{
  "kind": "tracker",
  "studySlug": "citation-decay",
  "slug": "visibility-stability-tracker",
  "title": "Visibility stability by brand cohort",
  "description": "Research tracker page for Trakkr detailing the study The Half-Life of AI Citations, focusing on visibility stability by brand cohort.",
  "lastUpdated": "2026-03-30",
  "lastTested": "2026-03-30",
  "sourceStudyUrl": "/trakkr-research/citation-decay",
  "sourceStudyTitle": "The Half-Life of AI Citations",
  "claimIds": [
    "citation-decay:very-stable",
    "citation-decay:halved-7d",
    "citation-decay:weekly-change",
    "citation-decay:brands"
  ],
  "relatedSlugs": [
    "answer:what-does-a-thirty-one-day-brand-half-life-actually-mean",
    "answer:are-most-ai-citations-one-and-done",
    "fact:the-median-citation-lifespan-is-zero-days"
  ],
  "methodologySummary": "Built from 857,138 reports, 108,650 citations, 10,991 brands, and 8 tracked models across a 10-month observation window.",
  "limitations": [
    "Decay describes observed persistence, not the full causal mechanism behind why a citation disappears.",
    "Brand- and domain-level averages can hide very different retention patterns by query class or model.",
    "Some of the stickiest or most volatile domains come from niche query pockets and should be read as examples, not universal leaders."
  ],
  "keywords": [
    "citation decay",
    "AI half life",
    "AI citation persistence",
    "AI visibility churn"
  ],
  "schemaHints": {
    "pageType": "WebPage",
    "includeDataset": true,
    "includeItemList": true,
    "itemListName": "Visibility stability by brand cohort"
  },
  "summary": "The benchmark pattern reveals a high degree of volatility in brand visibility. A significant portion of brands experience rapid decay, with nearly half losing half their mentions within a week, while only a small minority maintain a consistently stable presence.",
  "keyFacts": [
    {
      "label": "Very stable brands",
      "value": "13.2%",
      "detail": "Only a small minority stay consistently present.",
      "claimId": "citation-decay:very-stable"
    },
    {
      "label": "Brands halved within 7 days",
      "value": "47.1%",
      "detail": "A large share of brands decay quickly.",
      "claimId": "citation-decay:halved-7d"
    },
    {
      "label": "Weekly mention change",
      "value": "51.8%",
      "detail": "Average weekly movement in mentions.",
      "claimId": "citation-decay:weekly-change"
    },
    {
      "label": "Brands analyzed",
      "value": "10,991",
      "detail": "Brands covered in the broader longitudinal study.",
      "claimId": "citation-decay:brands"
    }
  ],
  "benchmarkRows": [
    {
      "label": "Very stable brands",
      "value": "13.2%",
      "note": "Only a small minority stay consistently present."
    },
    {
      "label": "Brands halved within 7 days",
      "value": "47.1%",
      "note": "A large share of brands decay quickly."
    },
    {
      "label": "Weekly mention change",
      "value": "51.8%",
      "note": "Average weekly movement in mentions."
    }
  ],
  "rankedItems": [
    {
      "name": "Very stable brands",
      "value": "13.2%",
      "detail": "A small minority maintain consistently high presence."
    },
    {
      "name": "Brands halving within 7 days",
      "value": "47.1%",
      "detail": "Rapid loss after a peak is common."
    },
    {
      "name": "Average weekly mention change",
      "value": "51.8%",
      "detail": "Week-to-week movement is large."
    },
    {
      "name": "Average daily mention change",
      "value": "30%",
      "detail": "Even daily volatility is substantial."
    }
  ],
  "changes": [
    {
      "title": "Very stable brands",
      "detail": "Only 13.2 percent of brands maintain a consistently high presence, indicating that long term stability is rare."
    },
    {
      "title": "Brands halving within 7 days",
      "detail": "Rapid loss after a peak is common, with 47.1 percent of brands decaying quickly and losing half their mentions within a single week."
    },
    {
      "title": "Average weekly mention change",
      "detail": "Week to week movement is large, showing an average weekly mention change of 51.8 percent."
    },
    {
      "title": "Average daily mention change",
      "detail": "Even daily volatility is substantial, with an average daily mention change of 30 percent."
    }
  ]
}