HORIZON

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First seen: Apr 15, 2026Last active: 3h ago

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Research MilestoneApr 15, 2026
Research paper introduces the HORIZON benchmark for diagnosing long-horizon failures in LLM agents like GPT-5 and Claude.
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Claude AI
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GPT-5
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HORIZON Benchmark Diagnoses Long-Horizon Failures in GPT-5 and Claude Agents
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A new benchmark called HORIZON systematically analyzes where and why LLM agents like GPT-5 and Claude fail on long-horizon tasks. The study collected
3h ago80 relevance

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