---
title: "What is Claude-User? Anthropic's Bot Explained | Kitbase"
description: "User-triggered fetches when Claude opens a page to answer a person. How to identify and verify it, and what its traffic means for your site."
canonical: https://kitbase.dev/bot-directory/claude-user
---

[Home](/) [Bot Directory](/bot-directory) Claude-User

# 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`

Free tools

[Verify a Claude-User request](/tools/bot-verifier?ua=claude-user) [Check if your site allows Claude-User](/tools/ai-crawler-access-checker)

## How it's verified

Published IP-range endpoints

-   [https://claude.com/crawling/bots.json](https://claude.com/crawling/bots.json)

Currently loaded ranges (sample) Refreshed Sep 4, 2026

`216.73.216.0/22``34.162.230.222/32``34.162.244.71/32``34.162.191.81/32``34.150.241.79/32``34.85.172.162/32``35.245.175.129/32``34.182.222.37/32``34.186.108.163/32``35.245.89.239/32`

1 IP source configured

[Anthropic's page for Claude-User](https://support.claude.com/en/articles/8896518-does-anthropic-crawl-data-from-the-web-and-how-can-site-owners-block-the-crawler)

## Sources

-   [Anthropic crawler docs](https://support.claude.com/en/articles/8896518-does-anthropic-crawl-data-from-the-web-and-how-can-site-owners-block-the-crawler)
-   [Published IP ranges](https://claude.com/crawling/bots.json)

## More from Anthropic

[

Claude-SearchBot

Anthropic crawler that discovers and refreshes content for Claude search.

](/bot-directory/claude-searchbot)[

ClaudeBot

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

](/bot-directory/claudebot)

## Similar bots

[

Amzn-User

Amazon

User-triggered Amazon fetches for fresh answers in products such as Alexa.

](/bot-directory/amzn-user)[

ChatGPT-User

OpenAI

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

](/bot-directory/chatgpt-user)[

Copilot

Microsoft

User-triggered Microsoft Copilot fetches for AI answers.

](/bot-directory/copilot)[

DuckAssistBot

DuckDuckGo

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

](/bot-directory/duckassistbot)

## See if Claude-User has visited your site

Kitbase verifies and tracks bot and AI crawler traffic separately from human visitors, so you know exactly who's hitting your site.

[Start Free Trial](https://app.kitbase.dev/signup)