Cost SUI

{
  "asset": "SUI",
  "dataset": "vaunt.cost",
  "liquidity": {
    "as_of": "2026-09-09",
    "depth_within_1pct_usd": 4164926,
    "funding_apr_pct": 8.7,
    "perp_spread_pct": 0.01,
    "round_trip_cost_pct": 0.11
  },
  "our_fills": {
    "days": 21,
    "fill_rate_pct": 100,
    "fills": 38,
    "last_fill": "2026-09-09",
    "latency_ms_p50": 1380,
    "since": "2026-07-16",
    "slippage_bps_p50": 1.2,
    "slippage_bps_p90": 5.9,
    "taker_fee_bps_mean": 4.5
  },
  "venue_class": {
    "class": "hyperliquid:perp",
    "latency_ms_p50": 1400,
    "slippage_bps_p50": 1.7,
    "slippage_bps_p90": 7.9,
    "taker_fee_bps_mean": 4.5
  }
}

# bash or zsh: see the payment challenge. Nothing is charged.
curl -sS -g -i 'https://vaunt-dispatch-production.up.railway.app/agent/x402/cost/SUI'

# 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://vaunt-dispatch-production.up.railway.app/agent/x402/cost/SUI' \
  | 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 $0.001 per call.
const client = new x402Client().setSpendControls({ maxAmountPerPayment: "$0.001" });
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 $0.001 per payment. GET https://toolvet.app/api/v1/check?url=https%3A%2F%2Fvaunt-dispatch-production.up.railway.app%2Fagent%2Fx402%2Fcost%2FSUI
const res = await pay("https://vaunt-dispatch-production.up.railway.app/agent/x402/cost/SUI");
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 $0.001 per call.
client = x402ClientSync().set_spend_controls({"max_amount_per_payment": "$0.001"})
register_exact_evm_client(client, EthAccountSigner(Account.from_key(os.environ["EVM_PRIVATE_KEY"])))

with x402_requests(client) as session:
    res = session.get("https://vaunt-dispatch-production.up.railway.app/agent/x402/cost/SUI")
    print(res.status_code, res.text)