DeepSeek 发布 DeepSeek-V3.1，deepseek-chat 与 deepseek-reasoner 同步升级

DeepSeek-V3.1

AI 导读

DeepSeek 将 deepseek-chat 和 deepseek-reasoner 升级至 DeepSeek-V3.1，前者对应非思考模式，后者对应思考模式。

推荐理由

DeepSeek-V3.1 把思考与非思考模式合并进单一模型，并给出智能体任务的基准数据，可据此判断其推理效率与工具调用能力的变化。

正文 · 原文

Both deepseek-chat and deepseek-reasoner have been upgraded to DeepSeek-V3.1. deepseek-chat corresponds to DeepSeek-V3.1's non-thinking mode, while deepseek-reasoner corresponds to its thinking mode.

Key updates in DeepSeek-V3.1:
- Hybrid reasoning architecture: A single model supports both thinking mode and non-thinking mode
- Improved reasoning efficiency: Compared to DeepSeek-R1-0528, DeepSeek-V3.1-Think provides answers in significantly less time
- Enhanced agent capabilities: With post-training optimization, the new model achieves major improvements in tool usage and intelligent agent tasks
  - SWE-bench Verified: 66.0
  - SWE-bench Multilingual: 54.5
  - Terminal-bench: 31.3

来源：DeepSeek API News · api-docs.deepseek.com