ByteDanceSeed Audio MultilingualText → Speech
Synthesize natural speech in 20 languages — pick a named voice or clone one from a reference audio.
20 LanguagesVoice CloningReference Audio
Params
Reference inputs
Billed at this model’s published rate.
Result
Other models from ByteDance
Same vendor, same API call — the differences are below.
| Model | Use case | Price | Resolution | Duration | Count | Added |
|---|---|---|---|---|---|---|
| ByteDance OmniHuman 2.0 | Image → Video | $0.077 / sec | — | — | — | Fri, Oct 16 |
| Seedream 5.0 Flash | Text → Image | $0.0198 / gen | 1K · 2K | — | — | Thu, Sep 24 |
| Seedance 2.5 | Text → Video | from $0.0129 / 1K tok | 480p · 720p · 1080p | 4–30s | — | Thu, Aug 6 |
| Seedance 2.5 Video Edit | Video → Video | from $0.0129 / 1K tok | 480p · 720p · 1080p | — | — | Thu, Aug 6 |
| Seedance 2.5 Video Extend | Video → Video | from $0.0129 / 1K tok | 480p · 720p · 1080p | 4–30s | — | Thu, Aug 6 |
| Seedream 4.7 | Text → Image | $0.0225 / gen | 1K · 2K · 4K | — | 1–10 | Thu, Aug 6 |
| ByteDance Video Enhance | Video → Video | from $0.0038 / sec | source · 720p · 1080p … | — | — | Wed, Jul 29 |
| Seed Audio | Text → Speech | $0.1875 / min | — | — | — | Mon, Jul 27 |