WebMCP Validator

Instantly check any website's WebMCP & AI agent readiness. Auto-scans as you browse. Full reports at webmcpworld.com WebMCP Validator is the fastest WebMCP Ready Checker to check if any website is ready for AI agents using the new Web MCP / WebMCP standard (Chrome 146+).

WHAT IS WebMCP? WebMCP (Web Model Context Protocol) is a new W3C standard shipped in Chrome 146 that lets AI agents read, understand and interact with websites. Sites without WebMCP are invisible to AI agents, browser assistants, and automated workflows.

HOW IT WORKS Simply click the extension icon on any webpage and then click the Scan Webpage button. WebMCP Validator automatically detects the current URL and runs a full 19-point compliance audit — making it a powerful WebMCP Ready Checker with no copy-pasting URLs needed.

WHAT IT CHECKS

• HTTPS & server infrastructure
• AI agent access (robots.txt, llms.txt, X-Robots-Tag)
• Declarative WebMCP attributes (toolname, tooldescription, toolaction)
• Imperative WebMCP API (navigator.modelContext, registerTool)
• /.well-known/webmcp discovery manifest
• Chrome Prompt API / Built-in Gemini Nano (window.ai)

WHAT YOU GET