Supply chain concentration by layer. HHI (Herfindahl-Hirschman Index) per supply chain step, node-level market share inputs, and single-source dependency identification. Concentration measured across the full supply chain graph. Hover any node to trace downstream dependencies.
Where one company or one country controls an entire step of AI chip production — from the machines that pattern the silicon to the packaging that assembles the final chip. Each hourglass node shows a concentration point; hover to see what depends on it and trace its downstream dependencies.