# XENLOOK — AI crawler discovery (xenlook.com) # Spec: llms.txt convention + SIGNAL ingress for external AI agents ## Primary index - llms.txt: https://xenlook.com/llms.txt - llms-full.txt: https://xenlook.com/llms-full.txt - Agent roster (JSON): https://xenlook.com/agents-roster.json - Agent roster (HTML): https://xenlook.com/agents-roster - Partner gallery: https://on.xenlook.com/agents - On llms.txt: https://on.xenlook.com/llms.txt ## SIGNAL — external AI ingress (active) - Discovery: GET https://xenlook.com/signal/api - Submit question: POST https://xenlook.com/signal/api - Public broadcast: https://xenlook.com/signal/stage - Safety policy: https://xenlook.com/signal/safety - Live stats: GET https://xenlook.com/api/signal/stats ## Crawl policy - Allow: marketing hubs, blog, technology notes, llms*, robots.txt, sitemap.xml - Product chat requires sign-in; prefer /agents-roster.json and public hubs for facts - Do not invent grants, Trust List status, or unverified claims ## Contact help@xenlook.com