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In this technical report, we introduce the training methodologies implemented in the development of Skywork-MoE, a high-performance mixture-of-experts (MoE) large language model (LLM) with 146 billion parameters and 16 experts. It is…

Mixture-of-Experts (MoE) has gained increasing popularity as a promising framework for scaling up large language models (LLMs). However, training MoE from scratch in a large-scale setting still suffers from data-hungry and instability…

Computation and Language · Computer Science 2024-06-25 Tong Zhu , Xiaoye Qu , Daize Dong , Jiacheng Ruan , Jingqi Tong , Conghui He , Yu Cheng

Large Vision-Language Models (LVLMs) have demonstrated remarkable performance across multi-modal tasks by scaling model size and training data. However, these dense LVLMs incur significant computational costs and motivate the exploration of…

Computer Vision and Pattern Recognition · Computer Science 2026-01-09 Dianyi Wang , Siyuan Wang , Zejun Li , Yikun Wang , Yitong Li , Duyu Tang , Xiaoyu Shen , Xuanjing Huang , Zhongyu Wei

Mixture-of-Experts (MoE) architectures have become the key to scaling modern LLMs, yet little is understood about how their sparse routing dynamics respond to multilingual data. In this work, we analyze expert routing patterns using…

Computation and Language · Computer Science 2026-02-19 Lucas Bandarkar , Chenyuan Yang , Mohsen Fayyaz , Junlin Hu , Nanyun Peng

Mixture of Experts (MoE) offers remarkable performance and computational efficiency by selectively activating subsets of model parameters. Traditionally, MoE models use homogeneous experts, each with identical capacity. However, varying…

Computation and Language · Computer Science 2024-08-21 An Wang , Xingwu Sun , Ruobing Xie , Shuaipeng Li , Jiaqi Zhu , Zhen Yang , Pinxue Zhao , J. N. Han , Zhanhui Kang , Di Wang , Naoaki Okazaki , Cheng-zhong Xu

We present DeepSeek-V2, a strong Mixture-of-Experts (MoE) language model characterized by economical training and efficient inference. It comprises 236B total parameters, of which 21B are activated for each token, and supports a context…

Computation and Language · Computer Science 2024-06-21 DeepSeek-AI , Aixin Liu , Bei Feng , Bin Wang , Bingxuan Wang , Bo Liu , Chenggang Zhao , Chengqi Dengr , Chong Ruan , Damai Dai , Daya Guo , Dejian Yang , Deli Chen , Dongjie Ji , Erhang Li , Fangyun Lin , Fuli Luo , Guangbo Hao , Guanting Chen , Guowei Li , H. Zhang , Hanwei Xu , Hao Yang , Haowei Zhang , Honghui Ding , Huajian Xin , Huazuo Gao , Hui Li , Hui Qu , J. L. Cai , Jian Liang , Jianzhong Guo , Jiaqi Ni , Jiashi Li , Jin Chen , Jingyang Yuan , Junjie Qiu , Junxiao Song , Kai Dong , Kaige Gao , Kang Guan , Lean Wang , Lecong Zhang , Lei Xu , Leyi Xia , Liang Zhao , Liyue Zhang , Meng Li , Miaojun Wang , Mingchuan Zhang , Minghua Zhang , Minghui Tang , Mingming Li , Ning Tian , Panpan Huang , Peiyi Wang , Peng Zhang , Qihao Zhu , Qinyu Chen , Qiushi Du , R. J. Chen , R. L. Jin , Ruiqi Ge , Ruizhe Pan , Runxin Xu , Ruyi Chen , S. S. Li , Shanghao Lu , Shangyan Zhou , Shanhuang Chen , Shaoqing Wu , Shengfeng Ye , Shirong Ma , Shiyu Wang , Shuang Zhou , Shuiping Yu , Shunfeng Zhou , Size Zheng , T. Wang , Tian Pei , Tian Yuan , Tianyu Sun , W. L. Xiao , Wangding Zeng , Wei An , Wen Liu , Wenfeng Liang , Wenjun Gao , Wentao Zhang , X. Q. Li , Xiangyue Jin , Xianzu Wang , Xiao Bi , Xiaodong Liu , Xiaohan Wang , Xiaojin Shen , Xiaokang Chen , Xiaosha Chen , Xiaotao Nie , Xiaowen Sun , Xiaoxiang Wang , Xin Liu , Xin Xie , Xingkai Yu , Xinnan Song , Xinyi Zhou , Xinyu Yang , Xuan Lu , Xuecheng Su , Y. Wu , Y. K. Li , Y. X. Wei , Y. X. Zhu , Yanhong Xu , Yanping Huang , Yao Li , Yao Zhao , Yaofeng Sun , Yaohui Li , Yaohui Wang , Yi Zheng , Yichao Zhang , Yiliang Xiong , Yilong Zhao , Ying He , Ying Tang , Yishi Piao , Yixin Dong , Yixuan Tan , Yiyuan Liu , Yongji Wang , Yongqiang Guo , Yuchen Zhu , Yuduan Wang , Yuheng Zou , Yukun Zha , Yunxian Ma , Yuting Yan , Yuxiang You , Yuxuan Liu , Z. Z. Ren , Zehui Ren , Zhangli Sha , Zhe Fu , Zhen Huang , Zhen Zhang , Zhenda Xie , Zhewen Hao , Zhihong Shao , Zhiniu Wen , Zhipeng Xu , Zhongyu Zhang , Zhuoshu Li , Zihan Wang , Zihui Gu , Zilin Li , Ziwei Xie

Large Language Models (LLMs) have demonstrated remarkable abilities in tackling a wide range of complex tasks. However, their huge computational and memory costs raise significant challenges in deploying these models on resource-constrained…

Mixture-of-Experts (MoE) has become the de facto architecture for hundred-billion-parameter language models, yet its advantages at sub-billion scales for on-device deployment remain largely unexplored. To close this gap, we present…

Large Language Models (LLMs) have shown great promise in multilingual machine translation (MT), even with limited bilingual supervision. However, fine-tuning LLMs with parallel corpora presents major challenges, namely parameter…

Computation and Language · Computer Science 2026-05-26 Bo Li , Tianyu Dong , Shaolin Zhu , Deyi Xiong

Mixture of Experts (MoE) models based on Transformer architecture are pushing the boundaries of language and vision tasks. The allure of these models lies in their ability to substantially increase the parameter count without a…

With the proliferation of large language models (LLMs), the comprehensive alignment of such models across multiple tasks has emerged as a critical area of research. Existing alignment methodologies primarily address single task, such as…

Computation and Language · Computer Science 2025-02-06 Bowen Xu , Shaoyu Wu , Kai Liu , Lulu Hu

Mixture-of-Experts (MoE) Multimodal large language models (MLLMs) excel at vision-language tasks, but they suffer from high computational inefficiency. To reduce inference overhead, expert skipping methods have been proposed to deactivate…

Computer Vision and Pattern Recognition · Computer Science 2026-02-24 Yushi Huang , Zining Wang , Zhihang Yuan , Yifu Ding , Ruihao Gong , Jinyang Guo , Xianglong Liu , Jun Zhang

With the widespread adoption of Large Language Models (LLMs), many deep learning practitioners are looking for strategies of running these models more efficiently. One such strategy is to use sparse Mixture-of-Experts (MoE) - a type of…

Machine Learning · Computer Science 2023-12-29 Artyom Eliseev , Denis Mazur

Fine-tuning Large Language Models (LLMs) is a common practice to adapt pre-trained models for specific applications. While methods like LoRA have effectively addressed GPU memory constraints during fine-tuning, their performance often falls…

Computation and Language · Computer Science 2024-07-23 Dengchun Li , Yingzi Ma , Naizheng Wang , Zhengmao Ye , Zhiyuan Cheng , Yinghao Tang , Yan Zhang , Lei Duan , Jie Zuo , Cal Yang , Mingjie Tang

In the era of Large Language Models (LLMs), the Mixture of Experts (MoE) architecture has emerged as an effective approach for training extremely large models with improved computational efficiency. This success builds upon extensive prior…

Computation and Language · Computer Science 2026-04-08 Giang Do , Hung Le , Truyen Tran

Recent advancements in Multimodal Large Language Models (MLLMs) underscore the significance of scalable models and data to boost performance, yet this often incurs substantial computational costs. Although the Mixture of Experts (MoE)…

Artificial Intelligence · Computer Science 2024-05-21 Yunxin Li , Shenyuan Jiang , Baotian Hu , Longyue Wang , Wanqi Zhong , Wenhan Luo , Lin Ma , Min Zhang

The generation quality of large language models (LLMs) is often improved by utilizing inference-time sequence-level scaling methods (e.g., Chain-of-Thought). We introduce hyper-parallel scaling, a complementary framework that improves…

Artificial Intelligence · Computer Science 2025-10-15 Soheil Zibakhsh , Mohammad Samragh , Kumari Nishu , Lauren Hannah , Arnav Kundu , Minsik Cho

The Sparsely-Activated Mixture-of-Experts (MoE) has gained increasing popularity for scaling up large language models (LLMs) without exploding computational costs. Despite its success, the current design faces a challenge where all experts…

Machine Learning · Computer Science 2024-09-20 Manxi Sun , Wei Liu , Jian Luan , Pengzhi Gao , Bin Wang

The Mixture of Experts (MoE) selects a few feed-forward networks (FFNs) per token, achieving an effective trade-off between computational cost and performance. In conventional MoE, each expert is treated as entirely independent, and experts…

Machine Learning · Computer Science 2026-01-27 Shota Takashiro , Takeshi Kojima , Shohei Taniguchi , Yusuke Iwasawa , Yutaka Matsuo

In deep learning, models typically reuse the same parameters for all inputs. Mixture of Experts (MoE) defies this and instead selects different parameters for each incoming example. The result is a sparsely-activated model -- with…

Machine Learning · Computer Science 2022-06-20 William Fedus , Barret Zoph , Noam Shazeer