ArbiPulse

Live 402 challenge

Captured by the enrichment pass, not read just now. Prices can change — always read the 402 the endpoint answers with.

{
  "error": "X-PAYMENT header is required",
  "accepts": [
    {
      "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
      "extra": {
        "name": "USD Coin",
        "version": "2"
      },
      "payTo": "0x50ab2018c06c6E4eAA9BA52057Eb55eD284912fc",
      "scheme": "exact",
      "network": "base",
      "mimeType": "application/json",
      "resource": "https://arbipulse.theaslangroupllc.com/api/execute",
      "description": "Agent-ready execution package — calldata, gas estimates and a risk assessment for any arbitrage opportunity. Built for autonomous trading agents.",
      "maxAmountRequired": "750000",
      "maxTimeoutSeconds": 300
    }
  ],
  "x402Version": 1
}

Accepts

The payment requirements as published to the catalog. Read the live 402 before paying — a price here is a claim, not a quote.

[
  {
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "extra": {
      "name": "USD Coin",
      "version": "2"
    },
    "payTo": "0x50ab2018c06c6E4eAA9BA52057Eb55eD284912fc",
    "amount": "750000",
    "scheme": "exact",
    "network": "eip155:8453",
    "maxTimeoutSeconds": 300
  },
  {
    "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
    "extra": {
      "feePayer": "BFK9TLC3edb13K6v4YyH3DwPb5DSUpkWvb7XnqCL9b4F"
    },
    "payTo": "985iFjbnGQ3dJcwXnfRCMSrH4Jnc3kW1N6msR64B5KX1",
    "amount": "750000",
    "scheme": "exact",
    "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
    "maxTimeoutSeconds": 300
  }
]

Extensions

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

Provenance

Seen in the source catalog

2026-07-05 21:00Z

Last indexed by Roundhouse

2026-08-04 13:40Z

Last enriched (probe, favicon, geo)

2026-09-13 20:15Z

x402 version

2

Max timeout

300s

Liveness probe

HTTP 402