Can the evolving set of artificial intelligence (AI) platforms based on large language models (LLM) plausibly assess how widespread investor use of AIs to screen investment strategies will affect markets? As a simple exploration, we pose to each of Grok, ChatGPT, Claude, Perplexity and Gemini the following prompt:
Please concisely assess the implications for individual investors of the effects on financial markets from an ever-growing share of all investors using advice from you and other AIs.
Compiling and comparing responses from the AI panel to the prompt as posed near the end of September 2026, we find that:
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