GPT-5.6, Grok 4.5, Claude, and Muse Spark compared building 4 apps

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A developer benchmark published on tryai.dev pitted four AI coding models — GPT-5.6, Grok 4.5, Claude, and Muse Spark — against each other by having each build the same four applications. The test aimed to evaluate real-world coding capability across leading AI tools. The comparison was shared on Hacker News, where it attracted modest early attention with 12 points and 2 comments. Such head-to-head build-offs are increasingly used by developers to assess practical differences between AI models beyond standard benchmarks.

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