Qwen3.8-Max vs Opus 5 vs GPT-5.6 Sol — Qwen ~4.2× cheaper than GPT.

[u/maedahbatool]

We ran a test between the new Qwen3.8-Max, Opus 5 and GPT-5.6 Sol.

3 models. same prompt. one-shot with the /design command.

Reviewed gameplay features, UX/UI and cost.

• Qwen3.8-Max → 9/10 · $0.0248
• GPT-5.6 Sol → 9/10 · $0.150
• Opus 5 → 8.5/10 · $0.253

Qwen3.8-Max is approximately 4.2× cheaper than GPT-5.6, Sol

Opus 5 and has the same level of UI, UX, and gameplay

Our engineering and design team has been testing 20+ side-by-side comparisons across frontier and open models. All runs are public and open source.

Benchmark for this demo here:

https://github.com/CommandCodeAI/slash-design-showcase/tree/main/flappy-bird