Looped Transformers, Simply Explained

Looped Transformers, Simply Explained

AI, But Simple Issue #123

Welcome back to AI, but simple, your AI research beacon with visual explanations.

We’re going to do a deeper explainer article this week on a topic that quickly became one of the most popular LLM architecture tricks: the looped transformer.

It’s a simple but clever trick that has seen adoption in LLM research and, more recently, industry, being a part of frontier models like GPT-6 Astra.