Claude 4.1 Opus vs DeepSeek V3

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

Claude 4.1 Opus is clearly ahead on the aggregate, 50 to 25. The gap is large enough that you do not need to squint at the spreadsheet to see the difference.

Claude 4.1 Opus's sharpest advantage is in reasoning, where it averages 72.9 against 24.9. The single biggest benchmark swing on the page is SimpleQA, 74% to 24.9%. DeepSeek V3 does hit back in mathematics, so the answer changes if that is the part of the workload you care about most.

Claude 4.1 Opus gives you the larger context window at 200K, compared with 128K for DeepSeek V3.

Quick Verdict

Pick Claude 4.1 Opus if you want the stronger benchmark profile. DeepSeek V3 only becomes the better choice if mathematics is the priority.

Agentic

Coming soon

Comparable scores for this category are coming soon. One or both models do not have sourced results here yet.

46.5%
Terminal-Bench 2.0
Coming soon
44.4%
OSWorld-Verified
Coming soon

Coding

Claude 4.1 Opus

Claude 4.1 Opus

71.3

DeepSeek V3

42

68%
HumanEval
Coming soon
74.5%
SWE-bench Verified
42%

Multimodal & Grounded

Coming soon

Benchmark data for this category is coming soon.

Reasoning

Claude 4.1 Opus

Claude 4.1 Opus

72.9

DeepSeek V3

24.9

74%
SimpleQA
24.9%
72%
MuSR
Coming soon

Knowledge

Claude 4.1 Opus

Claude 4.1 Opus

77.5

DeepSeek V3

69.6

89.5%
MMLU
88.5%
81%
GPQA
59.1%
74%
SuperGPQA
Coming soon
72%
OpenBookQA
Coming soon
Coming soon
MMLU-Pro
75.9%

Instruction Following

Coming soon

Benchmark data for this category is coming soon.

Multilingual

Coming soon

Benchmark data for this category is coming soon.

Mathematics

DeepSeek V3

Claude 4.1 Opus

75

DeepSeek V3

90.2

76%
AIME 2023
Coming soon
78%
AIME 2024
39.2%
77%
AIME 2025
Coming soon
72%
HMMT Feb 2023
Coming soon
74%
HMMT Feb 2024
Coming soon
73%
HMMT Feb 2025
Coming soon
75%
BRUMO 2025
Coming soon
Coming soon
MATH-500
90.2%

Frequently Asked Questions

Which is better, Claude 4.1 Opus or DeepSeek V3?

Claude 4.1 Opus is ahead overall, 50 to 25. The biggest single separator in this matchup is SimpleQA, where the scores are 74% and 24.9%.

Which is better for knowledge tasks, Claude 4.1 Opus or DeepSeek V3?

Claude 4.1 Opus has the edge for knowledge tasks in this comparison, averaging 77.5 versus 69.6. Inside this category, GPQA is the benchmark that creates the most daylight between them.

Which is better for coding, Claude 4.1 Opus or DeepSeek V3?

Claude 4.1 Opus has the edge for coding in this comparison, averaging 71.3 versus 42. Inside this category, SWE-bench Verified is the benchmark that creates the most daylight between them.

Which is better for math, Claude 4.1 Opus or DeepSeek V3?

DeepSeek V3 has the edge for math in this comparison, averaging 90.2 versus 75. Inside this category, AIME 2024 is the benchmark that creates the most daylight between them.

Which is better for reasoning, Claude 4.1 Opus or DeepSeek V3?

Claude 4.1 Opus has the edge for reasoning in this comparison, averaging 72.9 versus 24.9. Inside this category, SimpleQA is the benchmark that creates the most daylight between them.

Last updated: March 17, 2026

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