Weekly report · 2005-W20
The state of AI crawling
Measured on 30,242 reachable domains for the week ending 2005-05-22. 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.
30,242
domains measured
7%
block an answer engine
20%
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% | 2,162 of 30,246 | new |
| CCBot | Common Crawl Foundation | archive | 6.8% | 2,052 of 30,246 | new |
| Bytespider | ByteDance | training | 6.5% | 1,973 of 30,246 | new |
| ClaudeBot | Anthropic | training | 5.8% | 1,759 of 30,246 | new |
| Amazonbot | Amazon | training | 4.8% | 1,452 of 30,246 | new |
| Meta-ExternalAgent | Meta | training | 4.8% | 1,440 of 30,246 | new |
| Applebot-Extended | Apple | training | 4.8% | 1,437 of 30,246 | new |
| Google-Extended | training | 4.7% | 1,427 of 30,246 | new | |
| anthropic-ai | Anthropic | training | 4.4% | 1,340 of 30,246 | new |
| omgilibot | Webz.io | training | 4.4% | 1,337 of 30,246 | new |
| Diffbot | Diffbot | training | 4.2% | 1,266 of 30,246 | new |
| cohere-ai | Cohere | live retrieval | 4.1% | 1,252 of 30,246 | new |
| omgili | Webz.io | training | 4.1% | 1,225 of 30,246 | new |
| SemrushBot-OCOB | Semrush | training | 3.7% | 1,125 of 30,246 | new |
| ChatGPT-User | OpenAI | live retrieval | 3.4% | 1,034 of 30,246 | new |
| PerplexityBot | Perplexity | answer index | 3.4% | 1,028 of 30,246 | new |
| FacebookBot | Meta | training | 3.2% | 965 of 30,246 | new |
| YouBot | You.com | answer index | 3.0% | 894 of 30,246 | new |
| ImagesiftBot | ImageSift (Hive) | training | 2.8% | 841 of 30,246 | new |
| Timpibot | Timpi | training | 2.7% | 825 of 30,246 | new |
| Scrapy | Zyte (open-source framework) | training | 2.4% | 728 of 30,246 | new |
| AI2Bot | Allen Institute for AI | training | 2.3% | 698 of 30,246 | new |
| OAI-SearchBot | OpenAI | answer index | 2.1% | 625 of 30,246 | new |
| cohere-training-data-crawler | Cohere | training | 2.0% | 615 of 30,246 | new |
| Meta-ExternalFetcher | Meta | live retrieval | 1.7% | 526 of 30,246 | new |
| DuckAssistBot | DuckDuckGo | live retrieval | 1.7% | 521 of 30,246 | new |
| PanguBot | Huawei | training | 1.7% | 516 of 30,246 | new |
| Claude-User | Anthropic | live retrieval | 1.6% | 493 of 30,246 | new |
| Claude-SearchBot | Anthropic | answer index | 1.6% | 472 of 30,246 | new |
| Google-CloudVertexBot | live retrieval | 1.6% | 470 of 30,246 | new | |
| Perplexity-User | Perplexity | live retrieval | 1.6% | 469 of 30,246 | new |
| MistralAI-User | Mistral AI | live retrieval | 1.5% | 459 of 30,246 | new |
| Kangaroo Bot | Kangaroo LLM | training | 1.5% | 452 of 30,246 | new |
| GoogleOther | training | 1.4% | 430 of 30,246 | new | |
| Meta-WebIndexer | Meta | answer index | 1.2% | 362 of 30,246 | new |
| Applebot | Apple | answer index | 1.2% | 352 of 30,246 | new |
| TikTokSpider | ByteDance | live retrieval | 0.9% | 260 of 30,246 | new |
| Amzn-SearchBot | Amazon | answer index | 0.8% | 242 of 30,246 | new |
| MistralAI-Training | Mistral AI | training | 0.7% | 201 of 30,246 | new |
| Amzn-User | Amazon | live retrieval | 0.6% | 181 of 30,246 | new |
| MistralAI-Index | Mistral AI | answer index | 0.3% | 93 of 30,246 | new |
| facebookexternalhit | Meta | live retrieval | 0.2% | 52 of 30,246 | new |
| Bingbot | Microsoft | answer index | 0.1% | 40 of 30,246 | new |
| Googlebot-News | answer index | 0.1% | 35 of 30,246 | new | |
| Meta-ExternalAds | Meta | training | 0.1% | 24 of 30,246 | new |
| msnbot | Microsoft | answer index | 0.1% | 19 of 30,246 | new |
| Googlebot | answer index | 0.0% | 15 of 30,246 | new | |
| OAI-AdsBot | OpenAI | live retrieval | 0.0% | 12 of 30,246 | 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, 2005-W20", 2005-05-22. https://crawlcensus.com/report/2005-W20Machine-readable: census totals, full corpus, crawler registry. Method: methodology.