Weekly report · 2001-W33
The state of AI crawling
Measured on 30,001 reachable domains for the week ending 2001-08-19. Every figure is the result of an automated audit run the same way on every domain: read robots.txt, resolve the rules for 48 tracked agents, then send live requests as four of them.
30,001
domains measured
9%
block an answer engine
19%
refuse AI agents at the edge
15%
publish an llms.txt
Block rate by crawler with change on the previous week
| Crawler | Operator | Content used for | Block rate | Sites | Week on week |
|---|---|---|---|---|---|
| GPTBot | OpenAI | training | 9.5% | 2,863 of 30,000 | new |
| CCBot | Common Crawl Foundation | archive | 9.3% | 2,800 of 30,000 | new |
| Bytespider | ByteDance | training | 9.1% | 2,731 of 30,000 | new |
| ClaudeBot | Anthropic | training | 8.3% | 2,494 of 30,000 | new |
| Meta-ExternalAgent | Meta | training | 7.5% | 2,252 of 30,000 | new |
| Amazonbot | Amazon | training | 7.4% | 2,215 of 30,000 | new |
| Applebot-Extended | Apple | training | 7.3% | 2,199 of 30,000 | new |
| Google-Extended | training | 7.3% | 2,189 of 30,000 | new | |
| anthropic-ai | Anthropic | training | 7.0% | 2,106 of 30,000 | new |
| omgilibot | Webz.io | training | 7.0% | 2,085 of 30,000 | new |
| Diffbot | Diffbot | training | 6.8% | 2,038 of 30,000 | new |
| cohere-ai | Cohere | live retrieval | 6.8% | 2,030 of 30,000 | new |
| omgili | Webz.io | training | 6.6% | 1,973 of 30,000 | new |
| Google-CloudVertexBot | live retrieval | 4.2% | 1,266 of 30,000 | new | |
| GoogleOther | training | 4.1% | 1,226 of 30,000 | new | |
| SemrushBot-OCOB | Semrush | training | 3.5% | 1,058 of 30,000 | new |
| MistralAI-Training | Mistral AI | training | 3.4% | 1,031 of 30,000 | new |
| PerplexityBot | Perplexity | answer index | 3.4% | 1,023 of 30,000 | new |
| ChatGPT-User | OpenAI | live retrieval | 3.3% | 992 of 30,000 | new |
| FacebookBot | Meta | training | 3.1% | 930 of 30,000 | new |
| YouBot | You.com | answer index | 3.0% | 887 of 30,000 | new |
| Timpibot | Timpi | training | 2.7% | 823 of 30,000 | new |
| ImagesiftBot | ImageSift (Hive) | training | 2.7% | 819 of 30,000 | new |
| Scrapy | Zyte (open-source framework) | training | 2.4% | 715 of 30,000 | new |
| AI2Bot | Allen Institute for AI | training | 2.3% | 699 of 30,000 | new |
| cohere-training-data-crawler | Cohere | training | 2.1% | 617 of 30,000 | new |
| OAI-SearchBot | OpenAI | answer index | 2.1% | 617 of 30,000 | new |
| Meta-ExternalFetcher | Meta | live retrieval | 1.8% | 553 of 30,000 | new |
| PanguBot | Huawei | training | 1.7% | 507 of 30,000 | new |
| DuckAssistBot | DuckDuckGo | live retrieval | 1.7% | 501 of 30,000 | new |
| Claude-User | Anthropic | live retrieval | 1.7% | 500 of 30,000 | new |
| Perplexity-User | Perplexity | live retrieval | 1.6% | 479 of 30,000 | new |
| Claude-SearchBot | Anthropic | answer index | 1.6% | 465 of 30,000 | new |
| MistralAI-User | Mistral AI | live retrieval | 1.5% | 460 of 30,000 | new |
| Kangaroo Bot | Kangaroo LLM | training | 1.5% | 440 of 30,000 | new |
| Meta-WebIndexer | Meta | answer index | 1.3% | 395 of 30,000 | new |
| Applebot | Apple | answer index | 1.2% | 359 of 30,000 | new |
| Amzn-SearchBot | Amazon | answer index | 0.9% | 260 of 30,000 | new |
| TikTokSpider | ByteDance | live retrieval | 0.8% | 250 of 30,000 | new |
| Amzn-User | Amazon | live retrieval | 0.7% | 207 of 30,000 | new |
| MistralAI-Index | Mistral AI | answer index | 0.4% | 111 of 30,000 | new |
| facebookexternalhit | Meta | live retrieval | 0.2% | 57 of 30,000 | new |
| Googlebot-News | answer index | 0.1% | 39 of 30,000 | new | |
| Meta-ExternalAds | Meta | training | 0.1% | 37 of 30,000 | new |
| Bingbot | Microsoft | answer index | 0.1% | 36 of 30,000 | new |
| Googlebot | answer index | 0.1% | 19 of 30,000 | new | |
| msnbot | Microsoft | answer index | 0.1% | 19 of 30,000 | new |
| OAI-AdsBot | OpenAI | live retrieval | 0.0% | 14 of 30,000 | new |
Trend share of measured sites
Where the blocking is share blocking an answer engine, by top-level domain
Only TLDs with at least 40 measured domains are shown, and each bar carries its sample size. A TLD is a weak proxy for jurisdiction. Full segmentation.
Changes recorded this week 0 total
No crawler policy changes were recorded in this week.
Cite this CC BY 4.0
The figures on this page are frozen to the week shown and will not be edited after publication. Corrections are appended, not overwritten.
Crawl Census, "The state of AI crawling, 2001-W33", 2001-08-19. https://crawlcensus.com/report/2001-W33Machine-readable: census totals, full corpus, crawler registry. Method: methodology.