{"citations":{"source_mix":{"company_owned":24,"independent":25,"unclear":0},"sources_referenced_by_questions":0,"support_mix":{"direct":47,"partial":2},"total_sources":49,"unique_domain_count":29},"claims":[{"claim_id":"claim-001","confidence":"verified","observed_at":"2026-09-18","platform_support":["anthropic","deepseek","google","grok","kimi","openai","perplexity"],"predicate":"platforms_analyzed","qualifier":"valid included platform responses","subject":"Best AI SEO Tools for Updating Existing Content","unit":"platforms","value":7},{"claim_id":"claim-002","confidence":"verified","observed_at":"2026-09-18","platform_support":["anthropic","deepseek","google","grok","openai"],"predicate":"final_consensus_rank","qualifier":"AI SEO Tools for Updating Existing Content","subject":"Surfer SEO","unit":"rank","value":3},{"claim_id":"claim-003","confidence":"verified","observed_at":"2026-09-18","platform_support":["anthropic","deepseek","google","grok","openai"],"predicate":"platform_mentions","qualifier":"out of 7","subject":"Surfer SEO","unit":"platforms","value":5},{"claim_id":"claim-004","confidence":"verified","observed_at":"2026-09-18","platform_support":["grok"],"predicate":"fit_rating_count","qualifier":"strong","subject":"Surfer SEO","unit":"platforms","value":1},{"claim_id":"claim-005","confidence":"verified","observed_at":"2026-09-18","platform_support":["openai","anthropic","deepseek","perplexity","kimi","google"],"predicate":"fit_rating_count","qualifier":"good","subject":"Surfer SEO","unit":"platforms","value":6}],"content_scope":"aggregated facts, computed metrics, and retrieval summaries","entities":[{"average_rank":2.6,"best_rank":1,"entity_id":"entity-001","entity_type":"company","final_rank":3,"name":"Surfer SEO","platform_mentions":5,"platform_share":0.7142857142857143}],"identity":{"dataset_url":"https://aimarketingconsensusindex.com/datasets/ai-seo-content-optimization/updating-existing-content/surfer-seo.json","page_url":"https://aimarketingconsensusindex.com/ai-seo-content-optimization/updating-existing-content/surfer-seo","report_type":"fit_review","study_id":"AIMCI-STUDY-D0386F865FC9","title":"Surfer SEO for AI SEO Tools for Updating Existing Content: AI Consensus Fit Review"},"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.","Platform-reported research dates differ from the authoritative run date; disclose this as a methodology limitation.","The deterministic identity audit contains qualification notes that must be disclosed where relevant.","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":"AI Marketing 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":"2026-09-19 00:08:09.74855+00","research_date":"2026-09-18","source_snapshot_sha256":"0af7477a8a41a0d9d913a9d938d0ba16eb61558984ba4753707ee2cea23f2813","verification_scope":"public_verification"},"ranking":{"candidates_evaluated":34,"qualified_finalists":8,"ranking_unit":"Software tool or content optimization platform"},"schema_version":4,"summary":"Surfer SEO is a good fit for publishers updating existing content. Five of seven platforms named it during the ranking stage, with an average listed rank of 2.6 and a best rank of 1. Its strongest asset for this use case is the pairing of Content Audit and Content Editor: Audit analyzes a supplied page against SERP results and generates refresh recommendations, while Content Editor imports live URLs and scores them against competitor coverage . The main limitation is unresolved packaging: retrieved Surfer pages conflict on plan names, Content Audit limits, and whether AI Tracker is bundled,…","target_buyer":"Publisher seeking AI SEO Tools for Updating Existing Content","topic":{"base_category":"AI SEO and content optimization tools","category_criteria":["Content research","question and topic discovery","optimization recommendations","entity and source coverage","content-gap analysis","competitive comparisons","and AI-search visibility support"],"geography":"United States","slug":"best-ai-seo-tools-for-updating-existing-content","title":"Best AI SEO Tools for Updating Existing Content","use_case":"AI SEO Tools for Updating Existing Content"}}