{"citations":{"source_mix":{"company_owned":20,"independent":11,"unclear":0},"sources_referenced_by_questions":0,"support_mix":{"direct":23,"partial":8},"total_sources":31,"unique_domain_count":17},"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 Quick Installation","unit":"platforms","value":7},{"claim_id":"claim-002","confidence":"verified","observed_at":"2026-09-27","platform_support":["anthropic","deepseek","google","grok","kimi","openai","perplexity"],"predicate":"final_consensus_rank","qualifier":"Fast Bathroom Retrofit","subject":"Safe Step Walk-In Tub","unit":"rank","value":2},{"claim_id":"claim-003","confidence":"verified","observed_at":"2026-09-27","platform_support":["anthropic","deepseek","google","grok","kimi","openai","perplexity"],"predicate":"platform_mentions","qualifier":"out of 7","subject":"Safe Step Walk-In Tub","unit":"platforms","value":7},{"claim_id":"claim-004","confidence":"verified","observed_at":"2026-09-27","platform_support":["grok"],"predicate":"fit_rating_count","qualifier":"strong","subject":"Safe Step Walk-In Tub","unit":"platforms","value":1},{"claim_id":"claim-005","confidence":"verified","observed_at":"2026-09-27","platform_support":["openai","anthropic","perplexity","google"],"predicate":"fit_rating_count","qualifier":"good","subject":"Safe Step Walk-In Tub","unit":"platforms","value":4},{"claim_id":"claim-006","confidence":"verified","observed_at":"2026-09-27","platform_support":["deepseek"],"predicate":"fit_rating_count","qualifier":"mixed","subject":"Safe Step Walk-In Tub","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":"Safe Step Walk-In Tub","unit":"platforms","value":1}],"content_scope":"aggregated facts, computed metrics, and retrieval summaries","entities":[{"average_rank":2.857142857142857,"best_rank":1,"entity_id":"entity-001","entity_type":"company","final_rank":2,"name":"Safe Step Walk-In Tub","platform_mentions":7,"platform_share":1}],"identity":{"dataset_url":"https://aginginplaceindex.com/datasets/walk-in-tubs/fast-bathroom-retrofit/safe-step-walk-in-tub.json","page_url":"https://aginginplaceindex.com/walk-in-tubs/fast-bathroom-retrofit/safe-step-walk-in-tub","report_type":"fit_review","study_id":"AIPI-STUDY-A845D5B46008","title":"Safe Step Walk-In Tub Review for Fast Bathroom Retrofit"},"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 18:59:37.616319+00","research_date":"2026-09-27","source_snapshot_sha256":"d299212074cbe4f3db84c8b0d05a1cc2a4e527523076802ded391a244248688d","verification_scope":"public_verification"},"ranking":{"candidates_evaluated":19,"qualified_finalists":9,"ranking_unit":"Walk-in tub model and installation provider"},"schema_version":4,"summary":"Safe Step Walk-In Tub is a good — but not unequivocally strong — fit for a Fast Bathroom Retrofit. All seven platforms that named it in the ranking stage included it, and it ranked in every one of those seven responses, with an average listed rank of 2.86 and a best rank of 1. Its strongest argument is a bundled product-plus-installation model built around same-footprint replacement, stated one-day installation for most projects, old-tub removal, and cleanup . The main limitation is that pricing, permit responsibility, and installation timelines are not fully transparent or consistent across…","target_buyer":"Homeowners who want a safe bathing upgrade with minimal remodeling disruption, predictable installation timelines, and professional quote support","topic":{"base_category":"Walk-in tubs","category_criteria":["Installation timeline","same-footprint replacement fit","contractor network quality","plumbing/electrical requirements","permit support","cleanup process","quote transparency","warranty terms"],"geography":"United States","slug":"best-walk-in-tubs-with-quick-installation","title":"Best Walk-In Tubs With Quick Installation","use_case":"Fast Bathroom Retrofit"}}