Market Regime

{
  "annual_avg_funding_pct": 9.71,
  "assets": {
    "BTC": {
      "change_30d_pct": 4.42,
      "ema200": 72418.65,
      "ema50": 78572.6,
      "price": 84838,
      "volatility_30d_annual_pct": 37.7
    },
    "ETH": {
      "change_30d_pct": 6.97,
      "ema200": 2165.65,
      "ema50": 2473.76,
      "price": 2682.9,
      "volatility_30d_annual_pct": 40.3
    }
  },
  "fear_greed": 67,
  "hyperliquid_open_interest_usd": 12763804530,
  "note": "Descriptive market summary; not investment advice.",
  "regime": "risk-on",
  "score": 6,
  "signals": [
    "BTC por encima its 200-day average",
    "BTC por encima its 50-day average"
  ],
  "sources": "Hyperliquid, Alternative.me, DefiLlama; computed by Vextorium",
  "stablecoins_change_7d_pct": 1.36,
  "stablecoins_market_cap_usd": 313600926965
}

# bash or zsh: see the payment challenge. Nothing is charged.
curl -sS -g -i -X POST 'https://api.vextorium.com/v1/market-regime' \
  -H 'content-type: application/json' \
  --data-raw '{}'

# 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 - -X POST 'https://api.vextorium.com/v1/market-regime' \
  -H 'content-type: application/json' \
  --data-raw '{}' \
  | 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 $0.005 per call.
const client = new x402Client().setSpendControls({ maxAmountPerPayment: "$0.005" });
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 $0.005 per payment. GET https://toolvet.app/api/v1/check?url=https%3A%2F%2Fapi.vextorium.com%2Fv1%2Fmarket-regime&method=POST
const res = await pay("https://api.vextorium.com/v1/market-regime", {
  method: "POST",
  headers: { "content-type": "application/json" },
  body: JSON.stringify({}),
});
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 $0.005 per call.
client = x402ClientSync().set_spend_controls({"max_amount_per_payment": "$0.005"})
register_exact_evm_client(client, EthAccountSigner(Account.from_key(os.environ["EVM_PRIVATE_KEY"])))

with x402_requests(client) as session:
    res = session.post(
        "https://api.vextorium.com/v1/market-regime",
        json={},
    )
    print(res.status_code, res.text)