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Claude-User

by Anthropic

AI answers AI UA + IP range

Fetches a page when a user asks an assistant to answer with fresh web context.

User-triggered fetches when Claude opens a page to answer a person.

What it usually means

A person asked an AI assistant a question, and the assistant fetched this URL to answer with fresh context or citations.

How to identify it

User-Agent tokens
claude-user
robots.txt stanza
User-agent: Claude-User

How it's verified

Published IP-range endpoints
Currently loaded ranges (sample) Refreshed Jul 20, 2026
216.73.216.0/2234.162.230.222/3234.162.244.71/3234.162.191.81/3234.150.241.79/3234.85.172.162/3235.245.175.129/3234.182.222.37/3234.186.108.163/3235.245.89.239/32

1 IP source configured

Anthropic's page for Claude-User

Sources

More from Anthropic

Claude-SearchBot

Anthropic crawler that discovers and refreshes content for Claude search.

ClaudeBot

Anthropic crawler collecting public content that may be used to improve Claude.

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DuckAssistBot
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DuckDuckGo real-time crawler for AI-assisted answers with citations.

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