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How I built Refract: a live arena where two LLMs fight in GLSL

This story is from 2026-09-22. It is preserved in the archive; the latest stories are on the live feed.

Two models get the same prompt. Each writes a shader. Your GPU is the judge — and the error log is the commentator. The idea Benchmarks tell you a model "scores 82 on HumanEval." That's abstract. Refract makes model quality visible : one canvas alive with an animated neon tunnel, the other black wi…

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  1. 2026-09-22 17:56 · DEV Community — AI
    How I built Refract: a live arena where two LLMs fight in GLSL

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