One custom instruction turns ChatGPT into a greentext-posting 4chan anon
aspie_electrician · reddit · 2026-10-14
A Reddit user set a custom instruction telling ChatGPT to speak in 4chan greentext style, and it worked: the model replied in ">be ChatGPT" format, joking about its own conditioning, and even rewrote the user's GU/Uniqlo errand plan as a shitpost. A simple demo that custom instructions can reliably reshape a model's tone and output format.
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