Agent-ready execution package — calldata, gas estimates and a risk assessment for any arbi

[
  {
    "scheme": "exact",
    "network": "eip155:8453",
    "payTo": "0x50ab2018c06c6E4eAA9BA52057Eb55eD284912fc",
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "amount": "750000",
    "maxTimeoutSeconds": 300
  },
  {
    "scheme": "exact",
    "network": "eip155:8453",
    "payTo": "0x50ab2018c06c6E4eAA9BA52057Eb55eD284912fc",
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "amount": "750000",
    "maxTimeoutSeconds": 604900
  },
  {
    "scheme": "exact",
    "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
    "payTo": "985iFjbnGQ3dJcwXnfRCMSrH4Jnc3kW1N6msR64B5KX1",
    "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
    "amount": "750000",
    "maxTimeoutSeconds": 300
  },
  {
    "scheme": "exact",
    "network": "eip155:4663",
    "payTo": "0x50ab2018c06c6E4eAA9BA52057Eb55eD284912fc",
    "asset": "0x5fc5360D0400a0Fd4f2af552ADD042D716F1d168",
    "amount": "750000",
    "maxTimeoutSeconds": 300
  },
  {
    "scheme": "exact",
    "network": "eip155:137",
    "payTo": "0x50ab2018c06c6E4eAA9BA52057Eb55eD284912fc",
    "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
    "amount": "750000",
    "maxTimeoutSeconds": 300
  },
  {
    "scheme": "exact",
    "network": "eip155:42161",
    "payTo": "0x50ab2018c06c6E4eAA9BA52057Eb55eD284912fc",
    "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
    "amount": "750000",
    "maxTimeoutSeconds": 300
  },
  {
    "scheme": "exact",
    "network": "eip155:480",
    "payTo": "0x50ab2018c06c6E4eAA9BA52057Eb55eD284912fc",
    "asset": "0x79A02482A880bCe3F13E09da970dC34dB4cD24D1",
    "amount": "750000",
    "maxTimeoutSeconds": 300
  },
  {
    "scheme": "exact",
    "network": "eip155:143",
    "payTo": "0x50ab2018c06c6E4eAA9BA52057Eb55eD284912fc",
    "asset": "0x754704Bc059F8C67012fEd69BC8A327a5aafb603",
    "amount": "750000",
    "maxTimeoutSeconds": 300
  },
  {
    "scheme": "exact",
    "network": "eip155:196",
    "payTo": "0x50ab2018c06c6E4eAA9BA52057Eb55eD284912fc",
    "asset": "0x779ded0c9e1022225f8e0630b35a9b54be713736",
    "amount": "750000",
    "maxTimeoutSeconds": 300
  },
  {
    "scheme": "exact",
    "network": "eip155:999",
    "payTo": "0x50ab2018c06c6E4eAA9BA52057Eb55eD284912fc",
    "asset": "0xb88339CB7199b77E23DB6E890353E22632Ba630f",
    "amount": "750000",
    "maxTimeoutSeconds": 300
  },
  {
    "scheme": "exact",
    "network": "algorand:wGHE2Pwdvd7S12BL5FaOP20EGYesN73k",
    "payTo": "62A253YPATFNJCPRKID3FKD77MYJFNTVRYRP4B4JWG36EGLPY7UXFWGI7I",
    "asset": "31566704",
    "amount": "750000",
    "maxTimeoutSeconds": 300
  },
  {
    "scheme": "exact",
    "network": "xrpl:0",
    "payTo": "rMnHeutYALco8RYFVcmuU4BCgSzBpPEh32",
    "asset": "XRP",
    "amount": "750000",
    "maxTimeoutSeconds": 300
  },
  {
    "scheme": "exact",
    "network": "xrpl:0",
    "payTo": "rMnHeutYALco8RYFVcmuU4BCgSzBpPEh32",
    "asset": "524C555344000000000000000000000000000000",
    "amount": "0.75",
    "maxTimeoutSeconds": 300
  },
  {
    "scheme": "exact",
    "network": "eip155:56",
    "payTo": "0x50ab2018c06c6E4eAA9BA52057Eb55eD284912fc",
    "asset": "0x8d0D000Ee44948FC98c9B98A4FA4921476f08B0d",
    "amount": "750000000000000000",
    "maxTimeoutSeconds": 300
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]

{
  "bazaar": {
    "info": {
      "input": {
        "method": "GET",
        "queryParams": {
          "asset": "BTC",
          "chain": "base",
          "slippage_bps": "50"
        },
        "type": "http"
      },
      "output": {
        "example": {
          "abort_conditions": [
            "Funding rate spread narrows below 0.02% net 8h",
            "Price diverges >5% between legs",
            "Either exchange restricts position"
          ],
          "execution_id": "arb-20260606-btc-perps-hl-binance",
          "execution_plan": {
            "estimated_total_time": "5-10 minutes",
            "steps": [
              {
                "action": "Fund Hyperliquid vault",
                "calldata": null,
                "contract_address": null,
                "critical": true,
                "description": "Transfer USDC to Hyperliquid L1 bridge: https://app.hyperliquid.xyz (no KYC required)",
                "gas_estimate": 0,
                "step": 1,
                "value_eth": "0"
              },
              {
                "action": "Open BTC-PERP long on Hyperliquid",
                "calldata": "{\"type\":\"order\",\"asset\":\"BTC\",\"isBuy\":true,\"sz\":0.15,\"limitPx\":67850,\"orderType\":{\"limit\":{\"tif\":\"Gtc\"}}}",
                "contract_address": null,
                "critical": true,
                "description": "Place $10,000 BTC-PERP long at market — will collect negative funding",
                "gas_estimate": 0,
                "step": 2,
                "value_eth": "0"
              },
              {
                "action": "Open BTCUSDT-PERP short on Binance",
                "calldata": null,
                "contract_address": null,
                "critical": true,
                "description": "Place matching $10,000 BTC short on Binance Futures — will receive positive funding",
                "gas_estimate": 0,
                "step": 3,
                "value_eth": "0"
              },
              {
                "action": "Monitor and rebalance",
                "calldata": null,
                "contract_address": null,
                "critical": false,
                "description": "Check positions every 8h at funding time. Rebalance if delta skews >2%.",
                "gas_estimate": 0,
                "step": 4,
                "value_eth": "0"
              }
            ],
            "strategy": "Delta-Neutral Perps Carry",
            "total_steps": 4
          },
          "financial_summary": {
            "break_even_price": null,
            "gas_cost_usd": 0,
            "gross_profit_usd": 1640,
            "net_profit_pct": 14.4,
            "net_profit_usd": 1440,
            "total_fees_usd": 200
          },
          "opportunity_summary": "Delta-neutral BTC carry: long Hyperliquid (funding -0.12%/8h) + short Binance (funding +0.045%/8h) = 62% APY",
          "opportunity_type": "perps_funding_carry",
          "pulse_suggestions": [],
          "required_wallet_setup": [
            "Hyperliquid: funded wallet — app.hyperliquid.xyz (no KYC)",
            "Binance: verified account with futures enabled"
          ],
          "risk_assessment": {
            "execution_risk": "medium",
            "market_risk": "medium",
            "mev_risk": "low",
            "mitigation": [
              "Use limit orders to avoid slippage",
              "Set stop-loss at 3% adverse move on either leg",
              "Monitor funding rate reversal daily"
            ],
            "overall_risk": "medium"
          },
          "transaction_parameters": {
            "chain_id": 8453,
            "deadline_seconds": 0,
            "gas_price_gwei": 0.001,
            "max_fee_per_gas_gwei": null,
            "slippage_tolerance_bps": 50
          },
          "validation": {
            "confidence": "high",
            "still_valid": true,
            "validation_notes": "Both funding rates confirmed live. Net 8h yield = 0.165%, annualized 60.7% APY."
          }
        },
        "type": "json"
      }
    },
    "schema": {
      "$schema": "https://json-schema.org/draft/2020-12/schema",
      "properties": {
        "input": {
          "additionalProperties": false,
          "properties": {
            "method": {
              "enum": [
                "GET",
                "HEAD",
                "DELETE"
              ],
              "type": "string"
            },
            "queryParams": {
              "properties": {
                "amount_usd": {
                  "description": "position size in USD",
                  "type": "string"
                },
                "asset": {
                  "description": "token or asset symbol, e.g. BTC or USDC",
                  "type": "string"
                },
                "chain": {
                  "description": "ethereum | base | arbitrum | optimism (default: base)",
                  "type": "string"
                },
                "long_venue": {
                  "description": "for perps: venue to go long (e.g. Hyperliquid)",
                  "type": "string"
                },
                "opportunity_type": {
                  "description": "perps | flash | defi | dex | sports",
                  "type": "string"
                },
                "short_venue": {
                  "description": "for perps: venue to short (e.g. Binance)",
                  "type": "string"
                },
                "slippage_bps": {
                  "description": "max slippage in basis points (default: 50)",
                  "type": "string"
                },
                "wallet_address": {
                  "description": "your wallet address for transaction construction",
                  "type": "string"
                }
              },
              "type": "object"
            },
            "type": {
              "const": "http",
              "type": "string"
            }
          },
          "required": [
            "type",
            "method"
          ],
          "type": "object"
        },
        "output": {
          "properties": {
            "example": {
              "type": "object"
            },
            "type": {
              "type": "string"
            }
          },
          "required": [
            "type"
          ],
          "type": "object"
        }
      },
      "required": [
        "input"
      ],
      "type": "object"
    }
  },
  "builder-code": {
    "info": {
      "a": "bc_gxy6qn5p"
    },
    "schema": {
      "$schema": "https://json-schema.org/draft/2020-12/schema",
      "additionalProperties": false,
      "properties": {
        "a": {
          "description": "App builder code",
          "pattern": "^[a-z0-9_]{1,32}$",
          "type": "string"
        },
        "s": {
          "description": "Service builder codes",
          "items": {
            "pattern": "^[a-z0-9_]{1,32}$",
            "type": "string"
          },
          "type": "array"
        },
        "w": {
          "description": "Wallet builder code",
          "pattern": "^[a-z0-9_]{1,32}$",
          "type": "string"
        }
      },
      "type": "object"
    }
  }
}

curl "https://arbipulse.theaslangroupllc.com/api/execute"
# -> 402 Payment Required, accepts[] lists how to pay
# retry with a PAYMENT-SIGNATURE (or PAYMENT header) once paid

const res = await fetch("https://arbipulse.theaslangroupllc.com/api/execute");
if (res.status === 402) {
  const { accepts } = await res.json();
  // pay one of accepts[] via an x402 client, then retry with the payment header
}

import httpx
res = httpx.get("https://arbipulse.theaslangroupllc.com/api/execute")
if res.status_code == 402:
    accepts = res.json()["accepts"]
    # pay one of accepts[] via an x402 client, then retry with the payment header