import { createPublicClient, http } from 'viem';
import { sei } from 'viem/chains';

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

// All three return the same block on Sei
const latest    = await client.getBlock({ blockTag: 'latest' });
const safe      = await client.getBlock({ blockTag: 'safe' });
const finalized = await client.getBlock({ blockTag: 'finalized' });

import { ethers } from 'ethers';

const provider = new ethers.JsonRpcProvider('https://evm-rpc.sei-apis.com');

// All three return the same block on Sei
const latest    = await provider.getBlock('latest');
const safe      = await provider.getBlock('safe');
const finalized = await provider.getBlock('finalized');

const receipt = await client.waitForTransactionReceipt({ hash });
// receipt is already final — no further confirmation needed

const tx = await signer.sendTransaction({ /* ... */ });
const receipt = await tx.wait(1); // 1 confirmation is final on Sei