Meta-ExternalAgent
Meta · training
- name
- Meta-ExternalAgent
- operator
- Meta
- purpose
- training
- ua_substring
- meta-externalagent
- robots_token
- meta-externalagent
- respects_robots
- yes
- verify
- Meta publishes crawler IP ranges; confirm against those
- notes
- Crawls content to train Meta's Llama models and AI products.
- canonical_name
- Meta-ExternalAgent
- user_agent_token
- meta-externalagent
- ua_full
- — verify-against-primary-at-build ↗ https://developers.facebook.com/docs/sharing/webmasters/crawler
- bot_type
- training
- bot_type_extension
- —
- opt_out_mechanism
- robots.txt disallow (User-agent: meta-externalagent)
- published_ip_range_url
- — verify-against-primary-at-build ↗ https://developers.facebook.com/docs/sharing/webmasters/crawler
- asn
- — verify-against-primary-at-build ↗ https://developers.facebook.com/docs/sharing/webmasters/crawler
- reverse_dns_suffix
- — verify-against-primary-at-build ↗ https://developers.facebook.com/docs/sharing/webmasters/crawler
- supports_web_bot_auth
- — verify-against-primary-at-build ↗ https://developers.facebook.com/docs/sharing/webmasters/crawler
- signature_agent_domain
- — verify-against-primary-at-build ↗ https://developers.facebook.com/docs/sharing/webmasters/crawler
- jwks_url
- — verify-against-primary-at-build ↗ https://developers.facebook.com/docs/sharing/webmasters/crawler
- verification_methods
user-agent-match- crawl_traffic_share
- — verify-against-primary-at-build ↗ https://radar.cloudflare.com/bots
- targeted_content_type
- HTML, text
- documentation_url
- https://developers.facebook.com/docs/sharing/webmasters/crawler
- first_seen_date
- — verify-against-primary-at-build ↗ https://developers.facebook.com/docs/sharing/webmasters/crawler
- last_verified_date
- 2026-06-15
- block_vs_allow_recommendation
- conditional — training crawler for Llama/Meta AI; allow to be represented, block via robots.txt to opt out. No authoritative IP file makes strict verification harder; rate-limit at the edge if needed.
- citation_referral_value
- low (training; does not itself cite or refer)
- cloudflare_verified_category
- — verify-against-primary-at-build ↗ https://radar.cloudflare.com/bots/directory/meta-externalagent
- status
- active
- triples
["Meta-ExternalAgent","operated_by","Meta"]["Meta-ExternalAgent","has_bot_type","training"]["Meta-ExternalAgent","verified_via","user-agent-match"]- attribute_sources
{"claims":["robots_token","documentation_url","respects_robots"],"source":"https://developers.facebook.com/docs/sharing/webmasters/crawler","last_verified":"2026-06-15"}