| cites_sources | Apple includes links to source websites in Siri and Search answers to broad world knowledge questions. | not documented |
| fallback_to_googlebot_rules | Applebot follows Googlebot robots.txt instructions when a robots.txt file mentions Googlebot but not Applebot. | not documented |
| honours_crawl_delay | Applebot does not follow the robots.txt Crawl-delay directive. | OpenAI does not publish whether GPTBot honours the robots.txt Crawl-delay directive. |
| observed_paths_fetched | Applebot made 6 requests to Rattlesnakes By Mail between 2026-09-13T20:00Z and 2026-09-15T09:00Z, to 2 distinct paths, /robots.txt and the home page. Applebot's 6 requests to Rattlesnakes By Mail run from 2026-09-14T12:22:23Z to 2026-09-14T12:59:26Z and alternate the two paths three times. | not documented |
| purpose_documented | Applebot crawls content for Apple search results and for training Apple foundation models. | GPTBot crawls content that may be used to train OpenAI generative AI foundation models. |
| reads_llms_txt | Apple does not publish whether Applebot reads llms.txt files. | not documented |
| robots_txt_fetch_marker | not documented | OpenAI may add a robots.txt marker to the GPTBot user agent string when GPTBot fetches robots.txt files. |
| separate_search_and_training_tokens | Apple uses one crawler token, Applebot, for search crawling and for training crawling, and a second robots.txt token, Applebot-Extended, that opts content out of training use. | OpenAI separates search and training controls into two robots.txt tokens: OAI-SearchBot for search and GPTBot for training. |
| user_agent_string_full | Applebot sends the desktop user agent string Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.4 Safari/605.1.15 (Applebot/0.1; +http://www.apple.com/go/applebot). | GPTBot sends the user agent string Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko); compatible; GPTBot/1.4; +https://openai.com/gptbot. |
| verifiable_by_rdns | Applebot traffic is verifiable by reverse DNS lookup in the applebot.apple.com domain. | OpenAI does not publish a reverse-DNS verification method for GPTBot. |