Ax Suhas BN, Andrew M. Sherrill, Rosa I. Arriaga, Chris W. Wiese, Saeed Abdullah 4/28/2026

AI Safety Training Can be Clinically Harmful

Evaluates clinical harm from safety training in LLM mental health agents. Tests 4 models on therapy scenarios; over 1/3 show psychological deterioration.

Ax Ben Hagag, William L. Anderson, Christian Schroeder de Witt, Sarah Scheffler 4/28/2026

Architecture Matters for Multi-Agent Security

Empirical study of security risks in multi-agent AI systems. Shows architectural decisions create attack surfaces beyond individual agent robustness.

Ax Yuanming Shi (Adobe Inc.), Andreas Haupt (Stanford University) 4/28/2026

The Collapse of Heterogeneity in Silicon Philosophers

Study showing LLMs collapse philosophical diversity compared to human panels. Evaluates 7 proprietary and open-source models on philosophy task alignment.

Ax Peng Xie, Ke Xue, Yunqi Shi, Ruo-Tong Chen, Chengrui Gao, Siyuan Xu, Chenjian Ding, Mingxuan Yuan, Chao Qian 4/28/2026

FlowPlace: Flow Matching for Chip Placement

FlowPlace: generative model using flow matching for chip placement optimization with mask-guided generation and real training data.

Ax Chenglong Chu, Guorui Zhou, Guowang Zhang, Han Li, Hao Peng, Hongtao Cheng, Jian Liang, Jiangxia Cao, Kun Gai, Lingzhi Zhou, Lu Ren, Qi Zhang, Ruiming Tang, Ruitao Wang, Xinchen Luo, Yi Su, Zhiyuan Liang, Ziqi Wang, Boyang Ding, Chengru Song, Dunju Zang, Hui Wang, Jiao Ou, Jiaxin Deng, Jijun Shi, Jinghao Zhang, Junmin Chen, Lejian Ren, Minxuan Lv, Qianqian Wang, Qigen Hu, Shiyao Wang, Siyang Mao, Tao Wang, Xingmei Wang, Zhixin Ling, Ziming Li, Zixing Zhang 4/28/2026

Kwai Summary Attention Technical Report

arXiv technical report on Summary Attention mechanism to reduce quadratic complexity of softmax attention in long-context LLMs, enabling better performance for code agentic intelligence and semantic reasoning.

Ax Siavash Golkar, Jake Kovalic, Irina Espejo Morales, Samuel Sledzieski, Minhuan Li, Ksenia Sokolova, Geraud Krawezik, Alberto Bietti, Claudia Skok Gibbs, Roman Klypa, Shengwei Xiong, Francois Lanusse, Liam Parker, Kyunghyun Cho, Miles Cranmer, Tom Hehir, Michael McCabe, Lucas Meyer, Rudy Morel, Payel Mukhopadhyay, Mariel Pettee, Helen Qu, Jeff Shen, David Fouhey, Hadi Sotoudeh, Vikram Mulligan, Pilar Cossio, Sonya M. Hanson, Alisha N. Jones, Olga G. Troyanskaya, Shirley Ho 4/28/2026

MIMIC: A Generative Multimodal Foundation Model for Biomolecules

arXiv paper on hardware-aware neural architecture search with low-precision constraints for spaceborne edge AI deployment.

Ax Alexandra Carpentier, Michal Valko 4/28/2026

Extreme bandits

arXiv paper presenting MIMIC, a generative multimodal foundation model trained on aligned biomolecule data across sequence, structure, and regulatory modalities.

Ax Shiyi Zhang, Yiji Cheng, Tiankai Hang, Zijin Yin, Runze He, Yu Xu, Wenxun Dai, Yunlong Lin, Chunyu Wang, Qinglin Lu, Yansong Tang 4/28/2026

Meta-CoT: Enhancing Granularity and Generalization in Image Editing

arXiv paper on XGRAG framework for explaining knowledge graph-based retrieval-augmented generation systems with interpretability methods.

Ax Simon Axelrod, Miroslav Ka\v{s}par, Krist\'yna Jel\'inkov\'a, Mark\'eta \v{S}m\'idkov\'a, Erika Bart\r{u}\v{n}kov\'a, Sille \v{S}t\v{e}p\'anov\'a, Eugene Shakhnovich, V\'aclav Ka\v{s}i\v{c}ka, Martin Dra\v{c}\'insk\'y, Zlatko Janeba, Rafael G\'omez-Bombarelli 4/28/2026

Computational Design and Experimental Validation of Photoactive PARP1 Inhibitors

arXiv paper proposing Meta-CoT, a two-level decomposition paradigm for improving chain-of-thought reasoning in image editing models.

Ax Parsa Ashrafi Fashi, Utkarsh Saxena, Mehdi Rezagholizadeh, Aref Jafari, Akash Haridas, Mingyu Yang, Vansh Bhatia, Guihong Li, Vikram Appia, Emad Barsoum 4/28/2026

Long-Context Aware Upcycling: A New Frontier for Hybrid LLM Scaling

Method to convert pretrained Transformer LLMs into hybrid architectures combining Transformers with linear sequence modeling blocks, preserving short-context quality while improving long-context capability.

Ax Peiyu Yu, Dinghuai Zhang, Hengzhi He, Xiaojian Ma, Sirui Xie, Ruiyao Miao, Yifan Lu, Yasi Zhang, Deqian Kong, Ruiqi Gao, Jianwen Xie, Guang Cheng, Ying Nian Wu 4/28/2026

"Noisier" Noise Contrastive Eestimation is (Almost) Maximum Likelihood

Investigation of noise distribution magnitude in Noise Contrastive Estimation for improved distribution ratio estimation.

Ax Nils Graef, Filip Makraduli, Andrew Wasielewski, Matthew Clapp 4/28/2026

FlashNorm: Fast Normalization for Transformers

FlashNorm: Reformulation of RMSNorm that eliminates computation bottlenecks in LLM inference and training.