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DRACO: Sending Long-Horizon Agent Credit Back to the Steps

Advanced Agent runtime, safety, and evaluation

Agent Training and Rewards: Part 1 , Note: Sep 9, 2026 , Paper: 2026 , AI Engineering

A source-grounded reading of DRACO (arXiv:2609.04094): dynamic per-trajectory rubrics create an outcome-blind reward, then a closed-form rule redistributes GRPO advantage to the steps cited by the judge.

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