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0.999zoo_op2-20+0.001teacher_op2/README.md

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+---
+license: other
+library_name: transformers
+tags:
+- reasoning
+- context-learning
+- pretraining
+- synthetic-data
+- transformers
+---
+
+# 0.999zoo_op2-20+0.001teacher_op2
+
+99.9% zoo op2-20, 0.1% teacher op2 pretraining mixture. This directory contains the final op2-only pretraining checkpoint and corresponding final RL checkpoints.
+
+This is a context B pretraining checkpoint where the teacher component uses only op2.
+
+## Citation
+
+```bibtex
+@misc{zhang2025interplaypretrainingmidtrainingrl,
+      title={On the Interplay of Pre-Training, Mid-Training, and RL on Reasoning Language Models},
+      author={Charlie Zhang and Graham Neubig and Xiang Yue},
+      year={2025},
+      eprint={2512.07783},
+      archivePrefix={arXiv},
+      primaryClass={cs.CL},
+      url={https://arxiv.org/abs/2512.07783},
+}
+```