Grok Code Fast 1 vs o1-pro

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

Grok Code Fast 1 is clearly ahead on the aggregate, 58 to 33. The gap is large enough that you do not need to squint at the spreadsheet to see the difference.

o1-pro is the reasoning model in the pair, while Grok Code Fast 1 is not. That usually helps on harder chain-of-thought-heavy tests, but it can also mean more latency and more token spend in real use. Grok Code Fast 1 gives you the larger context window at 256K, compared with 200K for o1-pro.

Quick Verdict

Pick Grok Code Fast 1 if you want the stronger benchmark profile. o1-pro only becomes the better choice if knowledge is the priority or you want the stronger reasoning-first profile.

Knowledge

o1-pro

Grok Code Fast 1

53.2

o1-pro

79

64
MMLU
-
63
GPQA
79
61
SuperGPQA
-
59
OpenBookQA
-
65
MMLU-Pro
-
7
HLE
-

Coding

Grok Code Fast 1
60
HumanEval
-
31
SWE-bench Verified
-
24
LiveCodeBench
-

Mathematics

o1-pro

Grok Code Fast 1

64.3

o1-pro

86

64
AIME 2023
-
66
AIME 2024
86
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 o1-pro?

Grok Code Fast 1 is ahead overall, 58 to 33. The biggest single separator in this matchup is AIME 2024, where the scores are 66 and 86.

Which is better for knowledge tasks, Grok Code Fast 1 or o1-pro?

o1-pro has the edge for knowledge tasks in this comparison, averaging 79 versus 53.2. Inside this category, GPQA is the benchmark that creates the most daylight between them.

Which is better for math, Grok Code Fast 1 or o1-pro?

o1-pro has the edge for math in this comparison, averaging 86 versus 64.3. Inside this category, AIME 2024 is the benchmark that creates the most daylight between them.

Last updated: March 9, 2026

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