Check Token Balances

// Check your SOL balance
const solBalance = await agent.methods.getBalance();

// Check your SPL token balance
const tokenBalance = await agent.methods.getBalance(
  new PublicKey("token-mint-address")
);

// Check another wallet's SOL balance
const otherSolBalance = await agent.methods.getBalanceOther(
  new PublicKey("wallet-address")
);

// Check another wallet's token balance
const otherTokenBalance = await agent.methods.getBalanceOther(
  new PublicKey("wallet-address"),
  new PublicKey("token-mint-address")
);

"What's my SOL balance?"

"Check my USDC balance"

"Show the balance of wallet GDEkQF7UMr7RLv1KQKMtm8E2w3iafxJLtyXu3HVQZnME"

"Get BONK token balance for wallet 8x2dR8Mpzuz2YqyZyZjUbYWKSWesBo5jMx2Q9Y86udVk"

// Check SOL balance
{}

// Check USDC balance
{
  "tokenAddress": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v"
}

// Check other wallet's SOL balance
{
  "walletAddress": "GDEkQF7UMr7RLv1KQKMtm8E2w3iafxJLtyXu3HVQZnME"
}

// Check other wallet's token balance
{
  "walletAddress": "GDEkQF7UMr7RLv1KQKMtm8E2w3iafxJLtyXu3HVQZnME",
  "tokenAddress": "DezXAZ8z7PnrnRJjz3wXBoRgixCa6xjnB7YaB1pPB263"
}

import { SolanaAgentKit } from "solana-agent-kit";
import { PublicKey } from "@solana/web3.js";

async function checkBalances(agent: SolanaAgentKit) {
  // Check own balances
  const mySolBalance = await agent.methods.getBalance();
  console.log("My SOL balance:", mySolBalance);

  const myUsdcBalance = await agent.methods.getBalance(
    new PublicKey("EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v")
  );
  console.log("My USDC balance:", myUsdcBalance);

  // Check other wallet's balances
  const otherWallet = new PublicKey("GDEkQF7UMr7RLv1KQKMtm8E2w3iafxJLtyXu3HVQZnME");
  
  const otherSolBalance = await agent.methods.getBalanceOther(otherWallet);
  console.log("Other wallet SOL balance:", otherSolBalance);

  const otherUsdcBalance = await agent.methods.getBalanceOther(
    otherWallet,
    new PublicKey("EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v")
  );
  console.log("Other wallet USDC balance:", otherUsdcBalance);
}

try {
  const balance = await agent.methods.getBalance(tokenMint);
} catch (error) {
  if (error.message.includes("invalid account")) {
    // Handle invalid addresses
  } else if (error.message.includes("not found")) {
    // Handle non-existent accounts
  }
}