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DeepSeek-V3.2

ECI#84
146
DeepSeek
Dec. 1, 2025
Open weights

DeepSeek-V3.2 is an open-weights model from DeepSeek, released December 1, 2025. It has an ECI score of 146 and ranks 84th of 254 tracked models. At the time of its release, it ranked 10th of 163 tracked models.

DeepSeek-V3.2 vs select alternatives

DomainBenchmark
DeepSeek-V3.2
DeepSeek
Dec. 1, 2025
Open weights
DeepSeek
Sep. 29, 2025
Open weights
Moonshot
Nov. 6, 2025
Open weights
Z.ai (Zhipu AI)
Dec. 22, 2025
Open weights
ECI scoreBest score 169
146145146144
Ranking#84#93#88#102
Conceptual reasoning
LMCABest score 68.3
28.829.1——
DTBenchBest score 99%
86%
88%
n/a
n/a
Long context
CL-benchBest score 28%
12%
13%
18%
16%
Mathematics
OTIS Mock AIME 2024-2025Best score 100%
88%
n/a
83%
83%
ProofBenchBest score 100%
8%
n/a
n/a
6%
Science
GPQA DiamondBest score 96%
83%
n/a
84%
83%
Software engineering
Text Arena (Coding)Best score 1820
1325136713371435
Terminal-Bench 2.0Best score 85%
40%
n/a
36%
33%
Aider PolyglotBest score 88%
74%
74%
n/a
n/a

Model metadata