paid compile policy derived

{
  "input": {
    "body": {
      "reversible": true,
      "product_type": "digital_retrieval",
      "max_latency_ms": 1,
      "max_price_usdc": 1,
      "supported_assets": [
        "example"
      ],
      "refund_capability": true,
      "human_authorization_required": true
    },
    "type": "http",
    "method": "POST",
    "bodyType": "json"
  },
  "output": {
    "type": "json",
    "example": {
      "refund_owner": "merchant",
      "receipt_schema": {
        "type": "object",
        "required": [
          "payment_id",
          "rail",
          "amount_usdc",
          "status",
          "settled_at"
        ]
      },
      "deny_conditions": [
        "price exceeds max_price_usdc",
        "required human authorization is unavailable",
        "no supported settlement rail or asset",
        "refund requirement cannot be met"
      ],
      "policy_manifest": {
        "version": "1.0",
        "reversible": false,
        "product_type": "digital_retrieval",
        "max_latency_ms": 3000
      },
      "recommended_rails": [
        {
          "rail": "x402",
          "role": "primary settlement",
          "rationale": "Best fit for an automated digital retrieval with an immediate, bounded response."
        },
        {
          "rail": "MPP",
          "role": "alternative settlement",
          "rationale": "Useful when the buyer ecosystem already speaks machine payment protocols."
        },
        {
          "rail": "card",
          "role": "fallback settlement",
          "rationale": "Provides broad coverage for buyers without a compatible crypto wallet."
        }
      ],
      "spending_cap_usdc": 0.02,
      "authorization_policy": "Buyer authorization is required before settlement; enforce the stated per-call cap.",
      "settlement_requirements": [
        "exact amount authorization",
        "idempotency key",
        "machine-readable receipt"
      ]
    }
  }
}