DeepSeek V3 vs Grok Code Fast 1

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

Grok Code Fast 1 is clearly ahead on the aggregate, 33 to 25. The gap is large enough that you do not need to squint at the spreadsheet to see the difference.

Grok Code Fast 1's sharpest advantage is in reasoning, where it averages 59.9 against 24.9. The single biggest benchmark swing on the page is SimpleQA, 24.9% to 61%. DeepSeek V3 does hit back in mathematics, so the answer changes if that is the part of the workload you care about most.

Grok Code Fast 1 gives you the larger context window at 256K, compared with 128K for DeepSeek V3.

Quick Verdict

Pick Grok Code Fast 1 if you want the stronger benchmark profile. DeepSeek V3 only becomes the better choice if mathematics is the priority.

Agentic

Coming soon

Benchmark data for this category is coming soon.

Coding

Grok Code Fast 1

DeepSeek V3

42

Grok Code Fast 1

60

42%
SWE-bench Verified
Coming soon
Coming soon
HumanEval
60%

Multimodal & Grounded

Coming soon

Benchmark data for this category is coming soon.

Reasoning

Grok Code Fast 1

DeepSeek V3

24.9

Grok Code Fast 1

59.9

24.9%
SimpleQA
61%
Coming soon
MuSR
59%

Knowledge

DeepSeek V3

DeepSeek V3

69.6

Grok Code Fast 1

62

59.1%
GPQA
63%
88.5%
MMLU
64%
75.9%
MMLU-Pro
Coming soon
Coming soon
SuperGPQA
61%
Coming soon
OpenBookQA
59%

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

DeepSeek V3

90.2

Grok Code Fast 1

63

39.2%
AIME 2024
66%
90.2%
MATH-500
Coming soon
Coming soon
AIME 2023
64%
Coming soon
AIME 2025
65%
Coming soon
HMMT Feb 2023
60%
Coming soon
HMMT Feb 2024
62%
Coming soon
HMMT Feb 2025
61%
Coming soon
BRUMO 2025
63%

Frequently Asked Questions

Which is better, DeepSeek V3 or Grok Code Fast 1?

Grok Code Fast 1 is ahead overall, 33 to 25. The biggest single separator in this matchup is SimpleQA, where the scores are 24.9% and 61%.

Which is better for knowledge tasks, DeepSeek V3 or Grok Code Fast 1?

DeepSeek V3 has the edge for knowledge tasks in this comparison, averaging 69.6 versus 62. Inside this category, MMLU is the benchmark that creates the most daylight between them.

Which is better for coding, DeepSeek V3 or Grok Code Fast 1?

Grok Code Fast 1 has the edge for coding in this comparison, averaging 60 versus 42. DeepSeek V3 stays close enough that the answer can still flip depending on your workload.

Which is better for math, DeepSeek V3 or Grok Code Fast 1?

DeepSeek V3 has the edge for math in this comparison, averaging 90.2 versus 63. Inside this category, AIME 2024 is the benchmark that creates the most daylight between them.

Which is better for reasoning, DeepSeek V3 or Grok Code Fast 1?

Grok Code Fast 1 has the edge for reasoning in this comparison, averaging 59.9 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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