Funding Rates

{
  "as_of": "2026-10-14T23:00:00Z",
  "coin": "BTC",
  "colo": null,
  "disclaimer": "Data only, not investment advice, not a benchmark; not affiliated with any exchange",
  "predicted": {
    "as_of": "2026-10-14T23:00:00Z",
    "rows": [
      {
        "apr_pct": -5.17826,
        "interval_h": 8,
        "next_funding_time": "2026-10-15T00:00:00Z",
        "rate": -0.00004729,
        "rate_8h": -0.00004729,
        "source": "binance"
      },
      {
        "apr_pct": 3.83359,
        "interval_h": 8,
        "next_funding_time": "2026-10-15T00:00:00Z",
        "rate": 0.00003501,
        "rate_8h": 0.00003501,
        "source": "bybit"
      },
      {
        "apr_pct": 10.95,
        "interval_h": 1,
        "next_funding_time": "2026-10-15T00:00:00Z",
        "rate": 0.0000125,
        "rate_8h": 0.0001,
        "source": "hyperliquid"
      }
    ]
  },
  "recent": {
    "as_of": "2026-10-14T23:00:00Z",
    "hours": 24,
    "prints": [
      {
        "rate": 0.0000125,
        "rate_8h": 0.0001,
        "time": "2026-10-13T23:00:00Z"
      },
      {
        "rate": 0.000006651,
        "rate_8h": 0.000053208,
        "time": "2026-10-14T00:00:00Z"
      }
    ],
    "stats": {
      "avg_apr_pct": 9.96273,
      "avg_rate_8h": 0.00009098383333,
      "max_rate_8h": 0.0001,
      "min_rate_8h": 0.0000346392,
      "n": 24,
      "pct_positive": 100
    },
    "venue": "hyperliquid"
  },
  "request_id": "01KEXAMPLE0000000000000000",
  "see_also": {
    "endpoint": "https://derivs.duoleads.com/v1/funding-arbitrage",
    "params": [
      "min_apr",
      "min_volume_usd"
    ],
    "reason": "Looking for the widest funding spread across venues? The arbitrage scanner ranks every coin, fee-adjusted."
  },
  "summary": {
    "avg_apr_pct": 5.30702,
    "avg_rate_8h": 0.000048465931,
    "max_apr": {
      "apr_pct": 11.8121,
      "venue": "kraken"
    },
    "min_apr": {
      "apr_pct": 0,
      "venue": "dydx"
    },
    "spread_apr_pct": 11.8121,
    "venues": 8
  },
  "units": {
    "apr_pct": "simple annualised percent = rate * 24 / interval_h * 365 * 100",
    "index": "USD per coin (oracle price on Hyperliquid and dYdX)",
    "interval_h": "hours between funding payments",
    "mark": "USD per coin (USDT/USDC at par)",
    "rate": "fraction per funding interval (0.0001 = 0.01 %)",
    "rate_8h": "fraction per 8 hours = rate * 8 / interval_h",
    "times": "ISO 8601 UTC"
  },
  "venues": [
    {
      "apr_pct": 3.83359,
      "as_of": "2026-10-14T23:00:00Z",
      "contract_multiplier": 1,
      "index": 81672.62,
      "interval_h": 8,
      "mark": 81631.8,
      "next_funding_time": "2026-10-15T00:00:00Z",
      "predicted_rate": null,
      "quote": "USDT",
      "rate": 0.00003501,
      "rate_8h": 0.00003501,
      "stale": false,
      "symbol": "BTCUSDT",
      "venue": "bybit"
    },
    {
      "apr_pct": 10.95,
      "as_of": "2026-10-14T23:00:00Z",
      "contract_multiplier": 1,
      "index": 81658,
      "interval_h": 1,
      "mark": 81624,
      "next_funding_time": "2026-10-15T00:00:00Z",
      "predicted_rate": null,
      "quote": "USDC",
      "rate": 0.0000125,
      "rate_8h": 0.0001,
      "stale": false,
      "symbol": "BTC",
      "venue": "hyperliquid"
    },
    {
      "apr_pct": 0,
      "as_of": "2026-10-14T23:00:00Z",
      "contract_multiplier": 1,
      "index": 81538.38,
      "interval_h": 1,
      "mark": null,
      "next_funding_time": "2026-10-15T00:00:00Z",
      "predicted_rate": 0,
      "quote": "USD",
      "rate": 0,
      "rate_8h": 0,
      "stale": false,
      "symbol": "BTC-USD",
      "venue": "dydx"
    }
  ],
  "venues_missing": []
}

# bash or zsh: see the payment challenge. Nothing is charged.
curl -sS -g -i 'https://derivs.duoleads.com/v1/funding-rates?coin=BTC'

# x402 v2 sends the challenge base64-encoded in the PAYMENT-REQUIRED header (v1 sends it in the body).
# To read the header:
curl -sS -g -o /dev/null -D - 'https://derivs.duoleads.com/v1/funding-rates?coin=BTC' \
  | grep -i '^payment-required:' | cut -d' ' -f2 | tr -d '\r' | base64 --decode

// npm i @x402/fetch @x402/evm viem
import { wrapFetchWithPayment, x402Client } from "@x402/fetch";
import { registerExactEvmScheme } from "@x402/evm/exact/client";
import { privateKeyToAccount } from "viem/accounts";

// Pays at most $0.003 per call.
const client = new x402Client().setSpendControls({ maxAmountPerPayment: "$0.003" });
registerExactEvmScheme(client, { signer: privateKeyToAccount(process.env.EVM_PRIVATE_KEY) });
const pay = wrapFetchWithPayment(fetch, client);

// Not sure it's safe to pay? ToolVet checks it first for $0.005. Pay for that from a separate
// client: this one is capped at $0.003 per payment. GET https://toolvet.app/api/v1/check?url=https%3A%2F%2Fderivs.duoleads.com%2Fv1%2Ffunding-rates
const res = await pay("https://derivs.duoleads.com/v1/funding-rates?coin=BTC");
console.log(res.status, await res.text());

# pip install "x402[requests,evm]"
import os
from eth_account import Account
from x402 import x402ClientSync
from x402.http.clients import x402_requests
from x402.mechanisms.evm import EthAccountSigner
from x402.mechanisms.evm.exact.register import register_exact_evm_client

# Pays at most $0.003 per call.
client = x402ClientSync().set_spend_controls({"max_amount_per_payment": "$0.003"})
register_exact_evm_client(client, EthAccountSigner(Account.from_key(os.environ["EVM_PRIVATE_KEY"])))

with x402_requests(client) as session:
    res = session.get("https://derivs.duoleads.com/v1/funding-rates?coin=BTC")
    print(res.status_code, res.text)