{
      "name": "tempo-gas-economics",
      "domain": "Digital-Asset Rails",
      "title": "Tempo Fee-Sponsorship & Gas-AMM Economics",
      "description": "Model Tempo enshrined-AMM gas cost paid in any major stablecoin plus server-paid fee sponsorship, vs card/SWIFT/ACH baselines. Payments business case (art-35) → gas-AMM slippage, sponsorship break-even, and net per-tx saving (art-107). Distinct from Arc Paymaster: Tempo has no native gas token and uses an enshrined AMM, not ERC-4337.",
      "composer_url": "https://ainumbers.co/chaingraph/chains/tempo-gas-economics.html",
      "steps": [
        {
          "tool_id": "art-35-tempo-payments-business-case",
          "handoff": "volume, corridor mix, baseline fees feed Stage 2 gas economics"
        },
        {
          "tool_id": "art-107-tempo-gas-economics",
          "handoff": "Exports composite gas-economics artifact (blended gas cost, sponsorship break-even, per-tx saving) — final stage"
        }
      ]
    }