Dialogue-ready video with native synced audio
Seedance 1.5 Pro is ByteDance's joint audio-video model — it follows complex instructions, generates synchronized sound and multilingual lip-sync in one pass, and lets you script multi-shot cuts up to 12 seconds from a single prompt.
Built for dialogue, audio, and precise instruction following
Speech, sound effects, and ambience are generated together with the video in a single pass, so audio and motion line up without manual editing.
Characters speak with accurate, natural lip movements across multiple languages, making Seedance 1.5 Pro ideal for dialogue and talking-head clips.
Seedance 1.5 Pro parses detailed, multi-part prompts precisely, holding subject, action, tone, and timing close to what you describe.
Write several camera cuts and scene changes into a single prompt and Seedance 1.5 Pro renders them as one continuous, coherent sequence.
Generate longer takes — up to 12 seconds with variable duration — giving dialogue and storytelling room to breathe.
Get cinema-quality audio-video with cost-efficient pricing, so you can iterate on dialogue scenes, ads, and shorts affordably.
Everything to know about Seedance 1.5 Pro