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Contract

by DeFi Safety Oracle in Onchain & crypto

x402 APIPassing, checked 40 min ago

Contract-level risk scan for any EVM token: is the source verified, is it an upgradeable proxy and who is its admin, who owns it and has ownership been renounced, and which dangerous powers the bytecode exposes (mint, pause, blacklist, fee-setting). Returns the raw on-chain evidence, not just a score, so an agent can justify the decision it makes.

GET https://oracle.cyberwarex.com/contract

Last 30 days

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Status and outage history · Atom feed

Uptime
100%
Response time
278 ms typical, 373 ms slowest 5%
Last check
40 min ago
Next check
any minute now

How to call it

GET https://oracle.cyberwarex.com/contract

Each call costs $0.02 in USDC on Base, paid with the request over x402.

Run a free test callOne unpaid request, the way an agent sends it. You see the payment challenge it gets back. Nothing is charged.

Example request

From the listing.

GET https://oracle.cyberwarex.com/contract?address=0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913&chain=base

Parameters

ParameterTypeRequiredDescription
addressstringYesContract address to analyse.
chainstringNoEVM chain to assess the token on. One of: base, bsc, ethereum, polygon, arbitrum, robinhood. Default: "base".

Example response

The provider's example. We can't check it without paying.

Example response, 31 lines
{
  "address": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
  "as_of_block": 24118907,
  "chain": "base",
  "is_contract": true,
  "ownership": {
    "has_owner_fn": true,
    "owner": "0x2C2f5F0d2F1E1a1E9e3aD9d6C0aB2C0d6d5eF1a2",
    "owner_is_contract": false,
    "renounced": false
  },
  "powers": {
    "can_blacklist": true,
    "can_mint": true,
    "can_pause": true,
    "can_set_fees": false
  },
  "powers_caveat": "bytecode-selector scan",
  "proxy": {
    "admin": "0x2C2f5F0d2F1E1a1E9e3aD9d6C0aB2C0d6d5eF1a2",
    "implementation": "0x2Ce6311ddAE708829bc0784C967b7d77D19FD779",
    "is_proxy": true,
    "standard": "EIP-1967"
  },
  "token": {
    "decimals": 6,
    "name": "USD Coin",
    "symbol": "USDC"
  },
  "verified": true
}

Call it from code

The curl command shows the payment challenge. The JavaScript and Python versions pay and call, and never pay more than $0.02.

curl: see the payment challenge
# bash or zsh: see the payment challenge. Nothing is charged.
curl -sS -g -i 'https://oracle.cyberwarex.com/contract?address=0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913&chain=base'

# 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://oracle.cyberwarex.com/contract?address=0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913&chain=base' \
  | grep -i '^payment-required:' | cut -d' ' -f2 | tr -d '\r' | base64 --decode
JavaScript: pay and call
// 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 $0.02 per call.
const client = new x402Client().setSpendControls({ maxAmountPerPayment: "$0.02" });
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 $0.02 per payment. GET https://toolvet.app/api/v1/check?url=https%3A%2F%2Foracle.cyberwarex.com%2Fcontract
const res = await pay("https://oracle.cyberwarex.com/contract?address=0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913&chain=base");
console.log(res.status, await res.text());
Python: pay and call
# 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 $0.02 per call.
client = x402ClientSync().set_spend_controls({"max_amount_per_payment": "$0.02"})
register_exact_evm_client(client, EthAccountSigner(Account.from_key(os.environ["EVM_PRIVATE_KEY"])))

with x402_requests(client) as session:
    res = session.get("https://oracle.cyberwarex.com/contract?address=0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913&chain=base")
    print(res.status_code, res.text)

Security scan

  • No findings. We scan names, descriptions and tool definitions for hidden instructions and other prompt-injection patterns.

Recent checks

WhenResultHTTPTimePrice
40 min agoPassed402229 ms$0.02
5 h agoPassed402326 ms$0.02
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