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Claude Opus 5.5 Tops Google Cloud's New Professional Engineering Benchmark

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Claude Opus 5.5 topped Google Cloud's new Physical-Engineering's Last Exam (PLE) benchmark with a score of 48.3%, followed by GPT 6 Astra at 45.8%, Gemini 4 Argon at 40.6%, and Grok 4.7 at 30.1%. The benchmark comprises 85 tasks in mechanical, civil, electrical, and structural engineering requiring professional deliverables that meet building-code and physics requirements.

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