Chrome Just Made Every Website an AI Agent API — Here's How to Build For It
Chrome Just Made Every Website an AI Agent API — Here's How to Build For It Last week, Google dropped WebMCP into Chrome 146's early preview. If you haven't been paying attention, here's the short version: your website is about to become an API for AI agents — whether you planned for it or not. I've been building for this moment since January. What Actually Shipped Chrome 146 introduces WebMCP — a protocol that lets AI agents discover and interact with website capabilities the same way they'd call a tool in an MCP server. Two flavors: Declarative (HTML meta tags): You describe your site's capabilities in markup. Agents read it, understand what your site can do, and act accordingly. <head> <meta name= "mcp:tool" content= "search-products" /> <meta name= "mcp:description" content= "Search the product catalog by keyword, category, or price range" /> <meta name= "mcp:param:query" content= "string:Search keywords" /> <meta name= "mcp:param:category" content= "string:Product category filter"
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