Seedance 2.5 launches with 30-second audio-video generation and multi-round extensions
August 1, 2026
Seedance 2.5 utilizes a unified multimodal audio-video joint-generation architecture to produce 30-second clips in a single pass. The model supports multi-round extensions to facilitate long-form storytelling while improving continuity in shot transitions and scene changes.
HOW THIS AFFECTS YOU
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builderYou can integrate longer, single-pass audio-video generation into your video production workflows.
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designerYou can use multi-round extensions to maintain visual and narrative continuity across longer video sequences.