Seed 2.0 Lite (0428)
Late-April Seed2.0 Lite update became the first omni-modal understanding model in the Seed family, adding native audio input alongside video, image and text.
Joint audio-visual reasoning plus upgraded agent, coding and GUI skills. Scores are GPQA Diamond 88.4%, BrowseComp 64.0% (down from 72.1% in the Feb Lite), OSWorld-Verified 64.4% and Librispeech test-clean WER 1.07.
- Date
- Tuesday, 28 April 2026
- Lab
- ByteDance Seed
- Kind
- model
- Access
- closed API
Figures
| Measure | Value | Measured by |
|---|---|---|
| GPQA Diamond | 88.4% | company |
| OSWorld-Verified | 64.4% | company |
| Librispeech test-clean WER | 1.07 lower is better | company |
Date inferred from the '0428' version tag and the page's 'upgraded at the end of April' wording; no separate dated post found.
Sources
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