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pith:2025:PT4O7RD2MTGABAMLO3TTC6F6X6
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Seedance 1.5 pro: A Native Audio-Visual Joint Generation Foundation Model

Ai Li, Ashley Kim, Bangbang Yang, Benhui Zou, Bibo He, Bowen Yu, Boyang Hao, Ceyuan Yang, Chao Liang, Chengjian Feng, Chujie Yuan, Chuntao Zhang, Di Wu, Dong Guo, Donglei Ji, Fangfang Liu, Fan Sun, Feilong Zuo, Fei Xiao, Feiya Li, Feng Cheng, Feng Ling, Feng Wang, Fengxuan Zhao, Furui Wang, Gaohong Liu, Gen Li, Guang Shi, Guohong Wu, Guoqiang Wei, Han Feng, Hanjie Wu, Han Liang, Han Mu, Hao Zheng, Heng Lin, Heng Zhang, Heyi Chen, Huating Zhao, Huixia Li, Jiahui Zhu, Jianan Kong, Jianbin Zheng, Jian Cong, Jian Wu, Jian Yu, Jianzhong Liang, Jiaqi Yang, Jiashi Li, Jiawei Liu, Jie Liu, Jie Wu, Jiexin Zhou, Jihao Liu, Jing Cui, Jing Fang, Jingjie Zhang, Jingzhe Ning, Jinlan Xue, Jinran Wang, Junkai Wang, Junliang Fan, Junlin Lyu, Kai Shen, Kengyu Lin, Ke Wang, Kexin Wang, Kuan Zhu, Kuo Zhang, Lecheng Lyu, Lei Shi, Liang Li, Liang Xiang, Liang Zhang, Lianke Qin, Linxiao Yuan, Li Sun, Liying Zhang, Manlin Zhang, Ming Li, Mingyuan Gao, Pan Xie, Qian He, Qian Lyu, Qide Dong, Qingkai Hao, Qingyi Wang, Qinpeng Cui, Qiushan Guo, Renfei Sun, Ruiqi Xia, Rui Wang, Runkai Yang, Ruolan Wu, Ruoqing Hu, Sen Wang, Shanchuan Lin, Shanshan Lao, Shanshan Li, Shenhan Zhu, Shen Yan, Shouda Liu, Shuai Wang, Shuang Xu, Shuangyi Xie, Shu Liu, Sichao Liu, Sichun Zeng, Siqi Jiang, Siyan Chen, Songting Yao, Songwei Liu, Tao Li, Tao Yang, Team Seedance, Tianheng Cheng, Tingru Wang, Ting Zhang, Tuyen Hoang, Wang Liao, Wanru Wei, Weichen Wang, Weida Zhang, Weihong Zeng, Wei Jiang, Weilin Huang, Wenjia Zhu, Wenjing Tang, Xian Li, Xiaohe Zhang, Xiaojie Li, Xiaonan Nie, Xiaoyang Li, Xiaozheng Zheng, Xi Hu, Xi Lin, Xin Chen, Xinglong Wu, Xingxing Li, Xin Liu, Xinqi Cheng, Xin Wang, Xinyan Zhang, Xitong Pan, Xuefeng Xiao, Xuejiao Zeng, Xue Liu, Xueqiong Qu, Xuyan Chi, Yalin Liao, Yameng Li, Yanfei Chen, Yanghua Peng, Yang Yang, Yangyang Zheng, Yang Zhao, Yanhui Wang, Yan Song, Yan Sun, Yan Zeng, Yan Zhang, Yaxue Tang, Yibo Liu, Yichong Leng, Yifan Yao, Yifu Li, Yihang Yang, Yijie Zheng, Ying Chen, Ying Liang, Yinglong Song, Yiying Li, Yonghui Wu, Yuan Zhang, Yue Wang, Yu Gao, Yunpu Jiang, Yuping Wang, Yuxi Ren, Yuxuan Wang, Zetao Fang, Zeyu Sun, Zhaoyang Huang, Zhichao Lai, Zhijie Lin, Zhiqiang Liang, Zhixian Yang, Zhongyi Huang, Zhuo Chen, Zhuo Jiang, Zikun Liu, Zilyu Ye, Zirui Tao, Zixiang Zhang, Ziyan Yang, Ziyu Wang, Zuxi Liu

Seedance 1.5 pro is a joint audio-visual generation model achieving high synchronization via dual-branch diffusion transformer and post-training optimizations.

arxiv:2512.13507 v3 · 2025-12-15 · cs.CV

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3 Author claim open · sign in to claim
4 Citations open
5 Replications open
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The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Claims

C1strongest claim

Leveraging a dual-branch Diffusion Transformer architecture, the model integrates a cross-modal joint module with a specialized multi-stage data pipeline, achieving exceptional audio-visual synchronization and superior generation quality.

C2weakest assumption

The cross-modal joint module and multi-stage data pipeline combined with SFT and RLHF produce the stated synchronization and quality levels, an assumption stated without supporting metrics or comparisons in the provided abstract.

C3one line summary

Seedance 1.5 pro is a joint audio-visual generation model achieving high synchronization via dual-branch diffusion transformer and post-training optimizations.

References

16 extracted · 16 resolved · 11 Pith anchors

[1] Scaling rectified flow transformers for high-resolution image synthesis 2024
[2] Seedream 3.0 Technical Report 2025 · arXiv:2504.11346
[3] Seedance 1.0: Exploring the Boundaries of Video Generation Models 2025 · arXiv:2506.09113
[4] Mean Flows for One-step Generative Modeling 2025 · arXiv:2505.13447
[5] Seedream 2.0: A Native Chinese-English Bilingual Image Generation Foundation Model 2025 · arXiv:2503.07703

Formal links

2 machine-checked theorem links

Cited by

25 papers in Pith

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First computed 2026-05-17T23:38:49.478903Z
Builder pith-number-builder-2026-05-17-v1
Signature Pith Ed25519 (pith-v1-2026-05) · public key
Schema pith-number/v1.0

Canonical hash

7cf8efc47a64cc00818b76e73178bebf9b11782306f29328fb05b3994361d6a1

Aliases

arxiv: 2512.13507 · arxiv_version: 2512.13507v3 · doi: 10.48550/arxiv.2512.13507 · pith_short_12: PT4O7RD2MTGA · pith_short_16: PT4O7RD2MTGABAML · pith_short_8: PT4O7RD2
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Verify this Pith Number yourself
curl -sH 'Accept: application/ld+json' https://pith.science/pith/PT4O7RD2MTGABAMLO3TTC6F6X6 \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 7cf8efc47a64cc00818b76e73178bebf9b11782306f29328fb05b3994361d6a1
Canonical record JSON
{
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    "abstract_canon_sha256": "1ba1c0b66114e0bae38a6b1544a15faf31d63a716804cb3c6ad9e335a5624171",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-12-15T16:36:52Z",
    "title_canon_sha256": "d71dc26ed6ed8d1f3da12985a479e85d4ad926897d65d9d0702834503462bc37"
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    "kind": "arxiv",
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