ByteDance Launches Seed Audio 1.0 Generative Audio Model

ByteDance has released the audio creation model Seed Audio 1.0, which can generate dialogue, sound effects, and ambient sounds simultaneously from a single prompt, controlling the timing of sound entry along a timeline. The model supports text and reference audio input, with a timing control precision of 100 milliseconds, capable of generating approximately 2 minutes of audio in a single instance, which can be extended while maintaining consistent character voice. Seed Audio 1.0 supports over 20 languages, allowing the same voice to be transferred across languages, and it can switch tones and emotions. Official evaluations show that the audio usability rate exceeds 90% in most scenarios, with the naturalness MOS exceeding 4 for most languages. The model is now available at the Volcano Ark Experience Center and has opened API access.

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