Related:

Looped Transformer:

https://sebastianraschka.com/llm-architecture-gallery/looped...

Nanbeige4.1-3B: A Small General Model that Reasons, Aligns, and Acts:

https://arxiv.org/abs/2607.22083

Nanbeige-4.2-3B

https://huggingface.co/Nanbeige

Ouro:

https://ouro-llm.github.io/