{"citations":{"source_mix":{"company_owned":115,"independent":55,"unclear":0},"sources_referenced_by_questions":0,"support_mix":{"direct":129,"partial":36},"total_sources":170,"unique_domain_count":50},"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 HELOC Lenders Offering Fixed-Rate Conversion or Rate-Lock Options","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":"Hybrid HELOC with option to lock in fixed rate","subject":"U.S. Bank","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":"U.S. Bank","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":"Hybrid HELOC with option to lock in fixed rate","subject":"PNC Bank","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":"PNC Bank","unit":"platforms","value":7},{"claim_id":"claim-006","confidence":"verified","observed_at":"2026-09-29","platform_support":["anthropic","deepseek","google","grok","kimi","openai","perplexity"],"predicate":"final_consensus_rank","qualifier":"Hybrid HELOC with option to lock in fixed rate","subject":"Bank of America","unit":"rank","value":3},{"claim_id":"claim-007","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-008","confidence":"verified","observed_at":"2026-09-29","platform_support":["google","grok","openai"],"predicate":"final_consensus_rank","qualifier":"Hybrid HELOC with option to lock in fixed rate","subject":"Regions Bank","unit":"rank","value":4},{"claim_id":"claim-009","confidence":"verified","observed_at":"2026-09-29","platform_support":["google","grok","openai"],"predicate":"platform_mentions","qualifier":"out of 7","subject":"Regions Bank","unit":"platforms","value":3},{"claim_id":"claim-010","confidence":"verified","observed_at":"2026-09-29","platform_support":["anthropic","grok","kimi"],"predicate":"final_consensus_rank","qualifier":"Hybrid HELOC with option to lock in fixed rate","subject":"CEFCU","unit":"rank","value":5},{"claim_id":"claim-011","confidence":"verified","observed_at":"2026-09-29","platform_support":["anthropic","grok","kimi"],"predicate":"platform_mentions","qualifier":"out of 7","subject":"CEFCU","unit":"platforms","value":3},{"claim_id":"claim-012","confidence":"verified","observed_at":"2026-09-29","platform_support":["deepseek","google"],"predicate":"final_consensus_rank","qualifier":"Hybrid HELOC with option to lock in fixed rate","subject":"PenFed Credit Union","unit":"rank","value":6},{"claim_id":"claim-013","confidence":"verified","observed_at":"2026-09-29","platform_support":["deepseek","google"],"predicate":"platform_mentions","qualifier":"out of 7","subject":"PenFed Credit Union","unit":"platforms","value":2},{"claim_id":"claim-014","confidence":"verified","observed_at":"2026-09-29","platform_support":["anthropic","kimi"],"predicate":"final_consensus_rank","qualifier":"Hybrid HELOC with option to lock in fixed rate","subject":"Eastern Bank","unit":"rank","value":7},{"claim_id":"claim-015","confidence":"verified","observed_at":"2026-09-29","platform_support":["anthropic","kimi"],"predicate":"platform_mentions","qualifier":"out of 7","subject":"Eastern Bank","unit":"platforms","value":2},{"claim_id":"claim-016","confidence":"verified","observed_at":"2026-09-29","platform_support":["google","perplexity"],"predicate":"final_consensus_rank","qualifier":"Hybrid HELOC with option to lock in fixed rate","subject":"BMO Bank","unit":"rank","value":8},{"claim_id":"claim-017","confidence":"verified","observed_at":"2026-09-29","platform_support":["google","perplexity"],"predicate":"platform_mentions","qualifier":"out of 7","subject":"BMO Bank","unit":"platforms","value":2},{"claim_id":"claim-018","confidence":"verified","observed_at":"2026-09-29","platform_support":["anthropic","perplexity"],"predicate":"final_consensus_rank","qualifier":"Hybrid HELOC with option to lock in fixed rate","subject":"Fidelity Bank HELOC Rate Lock","unit":"rank","value":9},{"claim_id":"claim-019","confidence":"verified","observed_at":"2026-09-29","platform_support":["anthropic","perplexity"],"predicate":"platform_mentions","qualifier":"out of 7","subject":"Fidelity Bank HELOC Rate Lock","unit":"platforms","value":2}],"content_scope":"aggregated facts, computed metrics, and retrieval summaries","entities":[{"average_rank":2,"best_rank":1,"entity_id":"entity-001","entity_type":"company","final_rank":1,"name":"U.S. Bank","platform_mentions":7,"platform_share":1},{"average_rank":3.7142857142857144,"best_rank":1,"entity_id":"entity-002","entity_type":"company","final_rank":2,"name":"PNC Bank","platform_mentions":7,"platform_share":1},{"average_rank":4.285714285714286,"best_rank":2,"entity_id":"entity-003","entity_type":"company","final_rank":3,"name":"Bank of America","platform_mentions":7,"platform_share":1},{"average_rank":3.6666666666666665,"best_rank":1,"entity_id":"entity-004","entity_type":"company","final_rank":4,"name":"Regions Bank","platform_mentions":3,"platform_share":0.42857142857142855},{"average_rank":7.666666666666667,"best_rank":5,"entity_id":"entity-005","entity_type":"company","final_rank":5,"name":"CEFCU","platform_mentions":3,"platform_share":0.42857142857142855},{"average_rank":4,"best_rank":2,"entity_id":"entity-006","entity_type":"company","final_rank":6,"name":"PenFed Credit Union","platform_mentions":2,"platform_share":0.2857142857142857},{"average_rank":4,"best_rank":4,"entity_id":"entity-007","entity_type":"company","final_rank":7,"name":"Eastern Bank","platform_mentions":2,"platform_share":0.2857142857142857},{"average_rank":5,"best_rank":3,"entity_id":"entity-008","entity_type":"company","final_rank":8,"name":"BMO Bank","platform_mentions":2,"platform_share":0.2857142857142857},{"average_rank":7.5,"best_rank":5,"entity_id":"entity-009","entity_type":"company","final_rank":9,"name":"Fidelity Bank HELOC Rate Lock","platform_mentions":2,"platform_share":0.2857142857142857}],"identity":{"dataset_url":"https://mortgageconsensusindex.com/datasets/home-equity-loan-and-heloc-lenders/fixed-rate-conversion-rate-lock-heloc.json","page_url":"https://mortgageconsensusindex.com/home-equity-loan-and-heloc-lenders/fixed-rate-conversion-rate-lock-heloc","report_type":"best_of_index","study_id":"MCI-STUDY-896A5D98A05D","title":"Best HELOC Lenders Offering Fixed-Rate Conversion or Rate-Lock Options (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 20:48:37.495738+00","research_date":"2026-09-29","source_snapshot_sha256":"352c4aa46fd1ffa6cf676c707b9d46e6a11fb6bf0c4d4ad614ba58bd84e3564c","verification_scope":"public_verification"},"ranking":{"candidates_evaluated":29,"qualified_finalists":9,"ranking_unit":"Home equity lender"},"schema_version":4,"summary":"U.S. Bank ranks first in this 7-platform consensus index of hybrid HELOC lenders that let a homeowner keep a revolving balance while converting part or all of it to a fixed rate. U.S. Bank was named by all seven platforms, with an average listed position of 2.0 and a best position of 1, and it is the only finalist whose public materials state a $0.00 fixed-rate conversion fee alongside no-fee unlock and re-lock during the draw period [e1:][e1:]. PNC Bank and Bank of America follow, each named by all seven platforms; PNC is strongest for borrowers who want to unlock and return balances to…","target_buyer":"A homeowner who wants the flexibility of a revolving line but also the option to lock in a fixed rate on some or all of the balance to hedge against rising rates.","topic":{"base_category":"Home Equity Loan and HELOC Lenders","category_criteria":["rate-lock conversion availability","number of allowed locks","fees for converting to fixed","flexibility to re-lock or unlock"],"geography":"United States","slug":"best-heloc-lenders-offering-fixed-rate-conversion-or-rate-lock-options","title":"Best HELOC Lenders Offering Fixed-Rate Conversion or Rate-Lock Options","use_case":"Hybrid HELOC with option to lock in fixed rate"}}