Email Batch

{
  "billing": {
    "charged_usd": 0.08,
    "max_authorized_usd": 0.16
  },
  "results": [
    {
      "email": "[email protected]",
      "index": 0,
      "outcome": "found",
      "recommendation": {
        "action": "send"
      }
    },
    {
      "email": null,
      "index": 1,
      "outcome": "no_result",
      "recommendation": {
        "action": "do_not_send"
      }
    }
  ],
  "schema_version": "2.0",
  "summary": {
    "do_not_send": 0,
    "errors": 0,
    "found": 1,
    "no_result": 1,
    "requested": 2,
    "send": 1,
    "send_with_caution": 0,
    "unique": 2,
    "verify_first": 0
  },
  "tool": "email_lookup_batch"
}

# bash or zsh: see the payment challenge. Nothing is charged.
curl -sS -g -i -X POST 'https://prospect-intelligence.prospectintel.workers.dev/v1/email/batch' \
  -H 'content-type: application/json' \
  --data-raw '{"contacts":[{"domain":"acme.com","first_name":"Jane","last_name":"Doe"},{"domain":"globex.com","full_name":"Sam Lee"}]}'

# 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://prospect-intelligence.prospectintel.workers.dev/v1/email/batch' \
  -H 'content-type: application/json' \
  --data-raw '{"contacts":[{"domain":"acme.com","first_name":"Jane","last_name":"Doe"},{"domain":"globex.com","full_name":"Sam Lee"}]}' \
  | 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 $0.16 per call.
const client = new x402Client().setSpendControls({ maxAmountPerPayment: "$0.16" });
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 $0.16 per payment. GET https://toolvet.app/api/v1/check?url=https%3A%2F%2Fprospect-intelligence.prospectintel.workers.dev%2Fv1%2Femail%2Fbatch&method=POST
const res = await pay("https://prospect-intelligence.prospectintel.workers.dev/v1/email/batch", {
  method: "POST",
  headers: { "content-type": "application/json" },
  body: JSON.stringify({
    "contacts": [
      {
        "domain": "acme.com",
        "first_name": "Jane",
        "last_name": "Doe"
      },
      {
        "domain": "globex.com",
        "full_name": "Sam Lee"
      }
    ]
  }),
});
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 $0.16 per call.
client = x402ClientSync().set_spend_controls({"max_amount_per_payment": "$0.16"})
register_exact_evm_client(client, EthAccountSigner(Account.from_key(os.environ["EVM_PRIVATE_KEY"])))

with x402_requests(client) as session:
    res = session.post(
        "https://prospect-intelligence.prospectintel.workers.dev/v1/email/batch",
        json={
            "contacts": [
                {
                    "domain": "acme.com",
                    "first_name": "Jane",
                    "last_name": "Doe",
                },
                {
                    "domain": "globex.com",
                    "full_name": "Sam Lee",
                },
            ],
        },
    )
    print(res.status_code, res.text)