Claim 48
Anthropic supports the non-standard robots.txt Crawl-delay extension for ClaudeBot.
A claim page on Rattlesnakes By Mail publishes one claim about one entity, here ClaudeBot. The claim page states the field, the value, the statement, the source URL, the verbatim evidence quote, the verification method, the confidence, the date the claim was verified, and the claim that the published claim supersedes. A claim page is permanent: the claim is never edited, and a superseded claim stays addressable at the same URL.
- entity
- ClaudeBot
- field
- honours_crawl_delay
- value
yes- statement
- Anthropic supports the non-standard robots.txt Crawl-delay extension for ClaudeBot.
- evidence_url
- https://support.claude.com/en/articles/8896518-does-anthropic-crawl-content-from-the-web-and-how-can-site-owners-block-the-crawler
- evidence_quote
- "To limit crawling activity, we support the non-standard Crawl-delay extension to robots.txt. An example of this might be: User-agent: ClaudeBot Crawl-delay: 1" source dated 2026-04-07
- method
- vendor_doc
- verified_at
- 2026-09-13
- confidence
- high
- status
- current
- supersedes
- none
Notes
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