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ChatGPT-User/1.0

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ChatGPT-User/1.0 is a user agent employed by OpenAI's ChatGPT to facilitate on-demand web browsing on behalf of users. Unlike standard web crawlers that scan the web automatically, ChatGPT-User interacts directly when invoked by a user, fetching relevant information to enhance the AI's responses. ( medium.com ) Identification Details: User Agent Token: ChatGPT-User Full User-Agent String: Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko); compatible; ChatGPT-User/1.0; + https://openai.com/bot Functionality: When a user poses a query, ChatGPT utilizes ChatGPT-User to retrieve pertinent information from the web. The fetched content is then paraphrased, summarized, or abstracted to provide a concise answer, accompanied by a link to the original source. This process ensures that the AI's responses are both accurate and up-to-date. ( medium.com ) Website Access Configuration: Website owners can control ChatGPT-User's access through their site's robots.txt file: Granting Full Access: Selective Access: Blocking Access: Implementing these directives allows website owners to manage how ChatGPT-User interacts with their content. ( medium.com ) For more information, you can visit OpenAI's official page:

Undecided
Assessment
Uncategorized
Category
Bot
Kind
1
Data sources
Community-sourced entry - not yet independently verified or researched.

Identification

Bot name
ChatGPT-User/1.0
Category
Uncategorized
Verification
Community-sourced
User-agent string
Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko); compatible; ChatGPT-User/1.0; +https://openai.com/bot

IP ranges

Requests from ChatGPT-User/1.0 originate from these published ranges. For strict verification, match the source IP against this list in addition to checking the user-agent and reverse-DNS.

Showing 24 of 1858 ranges

Block or allow ChatGPT-User/1.0

Block it

Add a Disallow rule for Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko); compatible; ChatGPT-User/1.0; +https://openai.com/bot in your robots.txt file. You can also block at the server level using your web server configuration or CDN firewall rules to filter requests matching the user-agent string.

# Block ChatGPT-User/1.0 from crawling your entire site
User-agent: Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko); compatible; ChatGPT-User/1.0; +https://openai.com/bot
Disallow: /

# Allow ChatGPT-User/1.0 full access
User-agent: Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko); compatible; ChatGPT-User/1.0; +https://openai.com/bot
Allow: /
Allow & verify

Ensure your robots.txt allows Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko); compatible; ChatGPT-User/1.0; +https://openai.com/bot. Verify requests by checking the user-agent string.

Data sources

This profile is compiled from the following sources.

CrawlersDatabase
Last updated September 22, 2026

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