# purpose documented across crawlers

purpose documented across 15 crawlers from 6 vendors, from 15 claims, last verified 2026-09-14.

purpose documented across 15 crawlers from 6 vendors, from 15 claims, last verified 2026-09-14.

| Crawler | Vendor | Value | Method | Verified | Claim |
| --- | --- | --- | --- | --- | --- |
| Applebot | Apple | mixed | vendor_doc | 2026-09-13 | claim 13 |
| Applebot-Extended | Apple | policy_only | vendor_doc | 2026-09-13 | claim 5 |
| Bingbot | Microsoft | yes | vendor_doc | 2026-09-14 | claim 125 |
| ChatGPT-User | OpenAI | user_fetch | vendor_doc | 2026-09-13 | claim 23 |
| Claude-SearchBot | Anthropic | search | vendor_doc | 2026-09-13 | claim 32 |
| Claude-User | Anthropic | user_fetch | vendor_doc | 2026-09-13 | claim 42 |
| ClaudeBot | Anthropic | training | vendor_doc | 2026-09-13 | claim 51 |
| Google-Extended | Google | policy_only | vendor_doc | 2026-09-13 | claim 59 |
| Googlebot | Google | search | vendor_doc | 2026-09-13 | claim 67 |
| GoogleOther | Google | mixed | vendor_doc | 2026-09-13 | claim 75 |
| GPTBot | OpenAI | training | vendor_doc | 2026-09-13 | claim 82 |
| OAI-AdsBot | OpenAI | ads | vendor_doc | 2026-09-13 | claim 90 |
| OAI-SearchBot | OpenAI | search | vendor_doc | 2026-09-13 | claim 98 |
| Perplexity-User | Perplexity | user_fetch | vendor_doc | 2026-09-13 | claim 107 |
| PerplexityBot | Perplexity | search | vendor_doc | 2026-09-13 | claim 116 |

## Not documented

Every documented crawler has a claim for this field.

## 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/crawling-indexing/google-common-crawlers |
| https://docs.perplexity.ai/docs/resources/perplexity-crawlers |
| https://www.bing.com/webmasters/help/which-crawlers-does-bing-use-8c184ec0 |