2025
Seed1.5-Thinking: Advancing Superb Reasoning Models with Reinforcement Learning
ByteDance Seed Jiaze Chen, Tian-Tian Fan, Xin Liu, Lingjun Liu, Zhiqiang Lin, Mingxuan Wang, Cheng-Yi Wang, Xiangpeng Wei, Wenyuan Xu, Yufeng Yuan, Yu Yue, Lin Yan, Qi-Ying Yu, Xiaochen Zuo, Chi Zhang, Ruofei Zhu, Zhe-Cheng An, Zhihao Bai, Yu Bao, Xingyan Bin, Jiang-Jie Chen, Feng Chen, Hongmin Chen, Riwei Chen, Liangqiang Chen, Zixin Chen, Jin-Song Chen, Siyan Chen, Kaiyuan Chen, Zhi Chen, Jin Chen, Jie-Cao Chen, Jinxin Chi, Wei-Nan Dai, Ning Dai, Jiahui Dai, Shi-Han Dou, Ya-Ting Du, Zhengyin Du, Jian-Hui Duan, Chen Dun, Ting-Han Fan, Jiazhan Feng, Jun-Da Feng, Ziyuan Feng, Yuwei Fu, Wenqi Fu, Han Fu, Hao Ge, Hongyi Guo, Mingji Han, Li Han, Wenhao Hao, Xintong Hao, Qi-Peng He, J. He, Feng He, Wen Heng, Zehua Hong, Qingli Hou, Liang Hu, Shengding Hu, Nan Hu, Kai Hua, Qi Huang, Ziyue Huang, Hongzhi Huang, Zi-Hao Huang, Ting Huang, Wen-Hao Huang, Wei Jia, Bin Jia, Xiao-Ying Jia, Yuhua Jiang, Haobin Jiang, Ziheng Jiang, Kai-Hua Jiang, Chengquan Jiang, Jian-Peng Jiao, Xiaoran Jin, Xing Jin, Xunhao Lai, Zheng Li, Xiang Li, Liyi Li, Hongkai Li, Shengxian Wan, Ya Wang, Yunshui Li, Cheng-Gang Li, Niuniu Li, Siyu Li, Xi Li, Xiao Li, Ao-Yan Li, Yuntao Li, Nianning Liang, Xin-Nian Liang, Hai-Bin Lin, Weijian Lin, Ye Lin, Zhicheng Liu, Guan-Lin Liu, Chenxia Liu, Yan Liu, Gaohong Liu, Juncai Liu, Chun-Di Liu, Deyi Liu, Kaibo Liu, Siyao Liu, Qi Liu, Yong-Fei Liu, Kang Liu, Gan Liu, Boyi Liu, Rui Long, Weiqiang Lou, Chenwei Lou, Xiang Luo, Yao Luo, Cai-Ping Lv, Heyang Lv, Bole Ma, Qian-Li Ma, Hongzhi Ma, Yi-Yuan Ma, Jin Ma, Wen-tong Ma, Tingting Ma, Chen Mao, Qi-Yang Min, Zhen-Wu Nan, Guang-Han Ning, Jinxiang Ou, Haojie Pan, Renming Pang, Yang-Hua Peng, Tao Peng, Lihua Qian, Mu Qiao, M. Qu, Cheng Ren, Hongbin Ren, Y. Shan, Wei Shen, Ke Shen, Kai Shen, Guangming Sheng, Jinlong Shi, Wenlei Shi, Guang Shi, Shuai Cao, Yuxin Song, Zuquan Song, Jing Su, Yifan Sun, Tao Sun, Zewei Sun, Borui Wan, Zihan Wang, Xiao-Hui Wang, Xi Wang, Shu-Guang Wang, Jun Wang, Qinlong Wang, Chen-Yuan Wang, Shuai Wang, Changbao Wang, Jia-Qiang Wang, Shihan Wang, Xu-Wu Wang, Zai-Yuan Wang, Yuxuan Wang, Wenqi Wang, Taiqing Wang, Cheng-Zhi Wei, Houmin Wei, Zi-Yun Wei, Shufa Wei, Zheng Wu, Yong-Xu Wu, Yang Wu, Bo-Hong Wu, Shuangzhi Wu, Jing Wu, Ning Wu, Shuangzhi Wu, Jianmin Wu, Chenguang Xi, Fan Xia, Yu-Long Xian, L. Xiang, Boren Xiang, Bowen Xiao, Zhengliang Xiao, Xiaojun Xiao, Yongsheng Xiao, Chao Xin, Shu-Lin Xin, Yuwen Xiong, Jingjing Xu, Ziwen Xu, Chenyin Xu, Jiayi Xu, Yi-Fan Xu, Wei Xu, Yufei Xu, Shikun Xu, Shipeng Yan, Shen Yan, Qingping Yang, Xi Yang, Tianhao Yang, Yuehang Yang, Yuan Yang, Ximing Yang, Zeyu Yang, Guang Yang, Yifan Yang, Xuesong Yao, Bai-Ren Yi, Fan Yin, Jianian Yin, Ziqiang Ying, Xiang-Yu Yu, Honglin Yu, Song Yu, Menghan Yu, Huan Yu, Siyu Yuan, Junhong Yuan, Yutao Zeng, Tianyang Zhan, Zheng Zhang, Yun Zhang, Mofan Zhang, Wang Zhang, Ru Zhang, Zhi Zhang, Tianqi Zhang, Xin-Yi Zhang, Zhe-Xi Zhang, Sijun Zhang, Wenqiang Zhang, Xiang-Xiang Zhang, Yongtao Zhang, Yuyu Zhang, Ge Zhang, He Zhang, Yue Zhang, Renjie Zheng, Ningxin Zheng, Zhuolin Zheng, Yao-Wei Zheng, Chen Zheng, Xiaoyun Zhi, Wan-Jun Zhong, Chenghua Zhong, Zheng Zhong, Bao-Quan Zhong, Xun Zhou, Na Zhou, Huan Zhou, Hang Zhu, Defa Zhu, Wenjia Zhu, Lei Zuo
arXiv.org
DOI