{"citations":{"source_mix":{"company_owned":24,"independent":12,"unclear":0},"sources_referenced_by_questions":0,"support_mix":{"direct":30,"partial":5},"total_sources":36,"unique_domain_count":15},"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 Refinance Lenders","unit":"platforms","value":7},{"claim_id":"claim-002","confidence":"verified","observed_at":"2026-09-29","platform_support":["anthropic","deepseek","google","kimi","openai"],"predicate":"final_consensus_rank","qualifier":"Refinancing a loan balance above conforming limits","subject":"Chase","unit":"rank","value":2},{"claim_id":"claim-003","confidence":"verified","observed_at":"2026-09-29","platform_support":["anthropic","deepseek","google","kimi","openai"],"predicate":"platform_mentions","qualifier":"out of 7","subject":"Chase","unit":"platforms","value":5},{"claim_id":"claim-004","confidence":"verified","observed_at":"2026-09-29","platform_support":["google"],"predicate":"fit_rating_count","qualifier":"strong","subject":"Chase","unit":"platforms","value":1},{"claim_id":"claim-005","confidence":"verified","observed_at":"2026-09-29","platform_support":["openai","anthropic","deepseek"],"predicate":"fit_rating_count","qualifier":"good","subject":"Chase","unit":"platforms","value":3},{"claim_id":"claim-006","confidence":"verified","observed_at":"2026-09-29","platform_support":["grok","perplexity"],"predicate":"fit_rating_count","qualifier":"mixed","subject":"Chase","unit":"platforms","value":2},{"claim_id":"claim-007","confidence":"verified","observed_at":"2026-09-29","platform_support":["kimi"],"predicate":"fit_rating_count","qualifier":"uncertain","subject":"Chase","unit":"platforms","value":1}],"content_scope":"aggregated facts, computed metrics, and retrieval summaries","entities":[{"average_rank":2.2,"best_rank":1,"entity_id":"entity-001","entity_type":"company","final_rank":2,"name":"Chase","platform_mentions":5,"platform_share":0.7142857142857143}],"identity":{"dataset_url":"https://mortgageconsensusindex.com/datasets/mortgage-refinance-lenders/jumbo-refinance/chase.json","page_url":"https://mortgageconsensusindex.com/mortgage-refinance-lenders/jumbo-refinance/chase","report_type":"fit_review","study_id":"MCI-STUDY-2CBB8CAE710F","title":"Chase Review for Jumbo Refinancing"},"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 14:34:18.282442+00","research_date":"2026-09-29","source_snapshot_sha256":"d71999b883b2b0dcd0e9b4030f9b17739fc795fc684e9acf2aec98370f9c713b","verification_scope":"public_verification"},"ranking":{"candidates_evaluated":31,"qualified_finalists":10,"ranking_unit":"Mortgage refinance lender"},"schema_version":4,"summary":"Chase is a good, but not conclusively best, fit for Refinancing a loan balance above conforming limits. Five of seven platforms named Chase during the ranking stage, with an average listed rank of 2.2 and a best rank of 1. The strongest reason to consider Chase is its advertised jumbo capacity up to $9.5 million or 89.99% of home value for eligible transactions, combined with relationship pricing discounts advertised between 0.05% and 1% . The main limitation is transparency: Chase does not publish a complete jumbo refinance rate sheet, reserve schedule, or universal maximum refinance…","target_buyer":"A homeowner whose mortgage balance exceeds conforming loan limits and needs a lender that specializes in jumbo refinance underwriting.","topic":{"base_category":"Mortgage Refinance Lenders","category_criteria":["jumbo refinance rate competitiveness","maximum loan amount supported","underwriting flexibility for high balances","reserve requirements"],"geography":"United States","slug":"best-jumbo-mortgage-refinance-lenders","title":"Best Jumbo Mortgage Refinance Lenders","use_case":"Refinancing a loan balance above conforming limits"}}