{"type": "article", "title": "What Does Multi-Harness RL Learn? Credit Assignment and Portability in Coding Agents", "publisher": "Web Pulse", "url": "https://wpnews.pro/news/what-does-multi-harness-rl-learn-credit-assignment-and-portability-in-coding", "original_source": "https://arxiv.org/abs/2609.04518", "published": "2026-09-07T04:00:00+00:00", "accessed": "2026-09-07", "id": "what-does-multi-harness-rl-learn-credit-assignment-and-portability-in-coding"}