PumpFun API

// One HTTP call = done
const res = await fetch(
  'https://pumpdev.io/api/trade-lightning?api-key=YOUR_KEY',
  {
    method: 'POST',
    headers: { 'Content-Type': 'application/json' },
    body: JSON.stringify({
      action: 'buy',
      mint: 'TokenMintAddress',
      amount: 0.1,
      denominatedInSol: 'true',
    })
  }
);

const { signature } = await res.json();
console.log('Done!', signature);

// Client-side signing — your keys never leave your machine
const response = await fetch('https://pumpdev.io/api/trade-local', {
  method: 'POST',
  headers: { 'Content-Type': 'application/json' },
  body: JSON.stringify({
    publicKey: wallet.publicKey.toBase58(),
    action: 'buy',
    mint: 'TokenMintAddress',
    amount: 0.1,              // Buy with 0.1 SOL
    denominatedInSol: 'true',
  })
});

// Sign locally (your keys stay safe)
const data = await response.arrayBuffer();
const tx = VersionedTransaction.deserialize(new Uint8Array(data));
tx.sign([wallet]);

// Send to Solana
const signature = await connection.sendTransaction(tx);
console.log('Buy executed:', signature);