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News/Harness-1: Reinforcement Learning for Search Agents with State-Externalizing Harnesses
arxiv
PublishedJune 2, 2026 at 4:00 AM

Harness-1: Reinforcement Learning for Search Agents with State-Externalizing Harnesses

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arXiv:2606.02373v1 Announce Type: new Abstract: Search agents are often trained as policies over growing transcripts: the model must decide how to search while also remembering what it has seen, which evidence is useful, which constraints remain open, and which claims have actually been checked. We

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