Pump.fun new token created! QuickNode Streams filter code example for Solana

gistfile1.txt

function main(stream) {
  const PUMP_FUN_PROGRAM = "6EF8rrecthR5Dkzon8Nwu78hRvfCKubJ14M5uBEwF6P";
  const matches = [];

  for (const block of stream.data) {
	for (const tx of block.transactions) {
	  if (!tx.meta || tx.meta.err) continue;

	  // Check if any inner instruction invokes pump.fun
	  const invokedPump = (tx.meta.innerInstructions || []).some(ix =>
		(ix.instructions || []).some(i => i.programId === PUMP_FUN_PROGRAM)
	  );

	  // Optional: confirm it's a Create instruction from logs
	  const isCreateLog = tx.meta.logMessages?.some(msg =>
		msg.includes("Instruction: Create")
	  );

	  if (invokedPump && isCreateLog) {
		matches.push({
		  signature: tx.transaction.signatures[0],
		  blockTime: block.blockTime,
		  mint: tx.meta.postTokenBalances?.[0]?.mint,
		  amount: tx.meta.postTokenBalances?.[0]?.uiTokenAmount.uiAmountString,
		  logMessages: tx.meta.logMessages
		});
	  }
	}
  }

  return matches.length ? matches : null;
}

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Dataset: Block