Arc Pools

{
  "data": {
    "ageSeconds": 214,
    "caveats": [
      "Entry seconds are interpolated block tim…"
    ],
    "lastBlock": 24575682,
    "ok": true,
    "pools": [
      {}
    ],
    "scannedFrom": 24575090,
    "snipers": [
      {}
    ],
    "source": "Arc PoolManager events (Initialize, Swap…",
    "stale": false,
    "summary": {
      "coverage": {},
      "pools24h": 677,
      "poolsWithUsdcTrades": 565,
      "roundTrips": 471,
      "snipedUnder60s": 551
    },
    "tier": "full",
    "updatedAt": "2026-10-06T14:40:11.242Z"
  },
  "ok": true,
  "paid": 0.025
}

# bash or zsh: see the payment challenge. Nothing is charged.
curl -sS -g -i 'https://apexfaucet.xyz/api/x402/arc-pools'

# 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://apexfaucet.xyz/api/x402/arc-pools' \
  | 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 $0.009 per call.
const client = new x402Client().setSpendControls({ maxAmountPerPayment: "$0.009" });
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 $0.009 per payment. GET https://toolvet.app/api/v1/check?url=https%3A%2F%2Fapexfaucet.xyz%2Fapi%2Fx402%2Farc-pools
const res = await pay("https://apexfaucet.xyz/api/x402/arc-pools");
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 $0.009 per call.
client = x402ClientSync().set_spend_controls({"max_amount_per_payment": "$0.009"})
register_exact_evm_client(client, EthAccountSigner(Account.from_key(os.environ["EVM_PRIVATE_KEY"])))

with x402_requests(client) as session:
    res = session.get("https://apexfaucet.xyz/api/x402/arc-pools")
    print(res.status_code, res.text)