Asset Peer Cluster

{
  "horizon": "30d",
  "ok": true,
  "peers": [
    {
      "asset": "ETH",
      "composite": 0.38,
      "distance": 0.41,
      "divergence": -0.04,
      "ret_7d": 0.027,
      "shared_classes": [
        "CORR",
        "EFF",
        "FLOW",
        "FUT",
        "OB",
        "OPT",
        "TR",
        "VOL"
      ]
    },
    {
      "asset": "SOL",
      "composite": 0.55,
      "distance": 0.58,
      "divergence": 0.13,
      "ret_7d": 0.061,
      "shared_classes": [
        "CORR",
        "EFF",
        "FLOW",
        "FUT",
        "OB",
        "TR",
        "VOL"
      ]
    },
    {
      "asset": "AVAX",
      "composite": 0.21,
      "distance": 0.72,
      "divergence": -0.21,
      "ret_7d": -0.012,
      "shared_classes": [
        "CORR",
        "EFF",
        "FLOW",
        "OB",
        "TR",
        "VOL"
      ]
    }
  ],
  "symbol": "BTC",
  "target": {
    "asset": "BTC",
    "classes": [
      "CORR",
      "EFF",
      "FLOW",
      "FUT",
      "OB",
      "OPT",
      "TR",
      "VOL"
    ],
    "composite": 0.42,
    "ret_7d": 0.031
  }
}

# bash or zsh: see the payment challenge. Nothing is charged.
curl -sS -g -i 'https://cryptyx.ai/api/asset/peer-cluster?horizon=&k=&symbol='

# 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://cryptyx.ai/api/asset/peer-cluster?horizon=&k=&symbol=' \
  | 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 $0.05 per call.
const client = new x402Client().setSpendControls({ maxAmountPerPayment: "$0.05" });
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 $0.05 per payment. GET https://toolvet.app/api/v1/check?url=https%3A%2F%2Fcryptyx.ai%2Fapi%2Fasset%2Fpeer-cluster
const res = await pay("https://cryptyx.ai/api/asset/peer-cluster?horizon=&k=&symbol=");
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 $0.05 per call.
client = x402ClientSync().set_spend_controls({"max_amount_per_payment": "$0.05"})
register_exact_evm_client(client, EthAccountSigner(Account.from_key(os.environ["EVM_PRIVATE_KEY"])))

with x402_requests(client) as session:
    res = session.get("https://cryptyx.ai/api/asset/peer-cluster?horizon=&k=&symbol=")
    print(res.status_code, res.text)