Seedance 2.5 Released: Featuring Native 4K and Long Video Generation
ByteDance's AI video generation model, Seedance 2.5, has been officially released and is available for users on the Jimeng (Dreamina overseas) platform. Officially dubbed the "world's best video model," the new version features significant upgrades in video duration, resolution, and multimodal control. An API is scheduled to open on August 7.
已确认
- 核心功能: The new version supports continuous 30-second long video generation and native 4K resolution output.
- 多模态与控制: It supports up to 50 multimodal reference inputs, allowing users to precisely control motion trajectories, edit individual elements within the frame, and perform local frame editing.
- 平台支持: The product is now simultaneously available on both domestic and international Jimeng platforms.
尚未确认
- There are conflicting reports regarding the maximum video generation length. @Med1Ai teased a continuous generation limit of 30 seconds, while @Salmaaboukarr claimed in a hands-on demo that it could generate highly visually coherent videos up to 3 minutes long.
为什么重要
- The introduction of multimodal reference inputs and granular control over visual elements in Seedance 2.5 directly addresses the core pain points of current AI video generation. This is poised to significantly optimize existing AI video creation workflows, signaling a new capability benchmark in the multimodal video generation space.
2026-07-30 ~ 2026-07-31 · 7 related posts
- Episode 1: ByteDance Previews Dreamina Seedance 2.5 with Enhanced Control(2026-07-26, 3 posts)
- Episode 2: ByteDance Seedance 2.5 Launches Tomorrow, Supports 50 Assets & 30s Video(2026-07-28, 11 posts)
- Episode 3: Seedance 2.5 Released: Featuring Native 4K and Long Video Generation(2026-07-30, 7 posts)
Primary sources
- [source] Seedance 2.5 Tested: 50 Reference Images and 3-Minute AI Video Generation — Salmaaboukarr · 2026-07-30
- ByteDance Launches Seedance 2.5 AI Video Generation Model — matchaman11 · 2026-07-30
- [source] Seedance 2.5 Teased: Continuous 30s Native 4K Video Generation — Med1_Ai · 2026-07-30
4 near-duplicate retellings: Med1_Ai · kimmonismus · mark_k · alifcoder