ByteDance releases Seedance 2.5 with detailed official prompting manual

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ByteDance launched its Seedance 2.5 video generation model on July 31, 2026, and unusually accompanied it with a detailed official prompting guide authored by the model's own trainers. Unlike typical vendor documentation, the manual specifies how to structure prompts across six components — subject, action, scene, visual style, camera work, and sound. It also outlines how many reference assets the model accepts, how to handle longer clips, and how to edit existing footage without unintended changes. The guide notes nine explicit content or capability boundaries the model will not cross. A developer on DEV Community has translated and expanded the manual into practical, copy-paste-ready English examples to make it accessible to a wider audience.

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