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/perps",
      "description": "Perps funding-rate arbitrage — delta-neutral carry across Hyperliquid, Binance, Bybit, GMX and dYdX. For trading and arbitrage agents.",
      "maxAmountRequired": "100000",
      "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": "100000",
    "scheme": "exact",
    "network": "eip155:8453",
    "maxTimeoutSeconds": 300
  },
  {
    "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
    "extra": {
      "feePayer": "GVJJ7rdGiXr5xaYbRwRbjfaJL7fmwRygFi1H6aGqDveb"
    },
    "payTo": "985iFjbnGQ3dJcwXnfRCMSrH4Jnc3kW1N6msR64B5KX1",
    "amount": "100000",
    "scheme": "exact",
    "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
    "maxTimeoutSeconds": 300
  }
]

Extensions

{
  "bazaar": {
    "info": {
      "input": {
        "type": "http",
        "method": "GET",
        "queryParams": {
          "asset": "BTC | ETH | SOL | ARB | OP | all (default: all)",
          "min_apy": "minimum annualized yield percent, e.g. 20",
          "platform": "all | hyperliquid | binance | bybit | gmx | dydx (default: all)"
        }
      },
      "output": {
        "type": "json",
        "example": {
          "scan_time": "2026-06-06T12:00:00Z",
          "asset_filter": "BTC",
          "risk_warning": "Funding rates are highly variable. A rate reversal can turn a profitable carry trade negative within one 8-hour period. Never use leverage on this strategy.",
          "market_conditions": "Strongly bullish sentiment driving high positive funding across CEX venues. Hyperliquid showing unusually negative rates on BTC.",
          "pulse_suggestions": [],
          "carry_opportunities": [
            {
              "asset": "BTC",
              "risks": [
                "Funding rate reversal",
                "Liquidation if prices diverge significantly",
                "Exchange risk"
              ],
              "long_venue": "Hyperliquid",
              "short_venue": "Binance",
              "net_8h_yield": 0.00167,
              "delta_neutral": true,
              "exchange_types": "cex-dex",
              "strategy_notes": "Hyperliquid is the only no-KYC venue here. Net yield of 182.9% APY assumes both rates hold — highly variable, monitor daily.",
              "execution_steps": [
                "Fund Hyperliquid wallet with USDC (no KYC required)",
                "Open BTC-PERP long on Hyperliquid sized $25k notional",
                "Open BTC-PERP short on Binance same notional",
                "Collect funding every 8 hours — net ~$76/day on $25k"
              ],
              "long_funding_8h": -0.00122,
              "min_capital_usd": 5000,
              "short_funding_8h": 0.00045,
              "net_annual_yield_pct": 182.9,
              "recommended_size_usd": 25000
            }
          ],
          "funding_rate_snapshot": [
            {
              "symbol": "BTC",
              "exchange": "Hyperliquid",
              "next_funding": "2026-06-06T16:00:00Z",
              "annualized_pct": -133.7,
              "funding_rate_8h": -0.00122
            },
            {
              "symbol": "BTCUSDT",
              "exchange": "Binance",
              "next_funding": "2026-06-06T16:00:00Z",
              "annualized_pct": 49.3,
              "funding_rate_8h": 0.00045
            }
          ],
          "highest_negative_funding": [
            {
              "symbol": "BTC",
              "exchange": "Hyperliquid",
              "annual_pct": -133.7
            }
          ],
          "highest_positive_funding": [
            {
              "symbol": "SOLUSDT",
              "exchange": "Binance",
              "annual_pct": 87.6
            }
          ]
        }
      }
    },
    "schema": {
      "type": "object",
      "$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

2026-06-26 17:24Z

Last indexed by Roundhouse

2026-07-26 15:50Z

Last enriched (probe, favicon, geo)

2026-09-12 09:45Z

x402 version

2

Max timeout

300s

Liveness probe

HTTP 402