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Model comparison

Grok Code Fast 1 vs Qwen3.6-35B-A3B

Data verified

Head-to-head evidence from 13 shared benchmark results across 5 categories. Overall scores shown here use the public BenchAlign v5 ranking lane.

38.56/100
Margin
12.8pts
winning →
51.36/100
0 category wins1 category wins

Verified leaderboard positions: Grok Code Fast 1 unranked; Qwen3.6-35B-A3B #31

BenchAlign evidence: Grok Code Fast 1 supported; Qwen3.6-35B-A3B estimated. Intervals and evidence labels describe ranking uncertainty, not a guarantee for a specific workload.

Evidence parity. Grok Code Fast 1 and Qwen3.6-35B-A3B share 13 comparable benchmark results. 1 of 8 categories are comparable. 0 results are unique to Grok Code Fast 1; 45 to Qwen3.6-35B-A3B.

Updated July 15, 2026
Shared results
13
Grok Code Fast 1 only
0
Qwen3.6-35B-A3B only
45
Comparable categories
1 / 8

Pick Qwen3.6-35B-A3B if you want the stronger benchmark profile. Grok Code Fast 1 only becomes the better choice if you would rather avoid the extra latency and token burn of a reasoning model.

Confidence note. This is a partial-evidence comparison with 13 shared benchmark results across 5 evidence categories; 1 of 8 categories currently have scoreable aggregates for both models. Treat the verdict as directional until coverage is more balanced.

Why this result

Qwen3.6-35B-A3B is clearly ahead on the provisional aggregate, 59 to 41. The gap is large enough that you do not need to squint at the spreadsheet to see the difference.

Qwen3.6-35B-A3B's sharpest advantage is in coding, where it averages 73.8 against 70.8. The single biggest benchmark swing on the page is SWE-bench Verified, 70.8% to 73.4%.

Qwen3.6-35B-A3B 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. Qwen3.6-35B-A3B gives you the larger context window at 262K, compared with 256K for Grok Code Fast 1.

Category breakdown

Exact category averages are shown below. Not measured means BenchLM does not have enough sourced public coverage for that model and category.

Category scores and score margins for Grok Code Fast 1 and Qwen3.6-35B-A3B
CategoryGrok Code Fast 1ΔQwen3.6-35B-A3B
CodingGrok Code Fast 170.8Margin 3.0Qwen3.6-35B-A3B73.8
AgenticGrok Code Fast 1Not measuredMarginNo overlapQwen3.6-35B-A3B51.5
KnowledgeGrok Code Fast 1Not measuredMarginNo overlapQwen3.6-35B-A3B51.8
MathGrok Code Fast 1Not measuredMarginNo overlapQwen3.6-35B-A3B88.2
MultimodalGrok Code Fast 1Not measuredMarginNo overlapQwen3.6-35B-A3B76.3

Decisive benchmark drivers

The largest measured benchmark gaps in this matchup, with exact reported values.

More
A · Grok Code Fast 1B · Qwen3.6-35B-A3B
  1. SWE-bench Verified

    Coding
    Source ↗
    A 70.8%B 73.4%
    Winner: Qwen3.6-35B-A3BΔ 2.6
    SWE-bench Verified: Grok Code Fast 1 scored 70.8%; Qwen3.6-35B-A3B scored 73.4%. Qwen3.6-35B-A3B wins this benchmark.

Operational comparison

Runtime and commercial metrics are compared only when both models have a complete sourced value.

MetricGrok Code Fast 1Qwen3.6-35B-A3BComparison
Input / output priceUSD per 1M tokensGrok Code Fast 1$0.2 input / $1.5 outputQwen3.6-35B-A3BNot availableA complete price comparison is not available.
Generation speedtokens per secondGrok Code Fast 1172 tok/sQwen3.6-35B-A3BNot availableA complete speed comparison is not available.
First-answer latencyseconds to first tokenGrok Code Fast 12.81 sQwen3.6-35B-A3BNot availableA complete latency comparison is not available.
Context windowmaximum listed tokensGrok Code Fast 1256KQwen3.6-35B-A3B262KQwen3.6-35B-A3B lists the larger context window.

Benchmark Deep Dive

Agentic
BenchmarkGrok Code Fast 1Qwen3.6-35B-A3BResult
τ²-bench resultsSource 75.7%95.3%Qwen3.6-35B-A3B leads
Terminal-Bench 2.0Source 51.5%Not comparable
Claw-EvalSource 68.7%Not comparable
QwenClawBenchSource 52.6%Not comparable
QwenWebBenchSource 1397Not comparable
τ³-bench resultsSource 67.2%Not comparable
VITA-BenchSource 35.6%Not comparable
DeepPlanningSource 25.9%Not comparable
ToolathlonSource 26.9%Not comparable
MCP AtlasSource 62.8%Not comparable
WideResearchSource 60.1%Not comparable
AA Agentic IndexSource 21.4%Not comparable
GDPval-AASource 27.4%Not comparable
GDPval-AASource 1049Not comparable
Gert LabsSource 42.65%Not comparable
CodingQwen3.6-35B-A3B wins
BenchmarkGrok Code Fast 1Qwen3.6-35B-A3BResult
SWE-bench VerifiedSource 70.8%73.4%Qwen3.6-35B-A3B leads
Terminal-Bench HardSource 17.4%34.8%Qwen3.6-35B-A3B leads
AA-SciCodeSource 36.2%35.8%Grok Code Fast 1 leads
SWE MultilingualSource 67.2%Not comparable
SWE-bench ProSource 49.5%Not comparable
Terminal-Bench 2.0Source 51.5%Not comparable
LiveCodeBenchSource 80.4%Not comparable
NL2RepoSource 29.4%Not comparable
AA Coding IndexSource 41.9%Not comparable
Reasoning
BenchmarkGrok Code Fast 1Qwen3.6-35B-A3BResult
AA-LCRSource 48.3%63.7%Qwen3.6-35B-A3B leads
CritPtSource 0.0%0.3%Qwen3.6-35B-A3B leads
Knowledge
BenchmarkGrok Code Fast 1Qwen3.6-35B-A3BResult
Artificial Analysis Intelligence IndexSource 21.6%31.6%Qwen3.6-35B-A3B leads
AA-GPQA DiamondSource 72.7%84.1%Qwen3.6-35B-A3B leads
AA-HLESource 7.5%20.2%Qwen3.6-35B-A3B leads
AA-Omniscience IndexSource -36.0%-21.4%Qwen3.6-35B-A3B leads
AA-Omniscience AccuracySource 23.8%18.9%Grok Code Fast 1 leads
AA-Omniscience Hallucination RateSource 78.5%49.7%Qwen3.6-35B-A3B leads
MMLU-ProSource 85.2%Not comparable
SuperGPQASource 64.7%Not comparable
C-EvalSource 90%Not comparable
GPQASource 86%Not comparable
HLESource 21.4%Not comparable
Math
BenchmarkGrok Code Fast 1Qwen3.6-35B-A3BResult
HMMT Feb 2025Source 90.7%Not comparable
HMMT Nov 2025Source 89.1%Not comparable
HMMT Feb 2026Source 83.6%Not comparable
MMAnswerBenchSource 78.9%Not comparable
AIME26Source 92.7%Not comparable
Multimodal
BenchmarkGrok Code Fast 1Qwen3.6-35B-A3BResult
MMMUSource 81.7%Not comparable
MMMU-ProSource 75.3%Not comparable
RealWorldQASource 85.3%Not comparable
OmniDocBench 1.5Source 89.9%Not comparable
CharXivSource 78%Not comparable
SimpleVQASource 58.9%Not comparable
CC-OCRSource 81.9%Not comparable
AI2D_TESTSource 92.7%Not comparable
RefCOCO (avg)Source 92.0%Not comparable
ODINW13Source 50.8%Not comparable
Video-MME (with subtitle)Source 86.6%Not comparable
Video-MME (w/o subtitle)Source 82.5%Not comparable
VideoMMMUSource 83.7%Not comparable
MLVU (M-Avg)Source 86.2%Not comparable
AA-MMMU-ProSource 75.0%Not comparable
Inst. Following
BenchmarkGrok Code Fast 1Qwen3.6-35B-A3BResult
AA-IFBenchSource 41.4%64.4%Qwen3.6-35B-A3B leads
Frequently Asked Questions (2)

Which is better, Grok Code Fast 1 or Qwen3.6-35B-A3B?

Qwen3.6-35B-A3B is ahead on BenchLM's provisional leaderboard, 59 to 41. The biggest single separator in this matchup is SWE-bench Verified, where the scores are 70.8% and 73.4%.

Which is better for coding, Grok Code Fast 1 or Qwen3.6-35B-A3B?

Qwen3.6-35B-A3B has the edge for coding in this comparison, averaging 73.8 versus 70.8. Inside this category, Terminal-Bench Hard is the benchmark that creates the most daylight between them.

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Last updated: July 15, 2026

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