Model Comparison
Grok-4.1 Fast Non-Reasoning vs Qwen3 VL 8B ThinkingWhich is better in 2026?
Comparing Grok-4.1 Fast Non-Reasoning and Qwen3 VL 8B Thinking across benchmarks, pricing, and capabilities.
Verdict: Grok-4.1 Fast Non-Reasoning vs Qwen3 VL 8B Thinking — which is better?
Grok-4.1 Fast Non-Reasoning (by xAI) and Qwen3 VL 8B Thinking (by Alibaba Cloud / Qwen Team) are two of the AI models people compare most. Here is how they stack up on benchmarks, price and capabilities, and which one to pick in 2026.
On price, Grok-4.1 Fast Non-Reasoning is roughly 2.4x cheaper per token on a blended 3:1 input/output basis, which adds up quickly at production volume.
Grok-4.1 Fast Non-Reasoning also accepts a larger context window (2,000,000 input tokens), making it the stronger choice for long documents and large codebases.
Choose Grok-4.1 Fast Non-Reasoning if…
- cost matters — it's about 2.4x cheaper per token
- you process long inputs — it offers a 2,000,000 token context window
- you want the most recent training data — it shipped Nov 2025
Choose Qwen3 VL 8B Thinking if…
- you need open weights you can self-host or fine-tune
Performance Benchmarks
Comparative analysis across standard metrics
Grok-4.1 Fast Non-Reasoning and Qwen3 VL 8B Thinkingdon't have any common benchmark datasets to compare. They may have been evaluated on different testing suites.
Arena Performance
Human preference votes
Pricing Analysis
Price comparison per million tokens
For input processing, Grok-4.1 Fast Non-Reasoning ($0.20/1M tokens) is 1.1x more expensive than Qwen3 VL 8B Thinking ($0.18/1M tokens).
For output processing, Grok-4.1 Fast Non-Reasoning ($0.50/1M tokens) is 4.2x cheaper than Qwen3 VL 8B Thinking ($2.09/1M tokens).
In conclusion, Qwen3 VL 8B Thinking is more expensive than Grok-4.1 Fast Non-Reasoning.*
* Using a 3:1 ratio of input to output tokens
Context Window
Maximum input and output token capacity
Grok-4.1 Fast Non-Reasoning accepts 2,000,000 input tokens compared to Qwen3 VL 8B Thinking's 262,144 tokens. Qwen3 VL 8B Thinking can generate longer responses up to 262,144 tokens, while Grok-4.1 Fast Non-Reasoning is limited to 30,000 tokens.
Input Capabilities
Supported data types and modalities
Both Grok-4.1 Fast Non-Reasoning and Qwen3 VL 8B Thinking support multimodal inputs.
They are both capable of processing various types of data, offering versatility in application.
Grok-4.1 Fast Non-Reasoning
Qwen3 VL 8B Thinking
License
Usage and distribution terms
Grok-4.1 Fast Non-Reasoning is licensed under a proprietary license, while Qwen3 VL 8B Thinking 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-4.1 Fast Non-Reasoning was released on 2025-11-17, while Qwen3 VL 8B Thinking was released on 2025-09-22.
Grok-4.1 Fast Non-Reasoning is 2 months newer than Qwen3 VL 8B Thinking.
Nov 17, 2025
7 months ago
1mo newerSep 22, 2025
9 months ago
Knowledge Cutoff
When training data ends
Neither model specifies a knowledge cutoff date.
Unable to compare the recency of their training data.
Provider Availability
Grok-4.1 Fast Non-Reasoning is available from xAI. Qwen3 VL 8B Thinking is available from DeepInfra.
Grok-4.1 Fast Non-Reasoning
Qwen3 VL 8B Thinking
Outputs Comparison
Key Takeaways
Qwen3 VL 8B Thinking
View detailsAlibaba Cloud / Qwen Team
Detailed Comparison
| Feature | | |
|---|
FAQ
Common questions about Grok-4.1 Fast Non-Reasoning vs Qwen3 VL 8B Thinking.