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Grok Code Fast 1

xAIEstablishedReleased Aug 28, 2025
Overall Score
Est. 42Prov. #72 of 110
Arena Elo
1200
Categories Ranked
8of 8
Price (1M tokens)
$ in / $ out
Speed
172tok/s
Context
256K
ProprietaryNon-Reasoning
Confidence
base

According to BenchLM.ai, Grok Code Fast 1 ranks #72 out of 110 models on the provisional leaderboard with an overall score of 42/100. It does not yet have enough sourced coverage for BenchLM's verified leaderboard. While not a frontier model, it offers specific advantages depending on the use case.

Grok Code Fast 1 is a proprietary model with a 256K token context window. It processes queries without explicit chain-of-thought reasoning, offering faster response times and lower token usage.

This profile currently has 1 of 152 tracked benchmarks. BenchLM only exposes non-generated benchmark rows publicly, so missing categories stay blank until a sourced evaluation is available.

Its strongest category is Coding (#33), while its weakest is Multimodal & Grounded (#87). This performance profile makes it particularly well-suited for software development and code generation tasks.

Ranking Distribution

Category rank across 8 benchmark categories — sorted by best rank

Category Performance

Scores across all benchmark categories (0-100 scale)

Category Breakdown

Agentic

#54
44.3/ 100
Weight: 22%0 benchmarks
Terminal-Bench 2.0BrowseCompOSWorld-VerifiedGAIATAU-benchWebArena

Coding

#33
65.2/ 100
Weight: 20%1 benchmark
SWE-bench VerifiedLiveCodeBenchSWE-bench ProSWE-RebenchSciCode

Reasoning

#61
43.3/ 100
Weight: 17%0 benchmarks
MuSRLongBench v2MRCRv2ARC-AGI-2

Knowledge

#69
38.1/ 100
Weight: 12%0 benchmarks
GPQASuperGPQAMMLU-ProHLEFrontierScienceSimpleQA

Math

#56
45.6/ 100
Weight: 5%0 benchmarks
AIME 2025BRUMO 2025MATH-500FrontierMath

Multilingual

#61
45.2/ 100
Weight: 7%0 benchmarks
MGSMMMLU-ProX

Multimodal

#87
23.0/ 100
Weight: 12%0 benchmarks
MMMU-ProOfficeQA Pro

Inst. Following

#81
44.4/ 100
Weight: 5%0 benchmarks
IFEvalIFBench

Chatbot Arena Performance

Text Overall1200

Benchmark Details

Only benchmark rows with an attached exact-source record are shown here. Source-unverified manual rows and generated rows are hidden from model pages.

Frequently Asked Questions

How does Grok Code Fast 1 perform overall in AI benchmarks?

Grok Code Fast 1 currently ranks #72 out of 110 models on BenchLM's provisional leaderboard with an overall score of 42 (estimated). It is created by xAI and features a 256K context window.

Is Grok Code Fast 1 good for coding and programming?

Grok Code Fast 1 ranks #33 out of 110 models in coding and programming benchmarks with an average score of 65.2. There are stronger options in this category.

Does Grok Code Fast 1 have full benchmark coverage on BenchLM?

Not yet. Grok Code Fast 1 currently has 1 published benchmark scores out of the 152 benchmarks BenchLM tracks. BenchLM only exposes non-generated public benchmark rows, so missing categories stay blank until a sourced evaluation is available.

What is the context window size of Grok Code Fast 1?

Grok Code Fast 1 has a context window of 256K, which determines how much text it can process in a single interaction.

Last updated: April 20, 2026 · Runtime metrics stay blank until BenchLM has a sourced snapshot.

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