[
  {
    "metric": "ai_accelerator_share",
    "label": "Nvidia (data-centre AI GPU)",
    "value": 86,
    "unit": "pct",
    "period": "2025",
    "geography": "World",
    "source": "Bloomberg / segment estimates",
    "source_url": "https://www.visualcapitalist.com/charted-the-battle-for-ai-data-center-revenue-2021-2025/",
    "confidence": "Medium"
  },
  {
    "metric": "installed_ai_compute_share",
    "label": "Nvidia (installed AI compute)",
    "value": 60,
    "unit": "pct",
    "period": "2025",
    "geography": "World",
    "source": "Epoch AI",
    "source_url": "https://epoch.ai/data-insights/ai-chip-production",
    "confidence": "High"
  },
  {
    "metric": "foundry_share",
    "label": "TSMC (pure-play foundry)",
    "value": 69.9,
    "unit": "pct",
    "period": "2025",
    "geography": "World",
    "source": "TrendForce",
    "source_url": "https://www.trendforce.com/presscenter/news/20260312-12965.html",
    "confidence": "High"
  },
  {
    "metric": "advanced_node_share",
    "label": "TSMC (advanced-node AI capacity)",
    "value": 90,
    "unit": "pct",
    "period": "2026",
    "geography": "World",
    "source": "Industry analysis",
    "source_url": "https://www.trendforce.com/presscenter/news/20260312-12965.html",
    "confidence": "Medium"
  },
  {
    "metric": "hbm_share",
    "label": "SK Hynix (HBM bit shipments)",
    "value": 62,
    "unit": "pct",
    "period": "2025 Q2",
    "geography": "World",
    "source": "Semiecosystem",
    "source_url": "https://www.astutegroup.com/news/general/sk-hynix-holds-62-of-hbm-micron-overtakes-samsung-2026-battle-pivots-to-hbm4/",
    "confidence": "High"
  },
  {
    "metric": "hyperscaler_compute_share",
    "label": "5 hyperscalers (cumulative AI compute)",
    "value": 71,
    "unit": "pct",
    "period": "2025 Q4",
    "geography": "World",
    "source": "Epoch AI",
    "source_url": "https://epoch.ai/data/ai-chip-owners",
    "confidence": "High"
  }
]