Seed 2.1 Pro
Flagship ByteDance Seed 2.1 model for complex multimodal reasoning, coding, and agents
bytedance-seed/seed-2.1-pro- Lab
- Bytedance Seed
- Family
- seed
- Providers
- 3
- Context
- 256,000
- Output limit
- 256,000
- Knowledge
- -
- Release
- 2026-06-23
- Updated
- 2026-06-23
- Weights
- Closed
- Input
- Output types
- Capabilities
- tools, reasoning, temperature
Providers
3| NanoGPT | Bytedance Seed | bytedance/doubao-seed-2.1-pro | 256,000 | 128,000 | $1.00 / $5.00 | No | No | No | Yes |
|---|---|---|---|---|---|---|---|---|---|
| Ofox | Bytedance Seed | volcengine/doubao-seed-2.1-pro | 256,000 | 256,000 | $0.7072 / $3.536 | Yes | Yes | Yes | Yes |
| Volcengine Ark | Bytedance Seed | doubao-seed-2-1-pro-260628 | 256,000 | 256,000 | $0.8906 / $4.453 | Yes | Yes | Yes | Yes |
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