{
  "what_this_is": "Every figure in 'AI Visibility for Ecommerce'. 30 shopping prompts, 4 engines, 3 runs each, 12 August 2026. Collected via the same BrightData recurring path our own tracked corpus uses, so the two are comparable.",
  "method": {
    "prompts": 30,
    "verticals": 6,
    "engines": [
      "ChatGPT",
      "Perplexity",
      "Gemini",
      "GoogleAIOverviews"
    ],
    "runs_per_prompt": 3,
    "total_prompt_runs": 360,
    "prompt_seeding": "Each prompt is a rephrasing of a real query harvested from Amazon's US-marketplace autocomplete (completion.amazon.com, mid=ATVPDKIKX0DER). All 30 seed queries appear verbatim in that harvest. Nothing invented.",
    "interval_between_runs_min": 20,
    "caveats": [
      "Google AI Overviews is Rails.cache-d for 6h, so its runs 1-2 are replays of run 0. It is excluded from every cross-run figure and counted once, not three times, in domain totals.",
      "306 google.com/search?ibp=oshop links (Google Shopping product widgets, all from AI Overviews) are excluded from the domain ranking: they are offer carousels, not sources.",
      "Runs are ~20 minutes apart. Our earlier churn work used a 24-hour cadence, so the two churn figures are NOT directly comparable.",
      "Retailer classification is editorial; the full list is published below so it can be disputed."
    ]
  },
  "headline": {
    "total_citations_after_exclusions": 2703,
    "distinct_domains": 460,
    "retailer_share_pct": 1.41,
    "amazon_share_pct": 0.55,
    "prompts_where_any_retailer_cited": 12,
    "prompts_total": 30
  },
  "retailer_classification_list": [
    "amazon.com",
    "walmart.com",
    "target.com",
    "ebay.com",
    "etsy.com",
    "costco.com",
    "samsclub.com",
    "chewy.com",
    "bestbuy.com",
    "wayfair.com",
    "rei.com",
    "backcountry.com",
    "zappos.com",
    "dickssportinggoods.com",
    "iherb.com",
    "bodybuilding.com",
    "sephora.com",
    "ulta.com",
    "petco.com",
    "petsmart.com",
    "homedepot.com",
    "lowes.com"
  ],
  "retailer_citations": {
    "amazon.com": 15,
    "chewy.com": 14,
    "bestbuy.com": 3,
    "petco.com": 2,
    "dickssportinggoods.com": 1,
    "petsmart.com": 1,
    "sephora.com": 1,
    "target.com": 1
  },
  "top_domains": [
    {
      "domain": "forbes.com",
      "citations": 196,
      "share_pct": 7.25,
      "is_retailer": false
    },
    {
      "domain": "aad.org",
      "citations": 90,
      "share_pct": 3.33,
      "is_retailer": false
    },
    {
      "domain": "goodhousekeeping.com",
      "citations": 80,
      "share_pct": 2.96,
      "is_retailer": false
    },
    {
      "domain": "healthline.com",
      "citations": 75,
      "share_pct": 2.77,
      "is_retailer": false
    },
    {
      "domain": "runrepeat.com",
      "citations": 71,
      "share_pct": 2.63,
      "is_retailer": false
    },
    {
      "domain": "petmd.com",
      "citations": 55,
      "share_pct": 2.03,
      "is_retailer": false
    },
    {
      "domain": "reddit.com",
      "citations": 55,
      "share_pct": 2.03,
      "is_retailer": false
    },
    {
      "domain": "techradar.com",
      "citations": 54,
      "share_pct": 2.0,
      "is_retailer": false
    },
    {
      "domain": "runnersworld.com",
      "citations": 51,
      "share_pct": 1.89,
      "is_retailer": false
    },
    {
      "domain": "tomsguide.com",
      "citations": 49,
      "share_pct": 1.81,
      "is_retailer": false
    },
    {
      "domain": "coffeeness.de",
      "citations": 46,
      "share_pct": 1.7,
      "is_retailer": false
    },
    {
      "domain": "womenshealthmag.com",
      "citations": 35,
      "share_pct": 1.29,
      "is_retailer": false
    },
    {
      "domain": "prevention.com",
      "citations": 33,
      "share_pct": 1.22,
      "is_retailer": false
    },
    {
      "domain": "nbcnews.com",
      "citations": 33,
      "share_pct": 1.22,
      "is_retailer": false
    },
    {
      "domain": "nytimes.com",
      "citations": 32,
      "share_pct": 1.18,
      "is_retailer": false
    },
    {
      "domain": "rtings.com",
      "citations": 30,
      "share_pct": 1.11,
      "is_retailer": false
    },
    {
      "domain": "businessinsider.com",
      "citations": 30,
      "share_pct": 1.11,
      "is_retailer": false
    },
    {
      "domain": "timeforespresso.com",
      "citations": 26,
      "share_pct": 0.96,
      "is_retailer": false
    },
    {
      "domain": "cnet.com",
      "citations": 26,
      "share_pct": 0.96,
      "is_retailer": false
    },
    {
      "domain": "fleetfeet.com",
      "citations": 25,
      "share_pct": 0.92,
      "is_retailer": false
    },
    {
      "domain": "medicalnewstoday.com",
      "citations": 24,
      "share_pct": 0.89,
      "is_retailer": false
    },
    {
      "domain": "bodyspec.com",
      "citations": 24,
      "share_pct": 0.89,
      "is_retailer": false
    },
    {
      "domain": "outdoorgearlab.com",
      "citations": 23,
      "share_pct": 0.85,
      "is_retailer": false
    },
    {
      "domain": "homecoffeebrew.store",
      "citations": 22,
      "share_pct": 0.81,
      "is_retailer": false
    },
    {
      "domain": "youtube.com",
      "citations": 21,
      "share_pct": 0.78,
      "is_retailer": false
    },
    {
      "domain": "prideplus.com.au",
      "citations": 19,
      "share_pct": 0.7,
      "is_retailer": false
    },
    {
      "domain": "consumerreports.org",
      "citations": 19,
      "share_pct": 0.7,
      "is_retailer": false
    },
    {
      "domain": "agnesglowlab.com",
      "citations": 18,
      "share_pct": 0.67,
      "is_retailer": false
    },
    {
      "domain": "austingallery.org",
      "citations": 18,
      "share_pct": 0.67,
      "is_retailer": false
    },
    {
      "domain": "garagegymreviews.com",
      "citations": 18,
      "share_pct": 0.67,
      "is_retailer": false
    },
    {
      "domain": "everydayhealth.com",
      "citations": 17,
      "share_pct": 0.63,
      "is_retailer": false
    },
    {
      "domain": "allure.com",
      "citations": 17,
      "share_pct": 0.63,
      "is_retailer": false
    },
    {
      "domain": "pubmed.ncbi.nlm.nih.gov",
      "citations": 17,
      "share_pct": 0.63,
      "is_retailer": false
    },
    {
      "domain": "michiganfootdoctors.com",
      "citations": 17,
      "share_pct": 0.63,
      "is_retailer": false
    },
    {
      "domain": "trainingplan.dev",
      "citations": 15,
      "share_pct": 0.55,
      "is_retailer": false
    },
    {
      "domain": "vcahospitals.com",
      "citations": 15,
      "share_pct": 0.55,
      "is_retailer": false
    },
    {
      "domain": "amazon.com",
      "citations": 15,
      "share_pct": 0.55,
      "is_retailer": true
    },
    {
      "domain": "bonappetit.com",
      "citations": 15,
      "share_pct": 0.55,
      "is_retailer": false
    },
    {
      "domain": "cats.com",
      "citations": 14,
      "share_pct": 0.52,
      "is_retailer": false
    },
    {
      "domain": "pcmag.com",
      "citations": 14,
      "share_pct": 0.52,
      "is_retailer": false
    }
  ],
  "ai_overview_firing": {
    "fired_on_prompts": 16,
    "of_prompts": 30,
    "rate_pct": 53.3,
    "by_vertical": {
      "footwear": {
        "fired": 1,
        "of": 5
      },
      "supplements": {
        "fired": 4,
        "of": 5
      },
      "skincare": {
        "fired": 4,
        "of": 5
      },
      "pet": {
        "fired": 4,
        "of": 5
      },
      "homeoffice": {
        "fired": 1,
        "of": 5
      },
      "coffee": {
        "fired": 2,
        "of": 5
      }
    }
  },
  "churn_by_engine": {
    "openai": {
      "consecutive_pairs": 60,
      "pairs_where_sources_changed": 56,
      "changed_rate_pct": 93.3,
      "mean_jaccard_overlap": 0.291
    },
    "perplexity": {
      "consecutive_pairs": 60,
      "pairs_where_sources_changed": 16,
      "changed_rate_pct": 26.7,
      "mean_jaccard_overlap": 0.778
    },
    "gemini_direct": {
      "consecutive_pairs": 58,
      "pairs_where_sources_changed": 51,
      "changed_rate_pct": 87.9,
      "mean_jaccard_overlap": 0.427
    }
  },
  "by_vertical": {
    "footwear": {
      "citations": 474,
      "distinct_domains": 72,
      "retailer_share_pct": 0.63,
      "top_domain": "runrepeat.com"
    },
    "supplements": {
      "citations": 486,
      "distinct_domains": 93,
      "retailer_share_pct": 0.41,
      "top_domain": "healthline.com"
    },
    "skincare": {
      "citations": 459,
      "distinct_domains": 85,
      "retailer_share_pct": 0.44,
      "top_domain": "aad.org"
    },
    "pet": {
      "citations": 418,
      "distinct_domains": 97,
      "retailer_share_pct": 5.98,
      "top_domain": "petmd.com"
    },
    "homeoffice": {
      "citations": 390,
      "distinct_domains": 103,
      "retailer_share_pct": 1.54,
      "top_domain": "techradar.com"
    },
    "coffee": {
      "citations": 476,
      "distinct_domains": 87,
      "retailer_share_pct": 0.0,
      "top_domain": "coffeeness.de"
    }
  },
  "prompts": [
    {
      "vertical": "footwear",
      "amazon_seed_query": "best running shoes for women",
      "amazon_popularity_rank": 1,
      "prompt_as_asked": "What are the best running shoes for women right now?"
    },
    {
      "vertical": "footwear",
      "amazon_seed_query": "best running shoes for men",
      "amazon_popularity_rank": 2,
      "prompt_as_asked": "What are the best running shoes for men?"
    },
    {
      "vertical": "footwear",
      "amazon_seed_query": "best running shoes for plantar fasciitis for women",
      "amazon_popularity_rank": 4,
      "prompt_as_asked": "What running shoes should I buy if I have plantar fasciitis?"
    },
    {
      "vertical": "footwear",
      "amazon_seed_query": "best walking shoes for women",
      "amazon_popularity_rank": 11,
      "prompt_as_asked": "What are the best walking shoes for women who are on their feet all day?"
    },
    {
      "vertical": "footwear",
      "amazon_seed_query": "best running shoes for flat feet",
      "amazon_popularity_rank": 7,
      "prompt_as_asked": "Which running shoes work best for flat feet?"
    },
    {
      "vertical": "supplements",
      "amazon_seed_query": "best protein powder for weight loss",
      "amazon_popularity_rank": 1,
      "prompt_as_asked": "What is the best protein powder for weight loss?"
    },
    {
      "vertical": "supplements",
      "amazon_seed_query": "best protein powder for women",
      "amazon_popularity_rank": 2,
      "prompt_as_asked": "Which protein powder should a woman buy?"
    },
    {
      "vertical": "supplements",
      "amazon_seed_query": "best protein powder for muscle gain",
      "amazon_popularity_rank": 3,
      "prompt_as_asked": "What protein powder is best for building muscle?"
    },
    {
      "vertical": "supplements",
      "amazon_seed_query": "best creatine",
      "amazon_popularity_rank": 13,
      "prompt_as_asked": "Which creatine supplement should I buy?"
    },
    {
      "vertical": "supplements",
      "amazon_seed_query": "best multivitamin for women",
      "amazon_popularity_rank": 22,
      "prompt_as_asked": "What is the best multivitamin for women?"
    },
    {
      "vertical": "skincare",
      "amazon_seed_query": "best sunscreen for face",
      "amazon_popularity_rank": 3,
      "prompt_as_asked": "What is the best sunscreen for your face?"
    },
    {
      "vertical": "skincare",
      "amazon_seed_query": "best sunscreen for sensitive skin",
      "amazon_popularity_rank": 5,
      "prompt_as_asked": "Which sunscreen is best for sensitive skin?"
    },
    {
      "vertical": "skincare",
      "amazon_seed_query": "best vitamin c serum for face",
      "amazon_popularity_rank": 11,
      "prompt_as_asked": "What is the best vitamin C serum for your face?"
    },
    {
      "vertical": "skincare",
      "amazon_seed_query": "best moisturizer for dry skin",
      "amazon_popularity_rank": 24,
      "prompt_as_asked": "What moisturizer should I buy for dry skin?"
    },
    {
      "vertical": "skincare",
      "amazon_seed_query": "best sunscreen for kids",
      "amazon_popularity_rank": 4,
      "prompt_as_asked": "What sunscreen is best for kids?"
    },
    {
      "vertical": "pet",
      "amazon_seed_query": "best dog food for small dogs",
      "amazon_popularity_rank": 1,
      "prompt_as_asked": "What is the best dog food for small dogs?"
    },
    {
      "vertical": "pet",
      "amazon_seed_query": "best dog food for itchy skin",
      "amazon_popularity_rank": 10,
      "prompt_as_asked": "What dog food is best for a dog with itchy skin?"
    },
    {
      "vertical": "pet",
      "amazon_seed_query": "best dog food for large dogs",
      "amazon_popularity_rank": 2,
      "prompt_as_asked": "What is the best dog food for large breed dogs?"
    },
    {
      "vertical": "pet",
      "amazon_seed_query": "best cat litter for multiple cats",
      "amazon_popularity_rank": 12,
      "prompt_as_asked": "Which cat litter is best for multiple cats?"
    },
    {
      "vertical": "pet",
      "amazon_seed_query": "best dog bed for large dogs",
      "amazon_popularity_rank": 23,
      "prompt_as_asked": "What is the best dog bed for a large dog?"
    },
    {
      "vertical": "homeoffice",
      "amazon_seed_query": "best office chair for lower back pain",
      "amazon_popularity_rank": 1,
      "prompt_as_asked": "What is the best office chair for lower back pain?"
    },
    {
      "vertical": "homeoffice",
      "amazon_seed_query": "best office chair for long hours",
      "amazon_popularity_rank": 2,
      "prompt_as_asked": "Which office chair is best for sitting long hours?"
    },
    {
      "vertical": "homeoffice",
      "amazon_seed_query": "best standing desk for home office",
      "amazon_popularity_rank": 11,
      "prompt_as_asked": "What is the best standing desk for a home office?"
    },
    {
      "vertical": "homeoffice",
      "amazon_seed_query": "best monitor for work",
      "amazon_popularity_rank": 23,
      "prompt_as_asked": "Which monitor should I buy for work?"
    },
    {
      "vertical": "homeoffice",
      "amazon_seed_query": "best office chair for tall people",
      "amazon_popularity_rank": 5,
      "prompt_as_asked": "What is the best office chair for a tall person?"
    },
    {
      "vertical": "coffee",
      "amazon_seed_query": "best espresso machine for home",
      "amazon_popularity_rank": 1,
      "prompt_as_asked": "What is the best espresso machine for home use?"
    },
    {
      "vertical": "coffee",
      "amazon_seed_query": "best espresso machine for beginner",
      "amazon_popularity_rank": 3,
      "prompt_as_asked": "Which espresso machine should a beginner buy?"
    },
    {
      "vertical": "coffee",
      "amazon_seed_query": "best coffee grinder for espresso",
      "amazon_popularity_rank": 10,
      "prompt_as_asked": "What is the best coffee grinder for espresso?"
    },
    {
      "vertical": "coffee",
      "amazon_seed_query": "best coffee maker for home",
      "amazon_popularity_rank": 20,
      "prompt_as_asked": "What is the best coffee maker for home?"
    },
    {
      "vertical": "coffee",
      "amazon_seed_query": "best espresso machine for home with grinder",
      "amazon_popularity_rank": 9,
      "prompt_as_asked": "What is the best espresso machine for home that has a built-in grinder?"
    }
  ],
  "source_type_mix": {
    "note": "Shares of the 2,703 citations after excluding Google Shopping widgets. 'publishers_reviews_institutions' is everything not classified as retail, forum or social - it mixes magazines (forbes.com), review sites (runrepeat.com), professional bodies (aad.org) and brands' own sites. We did not attempt to split those further.",
    "retail": {
      "citations": 38,
      "share_pct": 1.41
    },
    "forum": {
      "citations": 55,
      "share_pct": 2.03
    },
    "social": {
      "citations": 23,
      "share_pct": 0.85
    },
    "publishers_reviews_institutions": {
      "citations": 2587,
      "share_pct": 95.71
    }
  }
}