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arxiv_cs_lg · Nov 5, 2026 · paper

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AttnSR: Attention Step Reward for Long-Horizon Agentic RL

arxiv.orgNov 5, 2026
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In brief

Long-horizon LLM agents make multi-step decisions, yet outcome-reward-only reinforcement learning provides little direct supervision for individual steps. We introduce AttnSR, a step-level reward augmentation method t...

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AttnSR: Attention Step Reward for Long-Horizon Agentic RL

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