AInvest tool helps to identify and analyze stocks based on various criteria. Users can search for stocks related to ChatGPT, rank them by PE ratio, ensuring PE is greater than 0. It allows filtering stocks by criteria like closing price below SMA 20, MACD golden cross, volume larger than 1 million, RSI overbought status, and more. Additionally, users can screen stocks in the S&P 500 with a dividend yield higher than 6%, from the information technology sector, and with a significant percentage change over the last 20 days and specific price and turnover rate thresholds. The tool also offers features like tracking top-performing topics, monitoring market movers, and providing access to news and trading tips.