Screen

{
  "audit_receipt": {
    "data_source": "DOL OFLC LCA disclosure data"
  },
  "certification_rate": 98.9,
  "certified": 16233,
  "denied": 26,
  "employer": "Google LLC",
  "filings": 16421,
  "found": true,
  "median_wage_annual": 186000,
  "top_city": "Mountain View, CA",
  "top_socs": [
    {
      "count": 11145,
      "soc_title": "Software Developers"
    },
    {
      "count": 583,
      "soc_title": "Computer and Information Research Scientists"
    },
    {
      "count": 581,
      "soc_title": "Data Scientists"
    }
  ],
  "wage_level_mix": {
    "1": 124,
    "2": 6583,
    "3": 2602,
    "4": 1550
  },
  "wage_sample": 14926,
  "withdrawn": 162
}

# bash or zsh: see the payment challenge. Nothing is charged.
curl -sS -g -i -X POST 'https://sponsor-screen.iykykblog.workers.dev/screen' \
  -H 'content-type: application/json' \
  --data-raw '{"employer":"Google LLC"}'

# 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://sponsor-screen.iykykblog.workers.dev/screen' \
  -H 'content-type: application/json' \
  --data-raw '{"employer":"Google LLC"}' \
  | 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 $0.08 per call.
const client = new x402Client().setSpendControls({ maxAmountPerPayment: "$0.08" });
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 $0.08 per payment. GET https://toolvet.app/api/v1/check?url=https%3A%2F%2Fsponsor-screen.iykykblog.workers.dev%2Fscreen&method=POST
const res = await pay("https://sponsor-screen.iykykblog.workers.dev/screen", {
  method: "POST",
  headers: { "content-type": "application/json" },
  body: JSON.stringify({
    "employer": "Google LLC"
  }),
});
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 $0.08 per call.
client = x402ClientSync().set_spend_controls({"max_amount_per_payment": "$0.08"})
register_exact_evm_client(client, EthAccountSigner(Account.from_key(os.environ["EVM_PRIVATE_KEY"])))

with x402_requests(client) as session:
    res = session.post(
        "https://sponsor-screen.iykykblog.workers.dev/screen",
        json={
            "employer": "Google LLC",
        },
    )
    print(res.status_code, res.text)