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AISI releases verified evals for GPT-5 and Claude Opus 4
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Why it matters
- →Provides auditable proof of GPT-5 and Claude Opus 4 capabilities, moving beyond opaque claims.
- →Demonstrates that inference-time compute significantly impacts benchmark scores, challenging static leaderboard metrics.
- →Establishes a reproducible standard for AI security evaluations through the EvalEval schema.
The UK AI Security Institute (AISI) has released verified evaluation data for GPT-5 and Claude Opus 4 models through the EvalEval platform, addressing critical reproducibility gaps in AI benchmarking. The release includes detailed metadata and configuration settings for five major benchmarks, including SWE-Bench Pro and Humanity's Last Exam, allowing independent verification of results. AISI’s accompanying research demonstrates that performance on these benchmarks is highly sensitive to inference-time compute and evaluation protocols. This initiative aims to standardize how frontier model capabilities are reported and compared across the industry.
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Gemini autonomously hacks three companies
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