The Koerner Office: 5 AIs Battle a Real Investing Account

Five AI models go head-to-head with real money in Chris Koerner’s investing experiment—and one is pulling ahead fast. In this recap of The Koerner Office, Chris Koerner tests Claude, ChatGPT, Gemini, Grok, and Perplexity in a live Charles Schwab account, forcing them to make buy, sell, and hold decisions on actual stocks, ETFs, and crypto strategies. The full episode is condensed into a quick 10-minute summary, so you can skip the long-form debate and jump straight to the key takeaways. Learn how each model thinks about risk, why Claude emerged as the standout, how Gemini’s leveraged Solana trade went wrong, and what the portfolio results suggest about AI investing, passive investing, and market timing. Chris also reflects on what the experiment taught him about volatility, discipline, and avoiding emotional decisions. Listen now to get the key ideas in minutes.