{"type": "article", "title": "Built-In Tools vs. Custom Tools in LLM Agents", "publisher": "Web Pulse", "url": "https://wpnews.pro/news/built-in-tools-vs-custom-tools-in-llm-agents", "original_source": "https://www.vincentschmalbach.com/built-in-tools-vs-custom-tools-llm-agents/", "published": "2026-09-15T13:25:42+00:00", "accessed": "2026-09-15", "id": "built-in-tools-vs-custom-tools-in-llm-agents"}