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DeepSeek-V3.1
Model family: deepseek-v3-1
The V3.1 general-purpose model — MIT-licensed, capable on chat and long context, now a generation behind V3.2 and V4.
Identity
- Creator
- DeepSeek
- Model family
- deepseek-v3-1
- Release date
- 2025-08-20
Technical specs
- Parameter count
- 671B
- Context window
- 131K tokens
- Modalities
- Text
- Primary capabilities
- Chat
- Coding
- Instruction Following
- Long Context
- Reasoning
License
- License
- MIT License
- Commercial use
- Allowed
- Terms
- Modification ✓
- Redistribution ✓
- Attribution ✓
Access
- Openness
- Open Weight
- Access methods
- Api Third Party
- Local Runtime Vllm
- Weights Download Hf
- Cost tier
- Mixed
- llm
- open-weight
- commercial-friendly
- frontier
- long-context
- china-based