Rattlesnakes By Mail

observed format pass order across crawlers

observed format pass order across 1 crawlers from 1 vendors, from 1 claims, last verified 2026-09-15.

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

Observed format pass orderObserved format pass order. not documented is the largest with 14 crawlers, out of 15 crawlers in total.not documented: 14 crawlersnot documented14html_json_md: 1 crawlerhtml_json_md1
Observed format pass order. not documented is the largest with 14 crawlers, out of 15 crawlers in total. Source: each vendor's own crawler documentation, quoted and dated on every claim page.
CrawlerVendorValueMethodVerifiedClaim
ClaudeBotAnthropichtml_json_mdobserved_here2026-09-15claim 145

Not documented

CrawlerVendor
Claude-SearchBotAnthropic
Claude-UserAnthropic
ApplebotApple
Applebot-ExtendedApple
Google-ExtendedGoogle
GoogleOtherGoogle
GooglebotGoogle
BingbotMicrosoft
ChatGPT-UserOpenAI
GPTBotOpenAI
OAI-AdsBotOpenAI
OAI-SearchBotOpenAI
Perplexity-UserPerplexity
PerplexityBotPerplexity

Sources

Source
https://rattlesnakesbymail.com/observed/claudebot