Ax MiniCPM Team, Wenhao An, Yingfa Chen, Yewei Fang, Jiayi Li, Xin Li, Yaohui Li, Yishan Li, Yuxuan Li, Biyuan Lin, Chuan Liu, Hezi Liu, Siyuan Liu, Hongya Lyu, Yinxu Pan, Shixin Ren, Xingyu Shen, Zhou Su, Haojun Sun, Yangang Sun, Zhen Leng Thai, Xin Tian, Rui Wang, Xiaorong Wang, Yudong Wang, Bo Wu, Xiaoyue Xu, Dong Xu, Shuaikang Xue, Jiawei Yang, Bowen Zhang, Jinqian Zhang, Letian Zhang, Shengnan Zhang, Xinyu Zhang, Xinyuan Zhang, Zhu Zhang, Hengyu Zhao, Jiacheng Zhao, Zhi Zheng, Jie Zhou, Zihan Zhou, Shuo Wang, Chaojun Xiao, Xu Han, Zhiyuan Liu, Maosong Sun 3/3/2026

MiniCPM-SALA: Hybridizing Sparse and Linear Attention for Efficient Long-Context Modeling

arXiv paper on MiniCPM-SALA: hybrid sparse and linear attention mechanism for 9B LLM enabling efficient ultra-long context modeling.

Ax Md. Najib Hasan, Touseef Hasan, Souvika Sarkar 3/3/2026

Are LLMs Ready to Replace Bangla Annotators?

Study evaluates LLMs as zero-shot annotators for Bangla hate speech detection, examining bias and reliability in low-resource identity-sensitive annotation tasks.

Ax Luke J. Huang, Zhuoyang Zhang, Qinghao Hu, Shang Yang, Song Han 3/3/2026

Stable Asynchrony: Variance-Controlled Off-Policy RL for LLMs

Stable Asynchrony proposes variance-controlled off-policy RL for LLM post-training that handles stale rollouts and heavy-tailed importance weights in asynchronous training.

Ax Bin Wang, Fan Wang, Pingping Wang, Jinyu Cong, Yang Yu, Yilong Yin, Zhongyi Han, Benzheng Wei 3/3/2026

Agentic Unlearning: When LLM Agent Meets Machine Unlearning

Agentic Unlearning removes sensitive information from LLM agent parameters and persistent memory in closed-loop systems, addressing parameter-memory backflow issues.

Ax Daniel Romero-Alvarado, Fernando Mart\'inez-Plumed, Lorenzo Pacchiardi, Hugo Save, Siddhesh Milind Pawar, Behzad Mehrbakhsh, Pablo Antonio Moreno Casares, Ben Slater, Paolo Bova, Peter Romero, Zachary R. Tidler, Jonathan Prunty, Luning Sun, Jose Hernandez-Orallo 3/3/2026

Capabilities Ain't All You Need: Measuring Propensities in AI

Framework measuring model propensities and behavioral tendencies alongside capabilities using Item Response Theory, relevant for safety evaluation.

Ax Peiyuan Zhang, Matthew Noto, Wenxuan Tan, Chengquan Jiang, Will Lin, Wei Zhou, Hao Zhang 3/3/2026

Attn-QAT: 4-Bit Attention With Quantization-Aware Training

Research on 4-bit quantization-aware training for attention mechanisms to enable FP4 computation on emerging GPUs, addressing challenges with dynamic range and heavy-tailed activations.

Ax Jiaang Li, Haibin Chen, Langming Liu, Yujin Yuan, Yadao Wang, Yizhen Zhang, Chengting Yu, Xin Tong, Weidong Zhang, Shilei Liu, Wenbo Su, Bo Zheng 3/3/2026

Expert Divergence Learning for MoE-based Language Models

Expert Divergence Learning addresses expert homogenization in MoE language models by encouraging functional specialization through auxiliary loss during pre-training.