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Grok 4 Fast vs Qwen3 VL 32B Instruct

Grok 4 Fast leads the LLM Stats Score 31.7 to 20.3.

xAI · Alibaba Cloud / Qwen Team · Updated for 2026

Which is better?

Grok 4 Fast leads the overall LLM Stats Score 31.7 to 20.3, ranking #109 overall.

In the 2 individual benchmarks reported for both models, Grok 4 Fast wins 2; this is a narrower head-to-head signal than the composite indexes.

Based on current LLM Stats indexes, shared benchmarks, pricing, and model metadata for 2026.

Choose Grok 4 Fast

  • overall performance matters — it scores 31.7 and ranks #109 on LLM Stats
  • your work emphasizes reasoning — it leads those capability indexes
  • you value its reported benchmark strengths — it wins 2 of 2 exact shared results

Choose Qwen3 VL 32B Instruct

  • you want the most recent training data — it shipped Sep 2025
  • you need open weights you can self-host or fine-tune

At a glance

The differences that matter most.

Grok 4 Fast
xAI
Qwen3 VL 32B Instruct
Alibaba Cloud / Qwen Team
Core performance indexes
LLM Stats Score
31.7
#109
20.3
#194
Reasoning
30.8
#114
19.2
#200
Agents
3.2
#160
9.6
#122
Cost, coverage & limits
Benchmark wins
2 of 2
0 of 2
Input price
$0.20 / M
— / M
Output price
$0.50 / M
— / M
Context window
2,000,000
—

Capability indexes

Additional strengths measured across groups of related public benchmarks

1 shared
Index
Grok 4 Fast
Qwen3 VL 32B Instruct
Math
27.3#99
19.5#167
Conservative TrueSkill rating · higher is betterHow scores work

Individual benchmarks

7 reported for Grok 4 Fast · 45 for Qwen3 VL 32B Instruct

2 shared

Grok 4 Fast outperforms in 2 benchmarks (AIME 2025, GPQA), while Qwen3 VL 32B Instruct is better at 0 benchmarks.

Grok 4 Fast significantly outperforms across most benchmarks.

Sat Sep 12 2026 • llm-stats.com

Human preference

Blind head-to-head votes and playground preference scores

Context Window

Maximum input and output token capacity

Only Grok 4 Fast specifies input context (2,000,000 tokens). Only Grok 4 Fast specifies output context (30,000 tokens).

xAI
Grok 4 Fast
Input2,000,000 tokens
Output30,000 tokens
Alibaba Cloud / Qwen Team
Qwen3 VL 32B Instruct
Input- tokens
Output- tokens
Sat Sep 12 2026 • llm-stats.com

Input capabilities

Documented input modalities across available providers

Both Grok 4 Fast and Qwen3 VL 32B Instruct support multimodal inputs.

They are both capable of processing various types of data, offering versatility in application.

Grok 4 Fast

Text
Images
Audio
Video

Qwen3 VL 32B Instruct

Text
Images
Audio
Video

License

Usage and distribution terms

Grok 4 Fast is licensed under a proprietary license, while Qwen3 VL 32B Instruct uses Apache 2.0.

License differences may affect how you can use these models in commercial or open-source projects.

Grok 4 Fast

Proprietary

Closed source

Qwen3 VL 32B Instruct

Apache 2.0

Open weights

Release Timeline

When each model was launched

Grok 4 Fast was released on 2025-08-28, while Qwen3 VL 32B Instruct was released on 2025-09-22.

Qwen3 VL 32B Instruct is 1 month newer than Grok 4 Fast.

Grok 4 Fast

Aug 28, 2025

1.0 years ago

Qwen3 VL 32B Instruct

Sep 22, 2025

11 months ago

3w newer

Knowledge Cutoff

When training data ends

Neither model specifies a knowledge cutoff date.

Unable to compare the recency of their training data.

No cutoff dates available

Outputs Comparison

Notice missing or incorrect data?Start an Issue discussion→

Judge for yourself.

Run your own prompts against Grok 4 Fast and Qwen3 VL 32B Instruct side-by-side, then vote on the output you prefer.

Grok 4 Fast
✓ Preferred
Qwen3 VL 32B Instruct
Open in Playground

FAQ

Common questions about Grok 4 Fast vs Qwen3 VL 32B Instruct.

Which is better, Grok 4 Fast or Qwen3 VL 32B Instruct?

Grok 4 Fast leads the LLM Stats Score 31.7 to 20.3. Grok 4 Fast is made by xAI and Qwen3 VL 32B Instruct is made by Alibaba Cloud / Qwen Team. The best choice depends on your use case — compare their capability indexes, individual benchmarks, pricing, and limits above.

How does Grok 4 Fast compare to Qwen3 VL 32B Instruct in benchmarks?

Grok 4 Fast scores SimpleQA: 95.0%, HMMT 2025: 93.3%, AIME 2025: 92.0%, GPQA: 85.7%, LiveCodeBench: 80.0%. Qwen3 VL 32B Instruct scores DocVQAtest: 96.9%, ScreenSpot: 95.8%, CharXiv-D: 90.5%, MMLU-Redux: 89.8%, AI2D: 89.5%.

What are the context window sizes for Grok 4 Fast and Qwen3 VL 32B Instruct?

Grok 4 Fast supports 2.0M tokens and Qwen3 VL 32B Instruct supports an unknown number of tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

What are the main differences between Grok 4 Fast and Qwen3 VL 32B Instruct?

Key differences include LLM Stats Score (31.7 vs 20.3), licensing (Proprietary vs Apache 2.0). See the full comparison above for benchmark-by-benchmark results.

Who makes Grok 4 Fast and Qwen3 VL 32B Instruct?

Grok 4 Fast is developed by xAI and Qwen3 VL 32B Instruct is developed by Alibaba Cloud / Qwen Team.

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