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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 09:02:08.304028+00","research_date":"2026-10-02","source_snapshot_sha256":"66629f3d52dde32a3ae4c79ac34fc4858ae5075a72f5d5874a55cc3564c94967","verification_scope":"public_verification"},"ranking":{"candidates_evaluated":36,"qualified_finalists":7,"ranking_unit":"Siding, decking, or exterior renovation contractor"},"schema_version":4,"summary":"Seven AI platforms were asked one standardized question about the best exterior renovation contractors for vinyl siding installation, and seven entities were named by at least two platforms. 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The strongest alternatives for distinct buyer needs are Mastic / Ply Gem for buyers who want a named premium panel line with coordinated trim, CertainTeed Find-a-Pro for buyers who want manufacturer-credentialed installers, and…","target_buyer":"A homeowner re-siding in vinyl and comparing panel grade, colour retention and installer detailing around openings.","topic":{"base_category":"Siding and Exterior Renovation","category_criteria":["panel grade and thickness","colour retention","trim and opening detailing","material range and durability","weather and moisture detailing","crew professionalism","project timeline","price transparency","workmanship warranty","customer review strength"],"geography":"United States","slug":"best-vinyl-siding-installation-companies","title":"Best Vinyl Siding Installation Companies","use_case":"vinyl siding installation"}}