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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":"Home Improvement 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":"2026-10-02 08:21:47.455281+00","research_date":"2026-10-02","source_snapshot_sha256":"e14a454111cbdec84bc4f9f9011a24113e5ec9e62c7cd4116416ee5a765d06c8","verification_scope":"public_verification"},"ranking":{"candidates_evaluated":18,"qualified_finalists":10,"ranking_unit":"Window and door manufacturer, dealer, or installation company"},"schema_version":4,"summary":"Renewal by Andersen is the consensus leader for whole-home window replacement in this 7-platform AI study, named by all seven platforms with an average listed position of 1.57 and a best position of 1. Window World ranks second on the strength of budget vinyl volume pricing, and Champion Windows and Home Exteriors ranks third on single-source manufacturing and installation. The strongest alternatives for distinct buyer needs are Pella for multi-material choice, Marvin for fiberglass and wood-interior durability, and Window Nation for customization breadth. Seven platforms were studied:…","target_buyer":"A homeowner replacing every window in the house at once and weighing manufacturer, installer and total project price together.","topic":{"base_category":"Window and Door Replacement","category_criteria":["whole-home project capability","volume pricing","installation crew consistency","product range and frame materials","energy performance ratings","installation quality","lead time","price transparency","product and labor warranty","customer review strength"],"geography":"United States","slug":"best-replacement-window-companies-for-whole-home-projects","title":"Best Replacement Window Companies for Whole-Home Projects","use_case":"whole home window replacement"}}