DeepSeek V3.1 Terminus
DeepSeek
deepseek/deepseek-v3.1-terminusDeepSeek V3.1 Terminus is a refined checkpoint of DeepSeek V3.1, tuned for improved stability, agentic tool use, and coding performance. It is positioned as a polished general-purpose and agentic workhorse ahead of the V3.2/V4 generations.
Cost rate
0.2x
Context
164K
Released
Sep 22, 2025
Input
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Output
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Support
ReasoningTool callingStructured outputs
Best at
The categories where this model ranks highest.
Legal & Government
#62 · top 17%
Medicine & Healthcare
#75 · top 21%
Life, Physical, & Social Science
#90 · top 23%
Writing, Literature, & Language
#91 · top 23%