DeepSeek V4 Preview opens with Pro and Flash models
DeepSeek released V4-Pro and V4-Flash with 1M context and open weights under MIT.
Why it matters: It paired trillion-parameter scale with an MIT license.
- Parameters
- Pro 1.6T; Flash 284B (HF metadata for Flash: 291B)
- Active per token
- Pro 49B; Flash 13B
- Weights size
- Pro 865 GB; Flash 160 GB (HF repos)
- Context
- 1M tokens
- License
- MIT
| Benchmark | Score | Type | Measured or published by |
|---|---|---|---|
| SWE Verified (V4-Pro-Max) | 80.6 | Self-reported | DeepSeek |
| Terminal Bench 2.0 (V4-Pro-Max) | 67.9 | Self-reported | DeepSeek |