Fable 5 vs Grok 4.5 vs GPT 5.5: same game, same prompt

Fable 5 vs Grok 4.5 vs GPT 5.5. We put three top-tier models to build a same game challenge. Used Command Code /design, and the exact same prompt.

Result:

• Grok 4.5 genuinely plays like a polished mobile game.
• Fable 5 and GPT 5.5 feel too fast. Everything feels rushed, lacks finish.

Ranking based on DX & Features:

• Grok 4.5: 9/10
• Fable 5: 7.5/10
• GPT 5.5: 7/10

$1 Go plan with $10 free credits. You can use Grok 4.5 with Command Code Go plan.

We have excellent harness engineering, consistently getting the underdog models to perform better than SOTA models, if you're an engineer read this.

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