Perplexity AI

Perplexity-User

Real-time content retriever triggered when a user query requires fetching live content from a webpage.

Purpose: Real-time content fetching for user queries

Quick Facts

Respects robots.txt
May ignore
Last Updated
2025-05
Official Documentation

📊 Popularity & Traffic

User-initiated; robots.txt rules may be ignored for direct user requests.

🤖 User Agent Strings

Use these patterns to identify Perplexity-User in your server logs or configure your robots.txt file.

Perplexity-User

May ignore robots.txt

Fetches pages on-demand during Perplexity queries

Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko); compatible; Perplexity-User/1.0

🌐 IP Ranges

Source: Official JSON file
Official source file

No specific IP ranges published. Identify this bot using the User Agent strings above.

📝 Robots.txt Configuration

Add the following to your robots.txt file to block Perplexity-User:

User-agent: Perplexity-User
Disallow: /

💡 Important Notes

  • Not for broad crawling - responds to specific user queries
  • Similar to how a browser fetches a page when you click a result
  • Blocking prevents Perplexity from quoting your content in answers
Beyond blocking crawlers

See what AI is saying about your brand

Understanding crawlers is step one. With Aiso, you can see the actual conversations happening about your brand inside ChatGPT, Claude, and Perplexity.