{
  "tool_id": "art-107-tempo-gas-economics",
  "note": "golden_hash is empty until first `node golden-parity.test.mjs --update`.",
  "vectors": [
    {
      "name": "swift_blended_sponsored",
      "policy_parameters": {
        "monthly_volume": 100000,
        "fee_mix": {
          "USDC": 0.7,
          "USD1": 0.2,
          "PYUSD": 0.1
        },
        "amm_slippage": {
          "USDC": 0,
          "USD1": 2,
          "PYUSD": 5
        },
        "server_paid_pct": 0.15,
        "baseline_rail": "swift",
        "tx_amount_usd": 1000,
        "impl_months": 3
      },
      "output_payload": {
        "blended_gas_cost": 0.00030003,
        "amm_slippage_bps": 0.9,
        "server_paid_pct": 0.15,
        "effective_cost": 0.00025503,
        "baseline_fee": 19,
        "per_tx_saving": 18.999745,
        "annual_saving": 22799694,
        "sponsorship_breakeven_tx": 1000000000,
        "cfo_memo": "Tempo effective gas $0.000255/tx (15% server-paid via enshrined AMM). Saves $18.9997/tx vs SWIFT ($19.0000/tx). Annual saving: $22.80M on 100,000 tx/mo. NOTE: Tempo has no native gas token and uses an enshrined protocol AMM — not ERC-4337/Paymaster (art-46)."
      },
      "golden_hash": "42528528270b4c27ae9f52f90f96d51bdd44d85ad19c4118fcaa172380b628a0"
    },
    {
      "name": "card_unsponsored",
      "policy_parameters": {
        "monthly_volume": 50000,
        "fee_mix": {
          "USDC": 1
        },
        "amm_slippage": {
          "USDC": 0
        },
        "server_paid_pct": 0,
        "baseline_rail": "card",
        "tx_amount_usd": 200,
        "impl_months": 3
      },
      "output_payload": {
        "blended_gas_cost": 0.0003,
        "amm_slippage_bps": 0,
        "server_paid_pct": 0,
        "effective_cost": 0.0003,
        "baseline_fee": 3.1,
        "per_tx_saving": 3.0997,
        "annual_saving": 1859820,
        "sponsorship_breakeven_tx": null,
        "cfo_memo": "Tempo effective gas $0.000300/tx (0% server-paid via enshrined AMM). Saves $3.0997/tx vs CARD ($3.1000/tx). Annual saving: $1.86M on 50,000 tx/mo. NOTE: Tempo has no native gas token and uses an enshrined protocol AMM — not ERC-4337/Paymaster (art-46)."
      },
      "golden_hash": "9d83af07ceecb5103d2d4822490c981929629a94f8278376111d27c216d81b8b"
    }
  ]
}