{"type": "article", "title": "MCP Protocol Deep-Dive: How Tool Discovery Actually Works Under the Hood", "publisher": "Web Pulse", "url": "https://wpnews.pro/news/mcp-protocol-deep-dive-how-tool-discovery-actually-works-under-the-hood", "original_source": "https://dev.to/robertpelloni/mcp-protocol-deep-dive-how-tool-discovery-actually-works-under-the-hood-13cf", "published": "2026-07-13T15:47:10+00:00", "accessed": "2026-07-14", "id": "mcp-protocol-deep-dive-how-tool-discovery-actually-works-under-the-hood"}