Model comparison
GPT-5 Pro vs Qwen3.6 Flash
GPT-5 Pro is the stronger model overall, scoring 46.4 to 38.8 on the Noometry Index. Qwen3.6 Flash costs 98× less per token, which makes it the better buy when GPT-5 Pro's lead doesn't matter for your workload.
Last verified . 4 shared benchmarks.
Alibaba (Qwen)Summary
- They share 4 benchmarks with published results for both. GPT-5 Pro scores higher in 3 categories and Qwen3.6 Flash in 0 categories; 3 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where GPT-5 Pro leads 56.7 to 42.1.
- The biggest single-benchmark swing is FrontierMath (Tiers 1-3): 55.8% for GPT-5 Pro and 22.5% for Qwen3.6 Flash.
- Qwen3.6 Flash is cheaper at $0.19 / $1.13 per million input/output tokens, against $15 / $120 for GPT-5 Pro.
- Qwen3.6 Flash accepts more context: 1M tokens versus 400K.
Side by side
| GPT-5 Pro | Qwen3.6 Flash | |
|---|---|---|
| Provider | OpenAI | Alibaba (Qwen) |
| Noometry Index | 46.4 | 38.8 |
| Released | 2025-10-06 | 2026-04-27 |
| Weights | Proprietary | Proprietary |
| Context window | 400K | 1M |
| Max output | 272K | 66K |
| Input $ / M tokens | $15 | $0.19 |
| Output $ / M tokens | $120 | $1.13 |
| Results tracked | 12 | 13 |
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Category by category
Coding Not comparable
GPT-5 Pro: 44.0 (#80), Qwen3.6 Flash: —
Reasoning GPT-5 Pro leads
GPT-5 Pro: 38.9 (#62), Qwen3.6 Flash: 29.0 (#96)
| Benchmark | GPT-5 Pro | Qwen3.6 Flash |
|---|---|---|
| SimpleBench | 61.6% | 35.2% |
| Epoch Capabilities Index | 150.28 | 143.26 |
| ARC-AGI-2 | 18.3% | — |
| Kagi LLM Benchmark | 76.8% | — |
| ARC-AGI-1 | 70.2% | — |
| Chess Puzzles | — | 20% |
| EnigmaEval | 18.8% | — |
| Mystery Game Puzzles | — | 18% |
| DTBench | — | 77.1% |
| LMCA | — | 31% |
Math GPT-5 Pro leads
GPT-5 Pro: 48.5 (#63), Qwen3.6 Flash: 39.0 (#117)
| Benchmark | GPT-5 Pro | Qwen3.6 Flash |
|---|---|---|
| FrontierMath (Tiers 1-3) | 55.8% | 22.5% |
| FrontierMath Tier 4 (v1) | 14.6% | 0% |
| FrontierMath Tier 4 | 19.5% | — |
| OTIS Mock AIME 2024-2025 | — | 84.4% |
| FrontierMath (Feb 2025 set) | — | 10.3% |
Knowledge GPT-5 Pro leads
GPT-5 Pro: 56.7 (#42), Qwen3.6 Flash: 42.1 (#100)
| Benchmark | GPT-5 Pro | Qwen3.6 Flash |
|---|---|---|
| GPQA Diamond | — | 83.3% |
| Humanity's Last Exam | 31.6% | — |
| SimpleQA Verified | — | 15.9% |
Frequently asked questions
Is GPT-5 Pro better than Qwen3.6 Flash?
GPT-5 Pro is the stronger model overall, scoring 46.4 to 38.8 on the Noometry Index. Qwen3.6 Flash costs 98× less per token, which makes it the better buy when GPT-5 Pro's lead doesn't matter for your workload.
Which is cheaper, GPT-5 Pro or Qwen3.6 Flash?
Qwen3.6 Flash is cheaper. It lists at $0.19 per million input tokens and $1.13 per million output tokens; GPT-5 Pro lists at $15 and $120.
Which has the bigger context window?
Qwen3.6 Flash does, with 1M tokens against 400K.
How many benchmarks do GPT-5 Pro and Qwen3.6 Flash share?
4 benchmarks have published results for both models. GPT-5 Pro has 12 scored results on Noometry and Qwen3.6 Flash has 13.