{"type": "article", "title": "My MCP Tool's Empty-Payload Guard Checks Whether You Passed a Field. It Never Checked Whether the Field Would Actually Change Anything.", "publisher": "Web Pulse", "url": "https://wpnews.pro/news/my-mcp-tool-s-empty-payload-guard-checks-whether-you-passed-a-field-it-never-the", "original_source": "https://dev.to/enjoy_kumawat/my-mcp-tools-empty-payload-guard-checks-whether-you-passed-a-field-it-never-checked-whether-the-1fi2", "published": "2026-08-13T03:44:36+00:00", "accessed": "2026-08-13", "id": "my-mcp-tool-s-empty-payload-guard-checks-whether-you-passed-a-field-it-never-the"}