GPT-5.1 vs Qwen3 Coder 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 GPT-5.1 and Qwen3 Coder Flash.
GPT-5.1
GPT-5.1 is the latest frontier-grade model in the GPT-5 series, offering stronger general-purpose reasoning, improved instruction adherence, and a more natural conversational style compared to GPT-5. It uses adaptive reasoning...
Qwen3 Coder Flash
Qwen3 Coder Flash is Alibaba's fast and cost efficient version of their proprietary Qwen3 Coder Plus. It is a powerful coding agent model specializing in autonomous programming via tool calling...
Technical Specifications
| Specification | GPT-5.1 | Qwen3 Coder Flash |
|---|---|---|
| Provider | OpenAI | Alibaba |
| Context Window | 400,000 tokens | 1,000,000 tokens |
| Agent Suitability | N/A | N/A |
| Time to First Token (TTFT) | N/A | N/A |
| Deployment Model | managed api | self hostable |
| Production Stability | stable | beta |
| API Available | Yes | Yes |
| Released Date | 2025-11-13 | 2025-09-17 |
API Pricing Comparison
Input Price per Million Tokens
GPT-5.1
$1.25
Qwen3 Coder Flash
$0.20
Output Price per Million Tokens
GPT-5.1
$10.00
Qwen3 Coder Flash
$0.97
Want to test both models live?
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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.
GPT-5.1 Quirks & Gotchas
No developer gotchas reported.
Qwen3 Coder Flash Quirks & Gotchas
No developer gotchas reported.