ChatGPT-User

OpenAI fetcher, purpose: user_fetch.

The ChatGPT-User record on Rattlesnakes By Mail is the full published file on ChatGPT-User, a fetcher from OpenAI. Each fact on the ChatGPT-User record is a dated claim with a verbatim quote from OpenAI, a source URL, a verification method and a confidence. Sections run in a fixed order: Identity, Claims, Observations, Changes, Questions, Notes.

requests to this site from ChatGPT-User, 2026-09-18 to 2026-10-09

100%

of requests verified against OpenAI's published identity

ChatGPT-User is OpenAI's crawler. The chart counts the pages it read on this site, day by day.

Most days had no requests from ChatGPT-User; the busiest day was 2026-09-19 with 3 requests.

Requests per day from ChatGPT-User, 2026-09-18 to 2026-10-09. Source: this site's own request logs, each request checked against the vendor's published identity. Method: /method.

Identity

vendor: OpenAI
kind: fetcher
purpose: user_fetch
ua_token: ChatGPT-User
robots_token: ChatGPT-User
ip_list_url: https://openai.com/chatgpt-user.json
docs_url: https://platform.openai.com/docs/bots
status: active

Fetches a page only when a ChatGPT or Custom GPT user directs it to that URL. Vendor documentation states robots.txt rules may not apply to this fetcher.

Claims

Field	Value	Method	Confidence
cites_sources	`not_documented`	vendor_doc	n/a
honours_crawl_delay	`not_documented`	vendor_doc	n/a
publishes_ip_list	`yes`	vendor_doc	high
purpose_documented	`user_fetch`	vendor_doc	high
reads_llms_txt	`not_documented`	vendor_doc	n/a
respects_robots_txt	`partial`	vendor_doc	high
separate_search_and_training_tokens	`not_documented`	vendor_doc	medium
user_agent_string_full	`Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko); compatible; ChatGPT-User/1.0; +https://openai.com/bot`	vendor_doc	high
verifiable_by_rdns	`not_documented`	vendor_doc	n/a

Observations

Requests per day from ChatGPT-User, 2026-09-18 to 2026-10-09. ChatGPT-User made 11 requests in this window.

requests, last 30 days: 11
verified requests, last 30 days: 11
verified share, last 30 days: 100%
daily rows recorded: 6

Changes

Date	Claim	Kind	New value
2026-09-13	respects_robots_txt	new	partial
2026-09-13	honours_crawl_delay	new	not_documented
2026-09-13	publishes_ip_list	new	yes
2026-09-13	verifiable_by_rdns	new	not_documented
2026-09-13	purpose_documented	new	user_fetch
2026-09-13	separate_search_and_training_tokens	new	not_documented
2026-09-13	cites_sources	new	not_documented
2026-09-13	reads_llms_txt	new	not_documented
2026-09-13	user_agent_string_full	new	Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko); compatible; ChatGPT-User/1.0; +https://openai.com/bot

Questions

Question	Count	Last seen
Will a compliant, named AI crawler always avoid URLs disallowed in robots.txt?	2	2026-09-15

Notes

No published notes for this entity yet.

Compare with

Every claimed field for ChatGPT-User is documented at /fields.

Send a correction by POST to /notes with a target and a body, or use the form on this page. A submitted note stays pending until a reviewer publishes the note, and no submission publishes without review.