X402 Tendencias Pago

{
  "actualizado": "2026-10-02T20:20+00:00",
  "coincidencias": 24025,
  "con_uso_30d": 23003,
  "fuente": "Bazaar de x402 (Coinbase CDP, catálogo público)",
  "llamadas_totales_30d": 790350,
  "ranking": [
    {
      "clientes_30d": 4625,
      "descripcion": "Send a Base token contract address, get an AI-written verdict: onchain metrics, a plain-language take, and a shareable verdict card. Entertainment, not trading advice.",
      "llamadas_30d": 299133,
      "precio_usdc": 0.02,
      "recurso": "https://www.ax1.vc/api/dashboard/q-verdict/resource",
      "redes": [
        "eip155"
      ]
    },
    {
      "clientes_30d": 852,
      "descripcion": "ERC20 token balance for any Ethereum wallet - USDC, USDT, DAI, or any token - via balanceOf (eth_call) on OneSource live Ethereum RPC",
      "llamadas_30d": 860,
      "precio_usdc": 0.003,
      "recurso": "https://api.onesource.io/api/chain/erc20-balance",
      "redes": [
        "eip155"
      ]
    }
  ],
  "servicios_en_bazaar": 24025
}

# bash or zsh: see the payment challenge. Nothing is charged.
curl -sS -g -i -X POST 'https://api.vextorium.com/x402-tendencias-pago' \
  -H 'content-type: application/json' \
  --data-raw '{"limite":10}'

# 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/x402-tendencias-pago' \
  -H 'content-type: application/json' \
  --data-raw '{"limite":10}' \
  | 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 $0.004 per call.
const client = new x402Client().setSpendControls({ maxAmountPerPayment: "$0.004" });
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 $0.004 per payment. GET https://toolvet.app/api/v1/check?url=https%3A%2F%2Fapi.vextorium.com%2Fx402-tendencias-pago&method=POST
const res = await pay("https://api.vextorium.com/x402-tendencias-pago", {
  method: "POST",
  headers: { "content-type": "application/json" },
  body: JSON.stringify({
    "limite": 10
  }),
});
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 $0.004 per call.
client = x402ClientSync().set_spend_controls({"max_amount_per_payment": "$0.004"})
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/x402-tendencias-pago",
        json={
            "limite": 10,
        },
    )
    print(res.status_code, res.text)