RWE-Bench: GPT-6 Astra leads real-world engineering eval at 37%, most models score 0%

wavefnx · x · 2026-10-28

Xplore launched the RWE-Bench leaderboard, scoring 11 frontier models on 20 real physical engineering tasks—engine component design, circuit board routing, turbine vane flow simulation—with physics solvers requiring every engineer-set requirement to pass. GPT-6 Astra leads at 37%, followed by Claude Opus 5.5 (29%), GPT-6.1 Sol (25%), Gemini 4 Argon (12%), Claude Fable 5.1 (7%), and Kimi K3.1 Pro (1%), while DeepSeek, GLM-5.3, Grok 4.7, Muse Wonder, and Qwen3.8 Max all scored 0%. Cost per run ranges from $1.03 (DeepSeek) to $97.57 (Claude Fable). Commenter wavefnx notes results are task-dependent: all models make basic architecture mistakes without precise steering.

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