Data Token Intel

{
  "chain": "ethereum",
  "contract": "0xa0b86991c6218b36c1d19d4a2e9eb0ce3606eb48",
  "currency": "USDC",
  "facts": {
    "age_days": {
      "checked_at": "2026-10-14T09:00:00+00:00",
      "source": "coingecko /coins/usd-coin",
      "value": 2000
    },
    "contract_deployed": {
      "checked_at": "2026-10-14T09:00:00+00:00",
      "source": "alchemy eth_getCode",
      "value": true
    },
    "latest_transfer": {
      "checked_at": "2026-10-14T09:00:00+00:00",
      "source": "alchemy alchemy_getAssetTransfers",
      "value": {
        "block_num": "0x...",
        "from": "0x...",
        "hash": "0x...",
        "timestamp": "2026-10-14T08:59:00Z",
        "to": "0x...",
        "value": 100
      }
    },
    "liquidity_usd_24h": {
      "checked_at": "2026-10-14T09:00:00+00:00",
      "source": "coingecko /coins/usd-coin",
      "value": 5000000000
    },
    "price_usd": {
      "checked_at": "2026-10-14T09:00:00+00:00",
      "source": "coingecko /simple/token_price/ethereum",
      "value": 1.0001
    },
    "recent_transfer_count": {
      "checked_at": "2026-10-14T09:00:00+00:00",
      "source": "alchemy alchemy_getAssetTransfers",
      "value": 25
    },
    "symbol": {
      "checked_at": "2026-10-14T09:00:00+00:00",
      "source": "alchemy alchemy_getTokenMetadata",
      "value": "USDC"
    }
  },
  "price_usd": 0.03,
  "provider_cost_usd": 0.00005625,
  "risk_flags": [],
  "verdict": "low"
}

# bash or zsh: see the payment challenge. Nothing is charged.
curl -sS -g -i -X POST 'https://api.cortexcloud.org/v1/data/token-intel' \
  -H 'content-type: application/json' \
  --data-raw '{"chain":"ethereum","coin_id":"usd-coin","contract":"0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48"}'

# 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.cortexcloud.org/v1/data/token-intel' \
  -H 'content-type: application/json' \
  --data-raw '{"chain":"ethereum","coin_id":"usd-coin","contract":"0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48"}' \
  | 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 $0.03 per call.
const client = new x402Client().setSpendControls({ maxAmountPerPayment: "$0.03" });
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 $0.03 per payment. GET https://toolvet.app/api/v1/check?url=https%3A%2F%2Fapi.cortexcloud.org%2Fv1%2Fdata%2Ftoken-intel&method=POST
const res = await pay("https://api.cortexcloud.org/v1/data/token-intel", {
  method: "POST",
  headers: { "content-type": "application/json" },
  body: JSON.stringify({
    "chain": "ethereum",
    "coin_id": "usd-coin",
    "contract": "0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48"
  }),
});
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 $0.03 per call.
client = x402ClientSync().set_spend_controls({"max_amount_per_payment": "$0.03"})
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.cortexcloud.org/v1/data/token-intel",
        json={
            "chain": "ethereum",
            "coin_id": "usd-coin",
            "contract": "0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48",
        },
    )
    print(res.status_code, res.text)