{"type": "article", "title": "Can LLMs Engineer Their Own Agent Harness? ByteDance Seed’s HarnessDev Says Only 34 of 64 Changes Generalize", "publisher": "Web Pulse", "url": "https://wpnews.pro/news/can-llms-engineer-their-own-agent-harness-bytedance-seeds-harnessdev-says-only", "original_source": "https://www.marktechpost.com/2026/09/11/can-llms-engineer-their-own-agent-harness-bytedance-seeds-harnessdev-says-only-34-of-64-changes-generalize/", "published": "2026-09-11T22:01:08+00:00", "accessed": "2026-09-11", "id": "can-llms-engineer-their-own-agent-harness-bytedance-seeds-harnessdev-says-only"}