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cites sources across crawlers

cites sources across 9 crawlers from 6 vendors, from 9 claims, last verified 2026-09-14.

How the crawlers answer this one question, counted by answer. Every answer links to the vendor quote behind it.

Cites sourcesCites sources. yes is the largest with 6 crawlers, out of 15 crawlers in total.yes: 6 crawlersyes6not documented: 6 crawlersnot documented6not_documented: 3 crawlersnot_documented3
Cites sources. yes is the largest with 6 crawlers, out of 15 crawlers in total. Source: each vendor's own crawler documentation, quoted and dated on every claim page.
CrawlerVendorValueMethodVerifiedClaim
ApplebotAppleyesvendor_doc2026-09-13claim 15
BingbotMicrosoftyesvendor_doc2026-09-14claim 127
ChatGPT-UserOpenAInot_documentedvendor_doc2026-09-13claim 25
Claude-SearchBotAnthropicnot_documentedvendor_doc2026-09-13claim 34
Claude-UserAnthropicnot_documentedvendor_doc2026-09-13claim 44
GooglebotGoogleyesvendor_doc2026-09-13claim 69
OAI-SearchBotOpenAIyesvendor_doc2026-09-13claim 100
Perplexity-UserPerplexityyesvendor_doc2026-09-13claim 109
PerplexityBotPerplexityyesvendor_doc2026-09-13claim 118

Not documented

CrawlerVendor
ClaudeBotAnthropic
Applebot-ExtendedApple
Google-ExtendedGoogle
GoogleOtherGoogle
GPTBotOpenAI
OAI-AdsBotOpenAI

Sources

Source
https://support.apple.com/en-us/119829
https://developers.openai.com/api/docs/bots
https://support.claude.com/en/articles/8896518-does-anthropic-crawl-content-from-the-web-and-how-can-site-owners-block-the-crawler
https://developers.google.com/search/docs/appearance/ai-features
https://docs.perplexity.ai/docs/resources/perplexity-crawlers
https://blogs.bing.com/search/April-2025/Introducing-Copilot-Search-in-Bing