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mirrored listing x402 eip155:8453

Cross-venue funding-rate arbitrage scan over all tracked crypto perpetuals: every ticker w

Cross-venue funding-rate arbitrage scan over all tracked crypto perpetuals: every ticker whose (max_rate − min_rate) across venues exceeds your threshold. Naive filter, no signal logic — gross spread, before fees, slippage and funding-interval differences.

Do you run api.usenami.io? This listing was mirrored from Coinbase's public Bazaar. Claim it in 30 seconds — no account required — and it becomes verified, permanently overriding the mirrored copy.

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3000 (raw units)
price
3
calls / 30d
3
unique payers
2026-09-08
updated

Provider

api.usenami.io · discovered, not yet claimed by its owner

Payment (x402 accepts[])

[
  {
    "scheme": "exact",
    "network": "eip155:8453",
    "payTo": "0x1538726707212F4dB3EB67cEc0910422A310475c",
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "amount": "3000",
    "maxTimeoutSeconds": 300
  }
]

Output schema

{
  "bazaar": {
    "info": {
      "input": {
        "method": "GET",
        "queryParams": {
          "limit": {
            "description": "Max results. Default 50, max 100.",
            "required": false,
            "type": "integer"
          },
          "min_diff": {
            "description": "Absolute spread threshold. Default 0.0001.",
            "required": false,
            "type": "number"
          }
        },
        "type": "http"
      },
      "output": {
        "example": {
          "count": 1,
          "min_diff": 0.0001,
          "opportunities": [
            {
              "max_rate": 0.0003,
              "max_venue": "binance",
              "min_rate": -0.0001,
              "min_venue": "okx",
              "spread": 0.0004,
              "spread_bps": 4,
              "ticker": "BTC",
              "updated_at": "2026-05-26T17:03:12Z",
              "venues_count": 18
            }
          ]
        },
        "type": "json"
      }
    },
    "schema": {
      "$schema": "https://json-schema.org/draft/2020-12/schema",
      "properties": {
        "input": {
          "properties": {
            "method": {
              "type": "string"
            },
            "type": {
              "type": "string"
            }
          },
          "required": [
            "type",
            "method"
          ],
          "type": "object"
        }
      },
      "required": [
        "input"
      ],
      "type": "object"
    }
  }
}

Use it

curl

curl "https://api.usenami.io/v1/perp/arbitrage/funding"
# -> 402 Payment Required, accepts[] lists how to pay
# retry with a PAYMENT-SIGNATURE (or PAYMENT header) once paid

JavaScript

const res = await fetch("https://api.usenami.io/v1/perp/arbitrage/funding");
if (res.status === 402) {
  const { accepts } = await res.json();
  // pay one of accepts[] via an x402 client, then retry with the payment header
}

Python

import httpx
res = httpx.get("https://api.usenami.io/v1/perp/arbitrage/funding")
if res.status_code == 402:
    accepts = res.json()["accepts"]
    # pay one of accepts[] via an x402 client, then retry with the payment header

Machine-readable

Everything on this page is also available as clean JSON at /resources/6412.json, and this resource appears in /discovery/resources and /discovery/search.