ChatGPT Refuses to Spell Chemical Symbol 'KYS'

isgggroot · reddit · 2026-08-30

A user found that ChatGPT refuses to spell the chemical symbol sequence "KYS" (Potassium/Sulfur) because the acronym is interpreted as the harmful phrase "Kill Yourself". Despite the context being chemistry, the model's safety filters block the output. This rigid adherence to safety rules over context results in a funny and awkward refusal.

Original post →

More from Fun

Fun channel →