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DeepSeek V3.1 Terminus

deepseek/deepseek-v3.1-terminus

DeepSeek-V3.1 Terminus is an update to [DeepSeek V3.1](/deepseek/deepseek-chat-v3.1) that maintains the model's original capabilities while addressing issues reported by users, including language consistency and agent capabilities, further optimizing the model's...

Compare
Context window
164K
Input
Text
Output
Text
Released
2025-09-22
Max output
33K
Knowledge cutoff
2025-07
Model parameters
685B
Weights
Open
License
mit
Capabilities
Open weight, Reasoning, Structured, Temperature, Tool call

Pricing

No official pricing available.

Performance

Overall capability

44.1/100

Coding
37.9
Reasoning
42.2
Professional work
38.3
Knowledge & language
55.1
Humanity’s Last ExamDeepSeek V3.1 Terminus (Reasoning)ReasoningArtificial Analysis2026-11-05
IFBench(Artificial Analysis)DeepSeek V3.1 Terminus (Reasoning)Knowledge & languageArtificial Analysis2026-11-05
GDPval-AAProfessional workArtificial Analysis2026-11-05
AA-LCRDeepSeek V3.1 Terminus (Reasoning)Knowledge & languageArtificial Analysis2026-11-05
AutomationBench-AADeepSeek V3.1 Terminus (Reasoning)Professional workArtificial Analysis2026-11-05
Terminal-Bench 4.0 (AA rerun)DeepSeek V3.1 Terminus (Reasoning)CodingArtificial Analysis2026-11-05
AA-BriefcaseProfessional workArtificial Analysis2026-11-05
SciCodeDeepSeek V3.1 Terminus (Reasoning)CodingArtificial Analysis2026-11-05

Providers

InputOutputCache write
DeepSeekdeepseek-v3.1-terminusCustom-----
Kilo Gatewaydeepseek/deepseek-v3.1-terminusOpenai chat--
NovitaAIdeepseek/deepseek-v3.1-terminusOpenai chat--
OpenRouterdeepseek/deepseek-v3.1-terminusOpenai chat--
Qiniudeepseek/deepseek-v3.1-terminusOpenai chat---
Vercel AI Gatewaydeepseek/deepseek-v3.1-terminusOpenai chat--

ModelRegistry · Catalog updated 2026-11-05