Fable 5.1 Costs 6x More Than GPT-5.6 in Three.js Generation Test

rohanpaul_ai · x · 2026-09-02

A test on AI/ML API compared Fable 5.1 and GPT-5.6 Sol using a 1-shot Three.js prompt. Fable 5.1 cost $5.69 versus $0.88 for GPT-5.6 Sol. The price gap reflects Fable's focus on scene density, generating detailed elements like waves, shoreline depth, thousands of crystals, and complex structures. GPT-5.6 Sol produced less detail but maintained consistent low-poly visuals across all outputs.

Related event: Fable 5.1 costs 6x more than GPT-5.6 Sol in Three.js test(2 posts)→

Original post →

More from Models

Models channel →