Thinking-enabled DeepSeek-V3.1-Terminus with improved language consistency, upgraded Code/Search Agents, and stronger stability and reliability versus V3.1. FP8.
Context Window
128.0K
Max Output
65.5K
Avg output tokens (7d)
882 tokens
Input Price (Auto)
$0.30/1M
Output Price (Auto)
$0.95/1M
Cache Read (Auto)
$0.13/1M
Capabilities
Benchmarks
Benchmarks
Performance metrics and benchmarks
Sourced from Artificial Analysis.
Intelligence Index
31.1
Coding Index
43.5
Reasoning
GPQA Diamond
Graduate-level scientific reasoning
79.2%
Better than 69% of models compared
HLE
Humanity's Last Exam
16.4%
Better than 71% of models compared
IFBench
Instruction-following benchmark
57.0%
Better than 68% of models compared
T²-Bench Telecom
Conversational AI agents in dual-control scenarios
37.1%
Better than 45% of models compared
AA-LCR
Long context reasoning evaluation
68.0%
Better than 75% of models compared
Coding
SciCode
Python programming for scientific computing
40.6%
Better than 73% of models compared
Terminal-Bench Hard
Agentic coding and terminal use
30.3%
Better than 72% of models compared
LiveCodeBench
Contamination-free coding benchmark
79.8%
Better than 92% of models compared
Math
AIME 2025
American Invitational Mathematics Examination 2025
89.7%
Better than 90% of models compared
Knowledge
MMLU-Pro
Professional and academic subject knowledge
85.1%
Better than 91% of models compared
Last updated Aug 16, 2026
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