Release dates
— Seed2.1 officially launched. ↗
Seed2.1
The current Seed line, improving long-running general agents, end-to-end coding, and scientific workflows.
MODEL NUMBER182
- First public date
- 2026-06-23
- Organization
- ByteDance Seed
- Family
- Seed
01
Specifications
Only published specifications are shown.
- Input modalities
- Text · Image · Video
- Output modalities
- Text
- Open weights
- No
- Status
- Current
02
Overview
PreviousSeed2.0— · — ctx
CurrentSeed2.1— · — ctx
04
Architecture & capabilities
Model capabilities
Long-horizon agentCodingScientific research
Product features
Multi-agent
05
Release history
Seed2.1 officially launched.
View source06
Related models
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07
Sources
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