Model Comparison
Grok 4.1 Fast (Reasoning)
vs. Qwen3.6 35B A3B (Reasoning)
Comparing 2 AI models · 10 benchmarks · xAI, Alibaba
Recommended Pick
xA Grok 4.1 Fast (Reasoning) 8 metric wins Strongest on: Input price, Output price, TTFT
Lowest Price
Grok 4.1 Fast (Reasoning)
$0.00/1M input price
Best Reasoning
Grok 4.1 Fast (Reasoning)
62.4 reasoning score
Blends available reasoning benchmarks
Best for Coding
Qwen3.6 35B A3B (Reasoning)
41.9 coding index
Composite Indices
Higher is better; speed and price are normalized
Standard Benchmarks
Only benchmarks with data are shown
Differences That Matter
Price gap
Grok 4.1 Fast (Reasoning) is ∞x cheaper on input tokens than Qwen3.6 35B A3B (Reasoning).
Reasoning gap
Grok 4.1 Fast (Reasoning) leads Qwen3.6 35B A3B (Reasoning) by 17.1 points on reasoning.
Top-pick rationale
Grok 4.1 Fast (Reasoning) wins 8 measurable categories, including Input price, Output price, TTFT, Latency.
Response Face-Off
Run one prompt through the selected models and compare response quality with live speed and cost context.
Grok 4.1 Fast (Reasoning)
xAI
TTFT
—
Time
—
tok/s
—
Tokens
—
Cost
—
Qwen3.6 35B A3B (Reasoning)
Alibaba
TTFT
—
Time
—
tok/s
—
Tokens
—
Cost
—
Which answer was more useful?
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Full Comparison
| Metric | Top Pick xA Grok 4.1 Fast (Reasoning) | Al Qwen3.6 35B A3B (Reasoning) |
|---|---|---|
| Pricing per 1M tokens | ||
| Input Cost | $0.00/1M | $0.25/1M |
| Output Cost | $0.00/1M | $1.49/1M |
| Blended (3:1) | — | $0.56/1M |
| Specifications | ||
| Organization | xAI | Alibaba |
| Release Date | Nov 19, 2025 | Apr 16, 2026 |
| Performance & Speed | ||
| Throughput | — | 167.4 tok/s |
| TTFT | — | 1337ms |
| Latency | — | 33570ms |
| Composite Indices | ||
| Value Score | — | 100.0 |
| Reasoning Score | 62.4 | 45.3 |
| Intelligence | 30.6 | 31.6 |
| Coding | — | 41.9 |
| Math | 89.3 | — |
| Standard Benchmarks | ||
| GPQA | 85.3% | 84.1% |
| MMLU Pro | 85.4% | — |
| HLE | 17.6% | 20.2% |
| LiveCodeBench | 82.2% | — |
| AIME 2025 | 89.3% | — |
| SciCode | 44.2% | 35.8% |
| LCR | 68.0% | 63.7% |
| IFBench | 52.7% | 64.4% |
| TAU-bench v2 | 93.3% | 95.3% |
| TerminalBench Hard | 24.2% | 34.8% |
Key Takeaways
Grok 4.1 Fast (Reasoning) offers the best value at $0.00/1M, making it ideal for high-volume applications and cost-conscious projects.
Grok 4.1 Fast (Reasoning) has the strongest reasoning profile with a 62.4 reasoning score, combining the available reasoning-heavy benchmarks.
Qwen3.6 35B A3B (Reasoning) reaches a 41.9 coding index, making it the top choice for software development and code generation tasks.
All models support context windows of ∞+ tokens, suitable for processing lengthy documents and maintaining extended conversations.
When to Choose Each Model
Grok 4.1 Fast (Reasoning)
- Cost-sensitive applications
- High-volume processing
- Complex reasoning tasks
- Research & analysis
Qwen3.6 35B A3B (Reasoning)
- Code generation
- Software development
