一句话生成 15 秒产品宣传短片

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作者只给 Opus 5.5（extra 档）一句英文指令，让它为自家产品 Stuff 做一支 15 秒宣传视频，首次生成即得到成片。提示词极短，只规定了片子类型、时长和品牌名，画面、节奏和文案全部交给模型自行发挥。适合拿来快速试做产品发布预告、抖音或视频号的品牌短片初稿，把品牌名换成自己的产品即可直接使用，再按需要补充风格要求。

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一句话生成 15 秒产品宣传短片 | MotionSites