@misc{lit_2611_07211,
  title = { {Not All Loops Cost the Same: Phase-Dependent Depth for Serving Looped Transformers} },
  author = {Zhixu Du and Yuhan Cheng and Hai "Helen" Li and Yiran Chen},
  year = {2026},
  note = {arXiv preprint},
  eprint = {2611.07211},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2611.07211}
}