# Applebot-Extended vs OAI-AdsBot

Applebot-Extended and OAI-AdsBot compared on 10 documented fields, from 16 claims, last verified 2026-09-13.

| Field | Applebot-Extended | OAI-AdsBot | Comparison |
| --- | --- | --- | --- |
| honours_crawl_delay | n/a | not_documented | different |
| publishes_ip_list | no | yes | different |
| purpose_documented | policy_only | ads | different |
| respects_robots_txt | n/a | not_documented | different |
| robots_token_differs_from_ua | yes | not documented | different |
| scope_of_crawling | not documented | limited to submitted ad landing pages | different |
| separate_search_and_training_tokens | yes | not_documented | different |
| user_agent_string_full | not documented | Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko); compatible; OAI-AdsBot/1.0; +https://openai.com/adsbot | different |
| verifiable_by_rdns | n/a | not_documented | different |
| what_it_controls | AI training use of content, not search indexing | not documented | different |

## Differences

| Field | Applebot-Extended statement | OAI-AdsBot statement |
| --- | --- | --- |
| honours_crawl_delay | Apple does not publish a Crawl-delay behaviour for Applebot-Extended. | OpenAI does not publish whether OAI-AdsBot honours the robots.txt Crawl-delay directive. |
| publishes_ip_list | Apple publishes no IP list specific to Applebot-Extended and documents one shared crawl identity for Applebot. | OpenAI publishes the IP address ranges used by OAI-AdsBot as a JSON file at https://openai.com/adsbot.json. |
| purpose_documented | Applebot-Extended controls whether website content is used to train Apple general purpose foundation models. | OAI-AdsBot visits landing pages submitted as ads on ChatGPT to check compliance with OpenAI policies. |
| respects_robots_txt | Applebot-Extended is a robots.txt token that publishers disallow to opt out of generative model training. | OpenAI does not publish whether OAI-AdsBot honours robots.txt disallow rules. |
| robots_token_differs_from_ua | Applebot-Extended is a robots.txt control token and does not correspond to a separate crawler user agent string. | not documented |
| scope_of_crawling | not documented | OAI-AdsBot visits only pages submitted as ads on ChatGPT. |
| separate_search_and_training_tokens | Webpages that disallow Applebot-Extended remain eligible for inclusion in Apple search results. | OpenAI does not document OAI-AdsBot as part of a search and training token split. |
| user_agent_string_full | not documented | OAI-AdsBot sends the user agent string Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko); compatible; OAI-AdsBot/1.0; +https://openai.com/adsbot. |
| verifiable_by_rdns | Apple does not publish a reverse-DNS verification method specific to Applebot-Extended. | OpenAI does not publish a reverse-DNS verification method for OAI-AdsBot. |
| what_it_controls | Applebot-Extended controls the AI training use of crawled content and does not control search indexing. | not documented |

## Sources

- https://developers.openai.com/api/docs/bots
- https://openai.com/adsbot.json
- https://support.apple.com/en-us/119829