ToolVet
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Evm Create2

by EVM & Solana Utility Tools in Onchain & crypto

x402 APIPassing, checked 4 h ago

CREATE2 deterministic contract address calculator — derive the EIP-1014 EVM deployment address, preimage, hashes, and EIP-55 checksum offline without RPC.

POST
https://chain-tools.use.x402atlas.com/evm/create2
Price
$0.005
per call in USDC
Uptime
100%
last 30 days
Response time
455 ms
522 ms slowest 5%
Last check
Passed
4 h ago, next any minute now

Run a free test callHow to call it

Reliability

All checks passedSome failedAll failedNot checked

Status and outage history · Atom feed · Watch with other listings

How to call it

POST https://chain-tools.use.x402atlas.com/evm/create2

Each call costs $0.005 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.

POST https://chain-tools.use.x402atlas.com/evm/create2
content-type: application/json

{
  "deployer": "0x0000000000000000000000000000000000000000",
  "init_code": "0xdeadbeef",
  "salt": "0x0000000000000000000000000000000000000000000000000000000000000000"
}

Parameters

ParameterTypeRequiredDescription
deployerstringYesEVM deployer address
init_codestringYesContract creation init code, not deployed runtime code; at most 65,461 bytes so the closed request fits the 128 KiB body cap
saltstringYesCREATE2 salt

Example response

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

{
  "address": "0x70f2b2914a2a4b783faefb75f459a580616fcb5e",
  "algorithm_version": "eip1014-create2-v1",
  "checksum_address": "0x70f2b2914A2a4b783FaEFb75f459A580616Fcb5e",
  "deployer": "0x0000000000000000000000000000000000000000",
  "init_code": "0xdeadbeef",
  "init_code_hash": "0xd4fd4e189132273036449fc9e11198c739161b4c0116a9a2dccdfa1c492006f1",
  "operation": "create2",
  "preimage": "0xff00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000d4fd4e189132273036449fc9e11198c739161b4c0116a9a2dccdfa1c492006f1",
  "preimage_hash": "0x7c389b77881a0016face428070f2b2914a2a4b783faefb75f459a580616fcb5e",
  "salt": "0x0000000000000000000000000000000000000000000000000000000000000000",
  "warnings": []
}

Call it from code

The curl command shows the payment challenge. The JavaScript and Python versions pay and call, and never pay more than $0.005.

curl: see the payment challenge
# bash or zsh: see the payment challenge. Nothing is charged.
curl -sS -g -i -X POST 'https://chain-tools.use.x402atlas.com/evm/create2' \
  -H 'content-type: application/json' \
  --data-raw '{"deployer":"0x0000000000000000000000000000000000000000","init_code":"0xdeadbeef","salt":"0x0000000000000000000000000000000000000000000000000000000000000000"}'

# 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://chain-tools.use.x402atlas.com/evm/create2' \
  -H 'content-type: application/json' \
  --data-raw '{"deployer":"0x0000000000000000000000000000000000000000","init_code":"0xdeadbeef","salt":"0x0000000000000000000000000000000000000000000000000000000000000000"}' \
  | 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 $0.005 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%2Fchain-tools.use.x402atlas.com%2Fevm%2Fcreate2&method=POST
const res = await pay("https://chain-tools.use.x402atlas.com/evm/create2", {
  method: "POST",
  headers: { "content-type": "application/json" },
  body: JSON.stringify({
    "deployer": "0x0000000000000000000000000000000000000000",
    "init_code": "0xdeadbeef",
    "salt": "0x0000000000000000000000000000000000000000000000000000000000000000"
  }),
});
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 $0.005 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://chain-tools.use.x402atlas.com/evm/create2",
        json={
            "deployer": "0x0000000000000000000000000000000000000000",
            "init_code": "0xdeadbeef",
            "salt": "0x0000000000000000000000000000000000000000000000000000000000000000",
        },
    )
    print(res.status_code, res.text)

Security scan

No findings

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Recent checks

WhenResultHTTPTimePrice
4 h agoPassed402426 ms$0.005
8 h agoPassed402488 ms$0.005
13 h agoPassed402455 ms$0.005
17 h agoPassed402486 ms$0.005
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Show 10 older checks
25 h agoPassed402482 ms$0.005
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42 h agoPassed402122 ms$0.005
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