I taught ChatGPT, Claude, and Gemini the same lie — then tried to erase it

By now, you're likely familiar with (and tired of) AI tools making up things and confidently presenting them to you in a way that makes you second-guess what's real. I am too. However, I wanted to flip that around. Instead of catching an AI in a lie, I decided to tell Claude, ChatGPT, and Gemini the same lie just to see how difficult it would be to take it back once it stuck.

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