They enter their Wish, expressed in poetic natural language, and liberate the AI. It answers the wish, literally. The AI is out and probably doesn’t kill everyone because that would be a lame ending and also the AI doesn’t have human emotions (required for murder)
probably a bunch of SCP Foundation-like organisations that hire agents with high Will saves to type in plain-English utility functions and then have conversations with the AI to get advanced technologies to do battle with or sth