Grok 4 Fast vs Qwen3.6-35B-A3B
Grok 4 Fast and Qwen3.6-35B-A3B are closely matched at 32.0 and 32.5 on the LLM Stats Score.
xAI · Alibaba Cloud / Qwen Team · Updated for 2026
Which is better?
Grok 4 Fast and Qwen3.6-35B-A3B are closely matched on the overall LLM Stats Score at 32.0 and 32.5.
In the 3 individual benchmarks reported for both models, Qwen3.6-35B-A3B 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
- you want predictable pricing at $0.20/M input and $0.50/M output
Choose Qwen3.6-35B-A3B
- you value its reported benchmark strengths — it wins 2 of 3 exact shared results
- you want the most recent training data — it shipped Apr 2026
- you need open weights you can self-host or fine-tune
At a glance
The differences that matter most.
Capability indexes
Additional strengths measured across groups of related public benchmarks
Individual benchmarks
7 reported for Grok 4 Fast · 49 for Qwen3.6-35B-A3B
Grok 4 Fast outperforms in 1 benchmarks (HMMT 2025), while Qwen3.6-35B-A3B is better at 2 benchmarks (GPQA, Humanity's Last Exam).
Qwen3.6-35B-A3B shows notably better performance in the majority of benchmarks.
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).
Input capabilities
Documented input modalities across available providers
Both Grok 4 Fast and Qwen3.6-35B-A3B support multimodal inputs.
They are both capable of processing various types of data, offering versatility in application.
Grok 4 Fast
Qwen3.6-35B-A3B
License
Usage and distribution terms
Grok 4 Fast is licensed under a proprietary license, while Qwen3.6-35B-A3B uses Apache 2.0.
License differences may affect how you can use these models in commercial or open-source projects.
Proprietary
Closed source
Apache 2.0
Open weights
Release Timeline
When each model was launched
Grok 4 Fast was released on 2025-08-28, while Qwen3.6-35B-A3B was released on 2026-04-16.
Qwen3.6-35B-A3B is 8 months newer than Grok 4 Fast.
Aug 28, 2025
1.0 years ago
Apr 16, 2026
4 months ago
7mo newerKnowledge Cutoff
When training data ends
Neither model specifies a knowledge cutoff date.
Unable to compare the recency of their training data.
Outputs Comparison
Judge for yourself.
Run your own prompts against Grok 4 Fast and Qwen3.6-35B-A3B side-by-side, then vote on the output you prefer.
FAQ
Common questions about Grok 4 Fast vs Qwen3.6-35B-A3B.