AI crawler study · B2B marketplaces and distributors
Does henryschein.com block AI crawlers?
henryschein.com blocks none of the 14 AI crawlers we check in robots.txt. Checked 22 October 2026.
| Crawler | Kind | robots.txt |
|---|---|---|
| GPTBot OpenAI | Training | Allowed |
| OAI-SearchBot OpenAI | Search | Allowed |
| ChatGPT-User OpenAI | User fetcher | Allowed |
| ClaudeBot Anthropic | Training | Allowed |
| Claude-SearchBot Anthropic | Search | Allowed |
| Claude-User Anthropic | User fetcher | Allowed |
| PerplexityBot Perplexity | Search | Allowed |
| Perplexity-User Perplexity | User fetcher | Allowed |
| Google-Extended | AI-use control | Allowed |
| Applebot-Extended Apple | AI-use control | Allowed |
| CCBot Common Crawl | Training | Allowed |
| Meta-ExternalAgent Meta | Training | Allowed |
| Amazonbot Amazon | General | Allowed |
| Bytespider ByteDance | Training | Allowed |
From robots.txt rules for the homepage (RFC 9309). robots.txt is a request; this does not show what any AI company does. Part of Kavel's AI crawler study, built with AI.
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