| Signal | Grok 4.1 Fast | Delta | Qwen3 VL 8B Thinking |
|---|---|---|---|
Capabilities | 86 | +14 | |
Context window size | 100 | +19 | |
Output Capacity | 75 | -1 | |
Pricing Tier | 1 | -1 | |
Recency | 100 | -- | |
Versatility | 50 | -- | |
| Overall Result | 2 wins | of 6 | 2 wins |
27
days ranked higher
2
days
1
days ranked higher
xAI
Alibaba
Grok 4.1 Fast saves you $34.95/month
That's $419.40/year compared to Qwen3 VL 8B Thinking at your current usage level of 100K calls/month.
| Metric | Grok 4.1 Fast | Qwen3 VL 8B Thinking | Winner |
|---|---|---|---|
| Overall Score | 64 | 58 | Grok 4.1 Fast |
| Rank | #34 | #66 | Grok 4.1 Fast |
| Quality Rank | #34 | #66 | Grok 4.1 Fast |
| Adoption Rank | #34 | #66 | Grok 4.1 Fast |
| Parameters | -- | 8B | -- |
| Context Window | 2000K | 131K | Grok 4.1 Fast |
| Pricing | $0.20/$0.50/M | $0.12/$1.36/M | -- |
| Signal Scores | |||
| Capabilities | 86 | 71 | Grok 4.1 Fast |
| Context window size | 100 | 81 | Grok 4.1 Fast |
| Output Capacity | 75 | 75 | Qwen3 VL 8B Thinking |
| Pricing Tier | 1 | 1 | Qwen3 VL 8B Thinking |
| Recency | 100 | 100 | Grok 4.1 Fast |
| Versatility | 50 | 50 | Grok 4.1 Fast |
Grok 4.1 Fast has a moderate advantage with a 6.100000000000001-point lead in composite score. It wins on more signal dimensions, but Qwen3 VL 8B Thinking has specific strengths that could make it the better choice for certain workflows.
Best for Quality
Grok 4.1 Fast
Marginally better benchmark scores; both are excellent
Best for Cost
Grok 4.1 Fast
53% lower pricing; better value at scale
Best for Reliability
Grok 4.1 Fast
Higher uptime and faster response speeds
Best for Prototyping
Grok 4.1 Fast
Stronger community support and better developer experience
Best for Production
Grok 4.1 Fast
Wider enterprise adoption and proven at scale
by xAI
| Capability | Grok 4.1 Fast | Qwen3 VL 8B Thinking |
|---|---|---|
| Vision (Image Input) | ||
| Function Calling | ||
| Streaming | ||
| JSON Mode | ||
| Reasoning | ||
| Web Searchdiffers | ||
| Image Output |
xAI
Alibaba
Grok 4.1 Fast saves you $0.8886/month
That's 48% cheaper than Qwen3 VL 8B Thinking at 1,000 tokens/request and 100 requests/day.
Assumes 60% input / 40% output token ratio per request. Actual costs may vary based on your usage pattern.
| Parameter | Grok 4.1 Fast | Qwen3 VL 8B Thinking |
|---|---|---|
| Context Window | 2M | 131K |
| Max Output Tokens | 30,000 | 32,768 |
| Open Source | No | Yes |
| Created | Nov 19, 2025 | Oct 14, 2025 |
Grok 4.1 Fast currently scores higher (64 vs 58), but the best choice depends on your specific use case, budget, and requirements.
Grok 4.1 Fast is ranked #34 and Qwen3 VL 8B Thinking is ranked #66. Rankings are based on a composite score from multiple signals including benchmarks, community sentiment, and adoption metrics.
Compare the detailed pricing breakdown above to see which model offers better value for your usage pattern.