Seedance 2.5 Launches: ByteDance Video Model Now Generates 30-Second Clips in One Pass | 2026-08-02
ByteDance's Seed team released Seedance 2.5, its next-generation video creation model, on July 31. Single-pass generation doubles from 15 to 30 seconds with multi-round extension, multimodal referencing accepts up to 30 images, 10 video clips and 10 audio clips per pass, and timestamp-level editing is now supported. It is rolling out on Jimeng AI and Doubao Pro, with API access coming soon via BytePlus ModelArk.