Claude 3 Opus vs DeepSeek V3.1 (Reasoning)

Side-by-side benchmark comparison across knowledge, coding, math, and reasoning.

Quick Verdict

Claude 3 Opus wins overall with a score of 51 vs 25 (26 point difference).Claude 3 Opus wins 4 out of 4 categories.

Knowledge

Claude 3 Opus

Claude 3 Opus

59.5

DeepSeek V3.1 (Reasoning)

31.8

61
MMLU
34
61
GPQA
33
59
SuperGPQA
31
57
OpenBookQA
29

Coding

Claude 3 Opus

Claude 3 Opus

53

DeepSeek V3.1 (Reasoning)

26

53
HumanEval
26

Mathematics

Claude 3 Opus

Claude 3 Opus

60

DeepSeek V3.1 (Reasoning)

33

61
AIME 2023
34
63
AIME 2024
36
62
AIME 2025
35
57
HMMT Feb 2023
30
59
HMMT Feb 2024
32
58
HMMT Feb 2025
31
60
BRUMO 2025
33

Reasoning

Claude 3 Opus

Claude 3 Opus

58

DeepSeek V3.1 (Reasoning)

31

59
SimpleQA
32
57
MuSR
30

Frequently Asked Questions

Which is better, Claude 3 Opus or DeepSeek V3.1 (Reasoning)?

Claude 3 Opus scores higher overall with 51 vs 25, a difference of 26 points across all benchmarks.

Which is better for knowledge tasks, Claude 3 Opus or DeepSeek V3.1 (Reasoning)?

Claude 3 Opus leads in knowledge tasks with an average score of 59.5 vs 31.8.

Which is better for coding, Claude 3 Opus or DeepSeek V3.1 (Reasoning)?

Claude 3 Opus leads in coding with an average score of 53 vs 26.

Which is better for math, Claude 3 Opus or DeepSeek V3.1 (Reasoning)?

Claude 3 Opus leads in math with an average score of 60 vs 33.

Which is better for reasoning, Claude 3 Opus or DeepSeek V3.1 (Reasoning)?

Claude 3 Opus leads in reasoning with an average score of 58 vs 31.