{"type": "article", "title": "Automatic Hard Example Synthesis with Multi-Level Agentic Data Curation", "publisher": "Web Pulse", "url": "https://wpnews.pro/news/automatic-hard-example-synthesis-with-multi-level-agentic-data-curation", "original_source": "https://arxiv.org/abs/2607.14256", "published": "2026-07-17T04:00:00+00:00", "accessed": "2026-07-17", "id": "automatic-hard-example-synthesis-with-multi-level-agentic-data-curation"}