---
title: "OpenAI updates the ChatGPT-User IP list | Agent Ready Crawlers"
description: "OpenAI updates the ChatGPT-User IP list. openai.com/chatgpt-user.json carried creationTime 2026-10-27 when read on 2026-11-04."
canonical: https://agentreadycrawlers.com/news/2026-10-27-openai-updates-the-chatgpt-user-ip-list
site: "Agent Ready Crawlers"
last_updated: 2026-11-04
date: 2026-10-27
section: "News"
---

# OpenAI updates the ChatGPT-User IP list | Agent Ready Crawlers

> OpenAI updates the ChatGPT-User IP list. openai.com/chatgpt-user.json carried creationTime 2026-10-27 when read on 2026-11-04.

Source: https://agentreadycrawlers.com/news/2026-10-27-openai-updates-the-chatgpt-user-ip-list
Site: Agent Ready Crawlers
Last reviewed: 2026-11-04

News from 2026-10-27

# OpenAI updates the ChatGPT-User IP list

In short

27 October 2026: OpenAI updates the ChatGPT-User IP list. openai.com/chatgpt-user.json carried creationTime 2026-10-27 when read on 2026-11-04. WAF allowlists built from earlier copies may miss new prefixes; OpenAI recommends allowing its published ranges. ChatGPT-User is OpenAI's live answer fetcher. Rows affected in this site: ChatGPT-User.

openai.com/chatgpt-user.json carried creationTime 2026-10-27 when read on 2026-11-04. WAF allowlists built from earlier copies may miss new prefixes; OpenAI recommends allowing its published ranges.

Primary source [openai.com/chatgpt-user.json](https://openai.com/chatgpt-user.json), read 2026-11-04.

## Where it stands in the Index

[ChatGPT-User](https://agentreadycrawlers.com/crawlers/chatgpt-user/)

OpenAI, live answer fetch. Token `ChatGPT-User`. Verification: ip list. Refused by 9.7% of top-10,000 sites.

[All news](https://agentreadycrawlers.com/news/).

## Sources

-   [openai.com: chatgpt user (JSON)](https://openai.com/chatgpt-user.json) read 2026-11-04

Last reviewed 2026-11-04