{"citations":{"source_mix":{"company_owned":24,"independent":12,"unclear":2},"sources_referenced_by_questions":0,"support_mix":{"direct":32,"partial":6},"total_sources":38,"unique_domain_count":12},"claims":[{"claim_id":"claim-001","confidence":"verified","observed_at":"2026-09-29","platform_support":["anthropic","deepseek","google","grok","kimi","openai","perplexity"],"predicate":"platforms_analyzed","qualifier":"valid included platform responses","subject":"Best Proprietary Jumbo Reverse Mortgage Lenders for High-Value Homes","unit":"platforms","value":7},{"claim_id":"claim-002","confidence":"verified","observed_at":"2026-09-29","platform_support":["anthropic","google"],"predicate":"final_consensus_rank","qualifier":"proprietary jumbo reverse mortgage for high-value homes","subject":"South River Mortgage","unit":"rank","value":10},{"claim_id":"claim-003","confidence":"verified","observed_at":"2026-09-29","platform_support":["anthropic","google"],"predicate":"platform_mentions","qualifier":"out of 7","subject":"South River Mortgage","unit":"platforms","value":2},{"claim_id":"claim-004","confidence":"verified","observed_at":"2026-09-29","platform_support":["grok","perplexity","google"],"predicate":"fit_rating_count","qualifier":"good","subject":"South River Mortgage","unit":"platforms","value":3},{"claim_id":"claim-005","confidence":"verified","observed_at":"2026-09-29","platform_support":["openai","anthropic"],"predicate":"fit_rating_count","qualifier":"mixed","subject":"South River Mortgage","unit":"platforms","value":2},{"claim_id":"claim-006","confidence":"verified","observed_at":"2026-09-29","platform_support":["deepseek","kimi"],"predicate":"fit_rating_count","qualifier":"uncertain","subject":"South River Mortgage","unit":"platforms","value":2}],"content_scope":"aggregated facts, computed metrics, and retrieval summaries","entities":[{"average_rank":8.5,"best_rank":8,"entity_id":"entity-001","entity_type":"company","final_rank":10,"name":"South River Mortgage","platform_mentions":2,"platform_share":0.2857142857142857}],"identity":{"dataset_url":"https://mortgageconsensusindex.com/datasets/reverse-mortgage-lenders/proprietary-jumbo-reverse-mortgage/south-river-mortgage.json","page_url":"https://mortgageconsensusindex.com/reverse-mortgage-lenders/proprietary-jumbo-reverse-mortgage/south-river-mortgage","report_type":"fit_review","study_id":"MCI-STUDY-1185522F0C0C","title":"South River Mortgage Review for High-Value Homes"},"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":"Mortgage 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":"2026-09-29 21:36:53.482251+00","research_date":"2026-09-29","source_snapshot_sha256":"4787925d2501634a7ca5e50b62fb3faa7533a5efcac73f29b7bfabfa00d3269d","verification_scope":"public_verification"},"ranking":{"candidates_evaluated":29,"qualified_finalists":10,"ranking_unit":"Reverse mortgage lender"},"schema_version":4,"summary":"South River Mortgage is a mixed fit for a proprietary jumbo reverse mortgage on a high-value home. Two of the seven platforms in this study named it during the ranking stage, at an average listed rank of 8.5 (best rank 8). Its strongest selling point is HomeForLife, a proprietary product marketed for homes above the FHA HECM lending limit, with advertised age-55 eligibility, no initial mortgage-insurance premium, and flexible underwriting (, -7). The main limitation is disclosure: no public maximum LTV, no current jumbo rate sheet, and no complete fee schedule, so competitiveness cannot be…","target_buyer":"Homeowners 55/62+ with homes valued above roughly $1.2M seeking maximum equity access outside HECM limits.","topic":{"base_category":"Reverse Mortgage Lenders","category_criteria":["proprietary product availability","loan-to-value on high-value homes","rates on jumbo reverse products","minimum age requirements","underwriting flexibility"],"geography":"United States","slug":"best-proprietary-jumbo-reverse-mortgage-lenders-for-high-value-homes","title":"Best Proprietary Jumbo Reverse Mortgage Lenders for High-Value Homes","use_case":"proprietary jumbo reverse mortgage for high-value homes"}}