I asked ChatGPT to manage a stock portfolio. Here’s how it did.

Wall Street Journal: At times, it felt like ChatGPT responded with what I wanted to hear, which would be risky if I were putting real money to work. Alejandro Lopez-Lira, an assistant professor at the University of Florida who has studied ChatGPT’s ability to forecast share prices, echoed the sentiment. “The models can just be very sycophantic,” he said. A few weeks into my experiment, ChatGPT started allowing users to customize its tone and style, including through a “candid” setting…