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The Madison Avenue Field GuideA field guide to marketing & advertising, by Brandon Mina

GlossaryAI Search & EmergingChatGPT-User

AI Search & Emerging

ChatGPT-User

OpenAI user agent that fetches a page live when a person or custom GPT asks ChatGPT to visit it; OpenAI says robots.txt may not apply.

By Brandon MinaCEO, BrandPilot AIUpdated November 2026

Short answer

ChatGPT-User is an OpenAI user agent that fetches a web page live when a person, or a custom GPT, asks ChatGPT to visit it. It acts on a user's request rather than crawling automatically. OpenAI says robots.txt rules may not apply to these user-initiated fetches, which differ from its training crawler.