Protocolos Categoria Pago

{
  "cadena": null,
  "categoria": "Lending",
  "fuente": "DefiLlama",
  "protocolos_total": 576,
  "ranking": [
    {
      "cadenas": 21,
      "cambio_1d_pct": 0.54,
      "cambio_7d_pct": 0.14,
      "cuota_pct": 32.92,
      "protocolo": "Aave V3",
      "token": "AAVE",
      "tvl_usd": 18271827466
    },
    {
      "cadenas": 45,
      "cambio_1d_pct": 1.2,
      "cambio_7d_pct": 3.66,
      "cuota_pct": 20.3,
      "protocolo": "Morpho Blue",
      "token": "MORPHO",
      "tvl_usd": 11270408756
    },
    {
      "cadenas": 2,
      "cambio_1d_pct": 1.92,
      "cambio_7d_pct": 2.63,
      "cuota_pct": 10.38,
      "protocolo": "SparkLend",
      "token": "SPK",
      "tvl_usd": 5764424531
    },
    {
      "cadenas": 1,
      "cambio_1d_pct": 1.4,
      "cambio_7d_pct": 0.71,
      "cuota_pct": 7.06,
      "protocolo": "JustLend V1",
      "token": "JST",
      "tvl_usd": 3921316853
    },
    {
      "cadenas": 2,
      "cambio_1d_pct": 0.89,
      "cambio_7d_pct": -0.35,
      "cuota_pct": 5.39,
      "protocolo": "Maple",
      "token": "SYRUP",
      "tvl_usd": 2991997595
    }
  ],
  "tvl_categoria_usd": 55507745514
}

# bash or zsh: see the payment challenge. Nothing is charged.
curl -sS -g -i -X POST 'https://api.vextorium.com/protocolos-categoria-pago' \
  -H 'content-type: application/json' \
  --data-raw '{"categoria":"Lending","limite":5}'

# 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/protocolos-categoria-pago' \
  -H 'content-type: application/json' \
  --data-raw '{"categoria":"Lending","limite":5}' \
  | 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%2Fprotocolos-categoria-pago&method=POST
const res = await pay("https://api.vextorium.com/protocolos-categoria-pago", {
  method: "POST",
  headers: { "content-type": "application/json" },
  body: JSON.stringify({
    "categoria": "Lending",
    "limite": 5
  }),
});
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/protocolos-categoria-pago",
        json={
            "categoria": "Lending",
            "limite": 5,
        },
    )
    print(res.status_code, res.text)