Grok 4.3 vs Qwen3.5-Flash
How do these models stack up? Below is an expert side-by-side comparison of specifications, context window capacity, live pricing per million tokens, and standardized benchmark scores for Grok 4.3 and Qwen3.5-Flash.
Grok 4.3
Grok 4.3 is a reasoning model from xAI. It accepts text and image inputs with text output, and is suited for agentic workflows, instruction-following tasks, and applications requiring high factual...
Qwen3.5-Flash
The Qwen3.5 native vision-language Flash models are built on a hybrid architecture that integrates a linear attention mechanism with a sparse mixture-of-experts model, achieving higher inference efficiency. Compared to the...
Technical Specifications
| Specification | Grok 4.3 | Qwen3.5-Flash |
|---|---|---|
| Provider | xAI | Alibaba |
| Context Window | 1,000,000 tokens | 1,000,000 tokens |
| Agent Suitability | 87/100 | N/A |
| Time to First Token (TTFT) | 400 ms | N/A |
| Deployment Model | managed api | self hostable |
| Production Stability | stable | beta |
| API Available | Yes | Yes |
| Released Date | 2026-04-30 | 2026-02-25 |
API Pricing Comparison
Input Price per Million Tokens
Grok 4.3
$1.25
Qwen3.5-Flash
$0.07
Output Price per Million Tokens
Grok 4.3
$2.50
Qwen3.5-Flash
$0.26
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Benchmark Performance Metrics
Scores show the raw performance percentages verified across key evaluation suites. Higher bars indicate superior accuracy and capability in that domain.
Grok 4.3 Quirks & Gotchas
- ▸Strong coding performance — competitive with Claude Sonnet at similar price point
- ▸Upgrade to Grok 4.20 for improved reasoning and tool calling
Qwen3.5-Flash Quirks & Gotchas
No developer gotchas reported.