Is your site readable by an AI agent?

• agent-ready.dev implements the Vercel Agent Readability spec, plus an llmstxt.org conformance score and an accessibility pass.
• isitagentready.com five categories and a level, weighted towards protocol discovery.
• agentgrade.com 58 checks with a badge and a JSON API. Scores machine payments as a category, so a site with no reason to accept money scores low there.
• Lighthouse agentic browsing Google's own: llms.txt shape, WebMCP tools, the accessibility tree and layout stability.