{
      "name": "treasury-clearing-access-model",
      "domain": "Treasury Clearing",
      "title": "Treasury Clearing Access Model Selector",
      "description": "W-A. Access-model selection & economics (ART-49) -> SA-CCR/QCCP capital impact (504) -> FICC VaR-margin & netting estimate (ART-50). The flagship decision chain.",
      "composer_url": "https://ainumbers.co/chaingraph/chains/treasury-clearing-access-model.html",
      "steps": [
        {
          "tool_id": "art-49-clearing-access-model-selector",
          "handoff": "recommended_model + im_estimate_by_model feed the capital optimizer"
        },
        {
          "tool_id": "504-settlement-risk-capital-optimizer",
          "handoff": "rwa_delta + qccp_capital feed the margin/netting estimate"
        },
        {
          "tool_id": "art-50-ficc-margin-netting-estimator",
          "handoff": "Exports the composite access-model decision -- final stage"
        }
      ]
    }