About
OpenAI's primary web crawler used to gather training data for GPT models. One of the most active AI crawlers on the web, GPTBot indexes pages to improve AI model quality and safety.
Purpose
AI model training data collection
User Agent String
Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; GPTBot/1.2; +https://openai.com/gptbot)
How to Control in robots.txt
🚫 Block GPTBot
User-agent: GPTBot Disallow: /
✅ Allow GPTBot
User-agent: GPTBot Allow: /
Complete Guide: How to Block GPTBot
Server-level blocking, nginx configs, Cloudflare rules, Next.js middleware, and more →
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