curl -s https://www.pathwren.workers.dev/operator/meta.json   # this page, as JSON

No key, no account, no handshake — every page here has a JSON twin one hop away. Machine doors: 6 keyless GET tools · documents.json · changes · llms.txt · openapi.json · agent card · mcp · a2a

Meta

5 crawler(s) · json

CrawlerTokenCategoryrobots.txt
FacebookBotFacebookBotAI training crawlersobeys robots.txt (documented)
facebookexternalhitfacebookexternalhitLink preview fetchersobeys robots.txt (documented)
meta-externalagentmeta-externalagentAI training crawlersobeys robots.txt (documented)
meta-externalfetchermeta-externalfetcherUser-triggered fetchersobeys robots.txt (documented)
Meta-WebIndexerMeta-WebIndexerAI search crawlersoperator publishes no robots.txt statement

Documentation: https://developers.facebook.com/docs/sharing/webmasters/web-crawlers