Wallets API Quickstart (SDK)

1
import { createSmartWalletClient } from "@account-kit/wallet-client";
2
import { alchemy, arbitrumSepolia } from "@account-kit/infra";
3
import { LocalAccountSigner } from "@aa-sdk/core";
4
5
const signer = LocalAccountSigner.privateKeyToAccountSigner(PRIVATE_KEY); // we use a private key signer as an example here
6
7
const transport = alchemy({
8
  apiKey: ALCHEMY_API_KEY, // use your Alchemy app api key here!
9
});
10
11
const client = createSmartWalletClient({
12
  transport,
13
  chain: arbitrumSepolia, // use any chain imported from @account-kit/infra here!
14
  signer,
15
});

1
const account = await client.requestAccount();
2
3
// get the address
4
const address = account.address;

1
import { createPublicClient } from "viem";
2
3
const message = "we are so back";
4
5
const signature = await client.signMessage({ message });
6
7
const publicClient = createPublicClient({
8
  chain: arbitrumSepolia,
9
  transport: transport,
10
});
11
12
const isValid = await publicClient.verifyMessage({
13
  address: account.address, // fetched from await client.requestAccount()
14
  message,
15
  signature,
16
});

1
// assuming you have a typedData variable
2
const signature = await client.signTypedData({ typedData });
3
4
const isValid = await publicClient.verifyTypedData({
5
  address: account.address, // fetched from await client.requestAccount()
6
  ...typedData,
7
  signature,
8
});

1
import { zeroAddress } from "viem";
2
3
const account = await client.requestAccount();
4
5
const preparedCalls = await client.prepareCalls({
6
  calls: [{ to: zeroAddress, value: "0x0" }], // callData is optional in a "data" parameter
7
  from: account.address,
8
  // "capabilities" is a data structure that hold gas manager data (as seen below) or permission data
9
  capabilities: {
10
    paymasterService: {
11
      policyId: GAS_MANAGER_POLICY_ID, // put your gas manager policy ID here
12
    },
13
  },
14
});
15
16
// Sign the calls
17
const signedCalls = await client.signPreparedCalls(preparedCalls);
18
19
// Send the userOp
20
const result = await client.sendPreparedCalls(signedCalls);
21
22
// Check calls status.
23
const status = await client.getCallsStatus(result.preparedCallIds[0]);