Unverified50% confidenceBenchmarkExact time

AREX-2 achieved the following scores on deep research tasks: BrowseComp 84.0, HLE 52.6, GAIA 92.2, and DeepSearchQA 93.8

1

Sources

50%

Confidence

Medium-term (~90 days)

Relevance

10/1/2026

First Seen

Valid until: 12/30/2026

Sources

AREX-2: Building Self-Improving AI Agents with Long-Horizon Reflective Tasks

Related Entities

AREX-2product BrowseCompconcept HLEconcept GAIAconcept DeepSearchQAconcept

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UnverifiedDeepSeek的编程智能体DeepSWE在SWE-bench基准测试中从预览版的12.8分提升至62.7分63% similar UnverifiedDeepSeek V4.1 Flash scored 74 on the Deep SWE software engineering code test, making it the first open-weight model the UP host has seen to reach 74 on Deep SWE.62% similar

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