{"rule_id":"AB-003","category":"discovery","icon":"🧭","title":"Agent Guide","short_description":"Your site has a dedicated guide that tells AI agents what you offer and how to interact.","user_value":"An agent guide is your front door for AI visitors. Without it, agents don't know what your site does.","wrong_example":"No agent guide. AI agents have to guess what your site is about.","right_example":"A clear guide explains your services, capabilities, and how to interact.","effort_hint":"moderate","estimated_cost":"$10-50","severity":"high","pillar":"discovery","version":"1.1.0","counted_in_score":true,"check":{"type":"http_fetch","target":"/.well-known/agent-guide.json"},"fix":{"eligible":true,"type":"deterministic","note":"Scaffold an agent-guide endpoint at /.well-known/agent-guide.json (JSON) or /agent-guide (Markdown/HTML) with required fields present but unfilled (status: draft); does not invent capability data"},"checklist_anchor":"#AB-003","checklist_url":"/agent-readiness-checklist#AB-003","html_url":"/rules/AB-003","json_url":"/rules/AB-003.json","related_rules":[{"rule_id":"AB-001","title":"Robots.txt File","category":"discovery"},{"rule_id":"AB-002","title":"Sitemap File","category":"discovery"},{"rule_id":"AB-014","title":"LLMs.txt File","category":"discovery"},{"rule_id":"AB-061","title":"Link Relationships","category":"discovery"},{"rule_id":"AB-062","title":"API Catalog","category":"discovery"},{"rule_id":"AB-066","title":"Content Signals","category":"discovery"},{"rule_id":"AB-068","title":"DNS Agent Discovery","category":"discovery"},{"rule_id":"AB-110","title":"Blog articles in AI sitemap","category":"discovery"},{"rule_id":"AB-111","title":"Crawl-delay directive in robots.txt","category":"discovery"},{"rule_id":"AB-113","title":"LLM policy file","category":"discovery"}]}