LLMs Love Saying "It's Not X, It's Y"

TuhinChakr · x · 2026-07-15

The author reposts a relatable complaint about LLM phrasing habits: models seem obsessed with generating "It's not X, it's Y" sentence structures. The original post offers a tongue-in-cheek explanation: this might stem from the famous DiGiorno pizza slogan ("It's not delivery. It's DiGiorno.") frequently appearing in the training data, while also acknowledging another logically plausible theory.

Related event: LLMs’ “Not X, but Y” Habit Sparks Debate(3 posts)→

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