{"rule_id":"AB-165","category":"discovery","icon":"📡","title":"Agent feeds (JSON Feed 1.1 / RSS 2.0)","short_description":"Your site serves structured JSON Feed 1.1 or RSS 2.0 feeds at common paths like /agents.json, /jobs.rss, or /feed.json.","user_value":"AI agents can subscribe to your feeds instead of polling, enabling efficient discovery of new tasks, jobs, or marketplace items.","wrong_example":"GET /agents.json → 404","right_example":"{\"version\":\"https://jsonfeed.org/version/1.1\",\"items\":[{\"id\":\"task-1\",\"title\":\"New task\"}]}","effort_hint":"moderate","estimated_cost":"$0","severity":"low","pillar":"discovery","version":"1.0.0","counted_in_score":true,"check":{"type":"semantic_validation","sources":["agent_feeds"]},"fix":{"eligible":true,"type":"deterministic","note":"Serve a JSON Feed 1.1 (version field starting with https://jsonfeed.org/) or RSS 2.0 (<rss> root with <channel>) at common paths like /agents.json, /jobs.rss, or /feed.json"},"checklist_anchor":"#AB-165","checklist_url":"/agent-readiness-checklist#AB-165","html_url":"/rules/AB-165","json_url":"/rules/AB-165.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-003","title":"Agent Guide","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"}]}