Grok Code Fast 1 vs Mixtral 8x22B Instruct v0.1

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

Grok Code Fast 1 is clearly ahead on the aggregate, 58 to 28. The gap is large enough that you do not need to squint at the spreadsheet to see the difference.

Grok Code Fast 1 gives you the larger context window at 256K, compared with 64K for Mixtral 8x22B Instruct v0.1.

Quick Verdict

Pick Grok Code Fast 1 if you want the stronger benchmark profile. Mixtral 8x22B Instruct v0.1 only becomes the better choice if knowledge is the priority.

Knowledge

Mixtral 8x22B Instruct v0.1

Grok Code Fast 1

53.2

Mixtral 8x22B Instruct v0.1

71.4

64
MMLU
71.4
63
GPQA
-
61
SuperGPQA
-
59
OpenBookQA
-
65
MMLU-Pro
-
7
HLE
-

Coding

Mixtral 8x22B Instruct v0.1

Grok Code Fast 1

38.3

Mixtral 8x22B Instruct v0.1

54.8

60
HumanEval
54.8
31
SWE-bench Verified
-
24
LiveCodeBench
-

Mathematics

Grok Code Fast 1
64
AIME 2023
-
66
AIME 2024
-
65
AIME 2025
-
60
HMMT Feb 2023
-
62
HMMT Feb 2024
-
61
HMMT Feb 2025
-
63
BRUMO 2025
-
73
MATH-500
-

Reasoning

Grok Code Fast 1
61
SimpleQA
-
59
MuSR
-
75
BBH
-

Instruction Following

Grok Code Fast 1
79
IFEval
-

Multilingual

Grok Code Fast 1
75
MGSM
-

Frequently Asked Questions

Which is better, Grok Code Fast 1 or Mixtral 8x22B Instruct v0.1?

Grok Code Fast 1 is ahead overall, 58 to 28. The biggest single separator in this matchup is MMLU, where the scores are 64 and 71.4.

Which is better for knowledge tasks, Grok Code Fast 1 or Mixtral 8x22B Instruct v0.1?

Mixtral 8x22B Instruct v0.1 has the edge for knowledge tasks in this comparison, averaging 71.4 versus 53.2. Inside this category, MMLU is the benchmark that creates the most daylight between them.

Which is better for coding, Grok Code Fast 1 or Mixtral 8x22B Instruct v0.1?

Mixtral 8x22B Instruct v0.1 has the edge for coding in this comparison, averaging 54.8 versus 38.3. Inside this category, HumanEval is the benchmark that creates the most daylight between them.

Last updated: March 9, 2026

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