{"citations":{"source_mix":{"company_owned":139,"independent":102,"unclear":4},"sources_referenced_by_questions":0,"support_mix":{"direct":192,"partial":47},"total_sources":245,"unique_domain_count":81},"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 Jumbo Mortgage Lenders for High-Value Home Purchase","unit":"platforms","value":7},{"claim_id":"claim-002","confidence":"verified","observed_at":"2026-09-29","platform_support":["anthropic","deepseek","google","grok","kimi","openai","perplexity"],"predicate":"final_consensus_rank","qualifier":"jumbo loan high value purchase","subject":"Bank of America","unit":"rank","value":1},{"claim_id":"claim-003","confidence":"verified","observed_at":"2026-09-29","platform_support":["anthropic","deepseek","google","grok","kimi","openai","perplexity"],"predicate":"platform_mentions","qualifier":"out of 7","subject":"Bank of America","unit":"platforms","value":7},{"claim_id":"claim-004","confidence":"verified","observed_at":"2026-09-29","platform_support":["anthropic","deepseek","google","grok","kimi","openai","perplexity"],"predicate":"final_consensus_rank","qualifier":"jumbo loan high value purchase","subject":"Wells Fargo","unit":"rank","value":2},{"claim_id":"claim-005","confidence":"verified","observed_at":"2026-09-29","platform_support":["anthropic","deepseek","google","grok","kimi","openai","perplexity"],"predicate":"platform_mentions","qualifier":"out of 7","subject":"Wells Fargo","unit":"platforms","value":7},{"claim_id":"claim-006","confidence":"verified","observed_at":"2026-09-29","platform_support":["anthropic","deepseek","google","grok","kimi","openai"],"predicate":"final_consensus_rank","qualifier":"jumbo loan high value purchase","subject":"Chase","unit":"rank","value":3},{"claim_id":"claim-007","confidence":"verified","observed_at":"2026-09-29","platform_support":["anthropic","deepseek","google","grok","kimi","openai"],"predicate":"platform_mentions","qualifier":"out of 7","subject":"Chase","unit":"platforms","value":6},{"claim_id":"claim-008","confidence":"verified","observed_at":"2026-09-29","platform_support":["anthropic","deepseek","google","grok","kimi","openai"],"predicate":"final_consensus_rank","qualifier":"jumbo loan high value purchase","subject":"Rocket Mortgage","unit":"rank","value":4},{"claim_id":"claim-009","confidence":"verified","observed_at":"2026-09-29","platform_support":["anthropic","deepseek","google","grok","kimi","openai"],"predicate":"platform_mentions","qualifier":"out of 7","subject":"Rocket Mortgage","unit":"platforms","value":6},{"claim_id":"claim-010","confidence":"verified","observed_at":"2026-09-29","platform_support":["deepseek","google","kimi"],"predicate":"final_consensus_rank","qualifier":"jumbo loan high value purchase","subject":"Citibank","unit":"rank","value":5},{"claim_id":"claim-011","confidence":"verified","observed_at":"2026-09-29","platform_support":["deepseek","google","kimi"],"predicate":"platform_mentions","qualifier":"out of 7","subject":"Citibank","unit":"platforms","value":3},{"claim_id":"claim-012","confidence":"verified","observed_at":"2026-09-29","platform_support":["grok","kimi"],"predicate":"final_consensus_rank","qualifier":"jumbo loan high value purchase","subject":"Morgan Stanley Private Bank","unit":"rank","value":6},{"claim_id":"claim-013","confidence":"verified","observed_at":"2026-09-29","platform_support":["grok","kimi"],"predicate":"platform_mentions","qualifier":"out of 7","subject":"Morgan Stanley Private Bank","unit":"platforms","value":2},{"claim_id":"claim-014","confidence":"verified","observed_at":"2026-09-29","platform_support":["anthropic","deepseek"],"predicate":"final_consensus_rank","qualifier":"jumbo loan high value purchase","subject":"loanDepot","unit":"rank","value":7},{"claim_id":"claim-015","confidence":"verified","observed_at":"2026-09-29","platform_support":["anthropic","deepseek"],"predicate":"platform_mentions","qualifier":"out of 7","subject":"loanDepot","unit":"platforms","value":2}],"content_scope":"aggregated facts, computed metrics, and retrieval summaries","entities":[{"average_rank":2.4285714285714284,"best_rank":1,"entity_id":"entity-001","entity_type":"company","final_rank":1,"name":"Bank of America","platform_mentions":7,"platform_share":1},{"average_rank":3.4285714285714284,"best_rank":2,"entity_id":"entity-002","entity_type":"company","final_rank":2,"name":"Wells Fargo","platform_mentions":7,"platform_share":1},{"average_rank":1.3333333333333333,"best_rank":1,"entity_id":"entity-003","entity_type":"company","final_rank":3,"name":"Chase","platform_mentions":6,"platform_share":0.8571428571428571},{"average_rank":5.5,"best_rank":4,"entity_id":"entity-004","entity_type":"company","final_rank":4,"name":"Rocket Mortgage","platform_mentions":6,"platform_share":0.8571428571428571},{"average_rank":3.3333333333333335,"best_rank":1,"entity_id":"entity-005","entity_type":"company","final_rank":5,"name":"Citibank","platform_mentions":3,"platform_share":0.42857142857142855},{"average_rank":4.5,"best_rank":3,"entity_id":"entity-006","entity_type":"company","final_rank":6,"name":"Morgan Stanley Private Bank","platform_mentions":2,"platform_share":0.2857142857142857},{"average_rank":7.5,"best_rank":6,"entity_id":"entity-007","entity_type":"company","final_rank":7,"name":"loanDepot","platform_mentions":2,"platform_share":0.2857142857142857}],"identity":{"dataset_url":"https://mortgageconsensusindex.com/datasets/home-purchase-mortgage-lenders/jumbo-loan-high-value-purchase.json","page_url":"https://mortgageconsensusindex.com/home-purchase-mortgage-lenders/jumbo-loan-high-value-purchase","report_type":"best_of_index","study_id":"MCI-STUDY-B2DF1B352D45","title":"Best Jumbo Mortgage Lenders for High-Value Home Purchase (2026)"},"limitations":["Exactly 7 platforms were included in this run: openai, anthropic, deepseek, grok, perplexity, kimi, google. The configured source value 7 is provenance only and must never be described as the number of platforms studied.","The finalrankingtable is the sole authority for rank, platform mentions, platform share, average rank, and best rank. Ignore any conflicting value embedded in a entity evidence bundle.","The Consensus Ranking table must contain exactly one row per finalrankingtable entity, in that order, using that exact entityname. Never split one ranked entity into two product, model, SKU, or product-line rows, and never add another ranking row for a brand already listed. Put recommended products or plans inside that entity's ranked section.","Platform mentions count only ranking-discovery mentions. Do not substitute the number of platforms that later completed a fit assessment.","Citation IDs inside each entity bundle are local to that entity. Consolidate sources by URL using the supplied source catalog.","The URLs were collected from platform responses and were not independently validated by either writer stage.","Each fitreviewurlorplaceholder is the final site-relative CMS path for that entity's review. Link the entity name to that exact path exactly once in its ranked prose section, outside tables and headings. Never replace it with a run ID, report ID, UUID, or local output path.","Use the exact entity-namespaced citation IDs from the source catalog (e.g. e1:); never transfer a citation between entities."],"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 10:52:38.971946+00","research_date":"2026-09-29","source_snapshot_sha256":"cdfec36334cd6022030c051bd298d289afe082a4c8d190f250924ee8c9058511","verification_scope":"public_verification"},"ranking":{"candidates_evaluated":14,"qualified_finalists":7,"ranking_unit":"Mortgage lender"},"schema_version":4,"summary":"Bank of America ranks first in this 7-platform AI consensus index of mortgage lenders for a jumbo loan high-value purchase, named by all seven platforms with an average listed position of 2.43. Wells Fargo ranks second on the same 7-of-7 mention base, and Chase ranks third despite the best average listed position (1.33) because it was named by six platforms. The strongest alternatives for distinct buyer needs are Chase for the highest published loan ceiling and relationship pricing, Wells Fargo for low-down-payment jumbo options and portfolio lending, Citibank for ultra-high-net-worth and…","target_buyer":"A high-income or high-net-worth buyer purchasing a home priced above the conforming loan limit.","topic":{"base_category":"Home Purchase Mortgage Lenders","category_criteria":["jumbo rate competitiveness","loan limit flexibility","income and asset verification","private banking relationship perks","reserve requirement flexibility"],"geography":"United States","slug":"best-jumbo-mortgage-lenders-for-high-value-home-purchase","title":"Best Jumbo Mortgage Lenders for High-Value Home Purchase","use_case":"jumbo loan high value purchase"}}