Sonnet 5, Fable 5, GPT-5.5, Gemini face off on Three.js benchmark

A Reddit comparison test pits Claude Sonnet 5, Fable 5, GPT-5.5, and Gemini on a cyberpunk alley scene in Three.js using a single prompt with no edits. All models received identical 10-second camera dolly and instructions, making code quality the only variable.