Directory Assistants fetching for a user

Claude-User Agent

Acts for a person. Operated by anthropic.

Identity: Publishes its IP addresses.

How to recognise it

Published IP list: https://claude.com/crawling/bots.json
User agent contains Claude-User

Allow or block

To opt out, add to robots.txt:

User-agent: Claude-User
Disallow: /

With Double Agent

Sessions from Claude-User are labelled agent with agent_id: anthropic.claude-user, and tagged in your analytics. Nothing is blocked unless you choose to. Install: https://doubleagent.so/install.md

Source: https://support.claude.com/en/articles/8896518 · Operator docs: https://support.claude.com/en/articles/8896518