Quickstart

import { createGelatoBundlerClient, toGelatoSmartAccount } from "@gelatocloud/gasless";
import { createPublicClient, http, type Hex } from "viem";
import { generatePrivateKey, privateKeyToAccount } from "viem/accounts";
import { baseSepolia } from "viem/chains";

const owner = privateKeyToAccount((process.env.PRIVATE_KEY ?? generatePrivateKey()) as Hex);

const client = createPublicClient({
  chain: baseSepolia,
  transport: http()
});

const account = await toGelatoSmartAccount({
  client,
  owner
});

const bundler = await createGelatoBundlerClient({
  account,
  apiKey: process.env.GELATO_API_KEY,
  client,
  pollingInterval: 100
});

const hash = await bundler.sendUserOperation({
  calls: [
    {
      data: '0xd09de08a',
      to: '0xE27C1359cf02B49acC6474311Bd79d1f10b1f8De'
    }
  ]
});

console.log(`User operation hash: ${hash}`);

const { receipt } = await bundler.waitForUserOperationReceipt({ hash });
console.log(`Transaction hash: ${receipt.transactionHash}`);