":"platforms","value":7},{"claim_id":"claim-002","confidence":"verified","observed_at":"2026-09-27","platform_support":["anthropic","google","perplexity"],"predicate":"final_consensus_rank","qualifier":"Ultra-Low Entry Safety","subject":"Boca Walk-In Tubs","unit":"rank","value":5},{"claim_id":"claim-003","confidence":"verified","observed_at":"2026-09-27","platform_support":["anthropic","google","perplexity"],"predicate":"platform_mentions","qualifier":"out of 7","subject":"Boca Walk-In Tubs","unit":"platforms","value":3},{"claim_id":"claim-004","confidence":"verified","observed_at":"2026-09-27","platform_support":["openai","anthropic","grok","google"],"predicate":"fit_rating_count","qualifier":"strong","subject":"Boca Walk-In Tubs","unit":"platforms","value":4},{"claim_id":"claim-005","confidence":"verified","observed_at":"2026-09-27","platform_support":["perplexity"],"predicate":"fit_rating_count","qualifier":"good","subject":"Boca Walk-In Tubs","unit":"platforms","value":1},{"claim_id":"claim-006","confidence":"verified","observed_at":"2026-09-27","platform_support":["deepseek","kimi"],"predicate":"fit_rating_count","qualifier":"uncertain","subject":"Boca Walk-In Tubs","unit":"platforms","value":2}],"content_scope":"aggregated facts, computed metrics, and retrieval summaries","entities":[{"average_rank":1.3333333333333333,"best_rank":1,"entity_id":"entity-001","entity_type":"company","final_rank":5,"name":"Boca Walk-In Tubs","platform_mentions":3,"platform_share":0.42857142857142855}],"identity":{"dataset_url":"https://aginginplaceindex.com/datasets/walk-in-tubs/ultra-low-entry-safety/boca-walk-in-tubs.json","page_url":"https://aginginplaceindex.com/walk-in-tubs/ultra-low-entry-safety/boca-walk-in-tubs","report_type":"fit_review","study_id":"AIPI-STUDY-48CAF6E0E0C8","title":"Boca Walk-In Tubs Review for Ultra-Low Entry Safety"},"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":"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 15:41:00.202648+00","research_date":"2026-09-27","source_snapshot_sha256":"e2909cbacbc810a96b7e09007a72e484e46e0f04de4786f8cfc25106fea809d6","verification_scope":"public_verification"},"ranking":{"candidates_evaluated":21,"qualified_finalists":7,"ranking_unit":"Walk-in tub model and manufacturer"},"schema_version":4,"summary":"Boca Walk-In Tubs is a strong fit for Ultra-Low Entry Safety when the buyer's dominant requirement is the lowest published practical tub threshold. Three of the seven included platforms named Boca during the ranking stage (anthropic, google, perplexity), and Boca ranked first on google and perplexity and second on anthropic, for an average listed rank of 1.33. The strongest reason to consider Boca is its company-stated 2-inch step-in threshold across models, enabled by an internal frame that allows subfloor installation . The main limitation is verification: entry width, seat height,…","target_buyer":"Seniors with balance issues, neuropathy, or limited leg lift who need the lowest practical tub entry height","topic":{"base_category":"Walk-in tubs","category_criteria":["Step-in threshold height","entry width","door design","grab bar placement","floor traction","seat height","leak protection","installation requirements"],"geography":"United States","slug":"best-walk-in-tubs-with-low-step-in-thresholds","title":"Best Walk-In Tubs With Low Step-In Thresholds","use_case":"Ultra-Low Entry Safety"}}