Claude for Chrome
Operated by Anthropic
User-directed agent
Direct access
What it does
Runs inside the user's own Chrome profile and session, acting on the page in front of them.
How to identify it
- User agent
- None published. This agent is not distinguishable from an ordinary browser at the user agent layer.
- Request signing
- No Web Bot Auth directory published.
- IP ranges
- Not published.
- robots.txt
- Not documented.
- First seen
- 2025-08
Worth knowing
There is nothing for an origin server to see. The traffic carries the user's own address, cookies and session, so it is architecturally indistinguishable from the person using the browser. Controls are user side and administrator side allowlists, not server side rules.