Qwen3-VL-30B-A3B-Thinking is a multimodal model that unifies strong text generation with visual understanding for images and videos. Its Thinking variant enhances reasoning in STEM, math, and complex tasks. It excels in perception of real-w…
Model details →Qwen: Qwen3 VL 30B A3B Thinking vs xAI: Grok 4 Fast
xAI: Grok 4 Fast wins on 2 of 6 axes — pricing and capability skew in its favour for most workloads.
Grok 4 Fast is xAI's latest multimodal model with SOTA cost-efficiency and a 2M token context window. It comes in two flavors: non-reasoning and reasoning. Read more about the model on xAI's [news post](http://x.ai/news/grok-4-fast). Reaso…
Model details →Side-by-side comparison
| Capability | Qwen: Qwen3 VL 30B A3B Thinking | xAI: Grok 4 Fast | Winner |
|---|---|---|---|
| Context window Maximum number of input tokens the model can attend to in a single request. | 131K | 2M | 🏆 xAI: Grok 4 Fast |
| Input price (per 1M) Cost per million input tokens billed by the provider. | $0.13 | $0.20 | 🏆 Qwen: Qwen3 VL 30B A3B Thinking |
| Output price (per 1M) Cost per million output tokens billed by the provider. | $1.56 | $0.50 | 🏆 xAI: Grok 4 Fast |
| Tool / function calling First-class support for emitting structured tool calls. | Yes | Yes | Tie |
| Vision input Accepts image inputs alongside text. | Yes | Yes | Tie |
| Reasoning mode Internal chain-of-thought / extended-thinking support. | Yes | Yes | Tie |
Frequently asked questions
Is Qwen: Qwen3 VL 30B A3B Thinking better than xAI: Grok 4 Fast?
xAI: Grok 4 Fast wins on 2 of 6 axes — pricing and capability skew in its favour for most workloads.
What's the price difference between Qwen: Qwen3 VL 30B A3B Thinking and xAI: Grok 4 Fast?
Input: $0.13 vs $0.20 per 1M tokens. Output: $1.56 vs $0.50 per 1M tokens.
What context windows do Qwen: Qwen3 VL 30B A3B Thinking and xAI: Grok 4 Fast support?
Qwen: Qwen3 VL 30B A3B Thinking supports up to 131K tokens. xAI: Grok 4 Fast supports up to 2M tokens.
Do both Qwen: Qwen3 VL 30B A3B Thinking and xAI: Grok 4 Fast support tool calling?
Qwen: Qwen3 VL 30B A3B Thinking: yes. xAI: Grok 4 Fast: yes.