Weekly report · 2008-W08
The state of AI crawling
Measured on 30,200 reachable domains for the week ending 2008-02-24. 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.
30,200
domains measured
7%
block an answer engine
19%
refuse AI agents at the edge
14%
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 | 7.1% | 2,146 of 30,197 | new |
| CCBot | Common Crawl Foundation | archive | 6.8% | 2,050 of 30,197 | new |
| Bytespider | ByteDance | training | 6.5% | 1,951 of 30,197 | new |
| ClaudeBot | Anthropic | training | 5.7% | 1,735 of 30,197 | new |
| Meta-ExternalAgent | Meta | training | 4.7% | 1,422 of 30,197 | new |
| Amazonbot | Amazon | training | 4.7% | 1,406 of 30,197 | new |
| Google-Extended | training | 4.6% | 1,387 of 30,197 | new | |
| Applebot-Extended | Apple | training | 4.6% | 1,375 of 30,197 | new |
| anthropic-ai | Anthropic | training | 4.4% | 1,316 of 30,197 | new |
| omgilibot | Webz.io | training | 4.3% | 1,286 of 30,197 | new |
| Diffbot | Diffbot | training | 4.0% | 1,221 of 30,197 | new |
| cohere-ai | Cohere | live retrieval | 4.0% | 1,216 of 30,197 | new |
| omgili | Webz.io | training | 3.9% | 1,171 of 30,197 | new |
| SemrushBot-OCOB | Semrush | training | 3.7% | 1,123 of 30,197 | new |
| PerplexityBot | Perplexity | answer index | 3.5% | 1,055 of 30,197 | new |
| ChatGPT-User | OpenAI | live retrieval | 3.5% | 1,051 of 30,197 | new |
| FacebookBot | Meta | training | 3.2% | 973 of 30,197 | new |
| YouBot | You.com | answer index | 3.0% | 894 of 30,197 | new |
| ImagesiftBot | ImageSift (Hive) | training | 2.8% | 838 of 30,197 | new |
| Timpibot | Timpi | training | 2.7% | 826 of 30,197 | new |
| Scrapy | Zyte (open-source framework) | training | 2.5% | 741 of 30,197 | new |
| AI2Bot | Allen Institute for AI | training | 2.3% | 698 of 30,197 | new |
| OAI-SearchBot | OpenAI | answer index | 2.1% | 647 of 30,197 | new |
| cohere-training-data-crawler | Cohere | training | 2.0% | 616 of 30,197 | new |
| Meta-ExternalFetcher | Meta | live retrieval | 1.8% | 548 of 30,197 | new |
| DuckAssistBot | DuckDuckGo | live retrieval | 1.7% | 521 of 30,197 | new |
| PanguBot | Huawei | training | 1.7% | 511 of 30,197 | new |
| Claude-User | Anthropic | live retrieval | 1.6% | 494 of 30,197 | new |
| Claude-SearchBot | Anthropic | answer index | 1.6% | 482 of 30,197 | new |
| Perplexity-User | Perplexity | live retrieval | 1.6% | 469 of 30,197 | new |
| Kangaroo Bot | Kangaroo LLM | training | 1.5% | 459 of 30,197 | new |
| MistralAI-User | Mistral AI | live retrieval | 1.5% | 453 of 30,197 | new |
| Google-CloudVertexBot | live retrieval | 1.4% | 424 of 30,197 | new | |
| GoogleOther | training | 1.3% | 384 of 30,197 | new | |
| Meta-WebIndexer | Meta | answer index | 1.2% | 358 of 30,197 | new |
| Applebot | Apple | answer index | 1.1% | 343 of 30,197 | new |
| TikTokSpider | ByteDance | live retrieval | 0.9% | 257 of 30,197 | new |
| Amzn-SearchBot | Amazon | answer index | 0.8% | 243 of 30,197 | new |
| Amzn-User | Amazon | live retrieval | 0.6% | 174 of 30,197 | new |
| MistralAI-Training | Mistral AI | training | 0.5% | 147 of 30,197 | new |
| MistralAI-Index | Mistral AI | answer index | 0.3% | 87 of 30,197 | new |
| facebookexternalhit | Meta | live retrieval | 0.2% | 54 of 30,197 | new |
| Bingbot | Microsoft | answer index | 0.1% | 40 of 30,197 | new |
| Googlebot-News | answer index | 0.1% | 37 of 30,197 | new | |
| Meta-ExternalAds | Meta | training | 0.1% | 22 of 30,197 | new |
| msnbot | Microsoft | answer index | 0.1% | 20 of 30,197 | new |
| Googlebot | answer index | 0.1% | 16 of 30,197 | new | |
| OAI-AdsBot | OpenAI | live retrieval | 0.0% | 11 of 30,197 | 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, 2008-W08", 2008-02-24. https://crawlcensus.com/report/2008-W08Machine-readable: census totals, full corpus, crawler registry. Method: methodology.