Weekly report · 2005-W39
The state of AI crawling
Measured on 30,237 reachable domains for the week ending 2005-10-02. 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.
30,237
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% | 2,149 of 30,234 | new |
| CCBot | Common Crawl Foundation | archive | 6.7% | 2,038 of 30,234 | new |
| Bytespider | ByteDance | training | 6.5% | 1,962 of 30,234 | new |
| ClaudeBot | Anthropic | training | 5.8% | 1,748 of 30,234 | new |
| Amazonbot | Amazon | training | 4.8% | 1,438 of 30,234 | new |
| Meta-ExternalAgent | Meta | training | 4.7% | 1,428 of 30,234 | new |
| Applebot-Extended | Apple | training | 4.7% | 1,421 of 30,234 | new |
| Google-Extended | training | 4.7% | 1,412 of 30,234 | new | |
| omgilibot | Webz.io | training | 4.4% | 1,328 of 30,234 | new |
| anthropic-ai | Anthropic | training | 4.4% | 1,327 of 30,234 | new |
| Diffbot | Diffbot | training | 4.2% | 1,257 of 30,234 | new |
| cohere-ai | Cohere | live retrieval | 4.1% | 1,245 of 30,234 | new |
| omgili | Webz.io | training | 4.0% | 1,217 of 30,234 | new |
| SemrushBot-OCOB | Semrush | training | 3.7% | 1,122 of 30,234 | new |
| ChatGPT-User | OpenAI | live retrieval | 3.4% | 1,035 of 30,234 | new |
| PerplexityBot | Perplexity | answer index | 3.4% | 1,028 of 30,234 | new |
| FacebookBot | Meta | training | 3.2% | 964 of 30,234 | new |
| YouBot | You.com | answer index | 3.0% | 894 of 30,234 | new |
| ImagesiftBot | ImageSift (Hive) | training | 2.8% | 841 of 30,234 | new |
| Timpibot | Timpi | training | 2.7% | 828 of 30,234 | new |
| Scrapy | Zyte (open-source framework) | training | 2.4% | 726 of 30,234 | new |
| AI2Bot | Allen Institute for AI | training | 2.3% | 699 of 30,234 | new |
| OAI-SearchBot | OpenAI | answer index | 2.1% | 623 of 30,234 | new |
| cohere-training-data-crawler | Cohere | training | 2.0% | 613 of 30,234 | new |
| Meta-ExternalFetcher | Meta | live retrieval | 1.7% | 525 of 30,234 | new |
| DuckAssistBot | DuckDuckGo | live retrieval | 1.7% | 520 of 30,234 | new |
| PanguBot | Huawei | training | 1.7% | 515 of 30,234 | new |
| Claude-User | Anthropic | live retrieval | 1.6% | 493 of 30,234 | new |
| Claude-SearchBot | Anthropic | answer index | 1.6% | 471 of 30,234 | new |
| Perplexity-User | Perplexity | live retrieval | 1.5% | 467 of 30,234 | new |
| MistralAI-User | Mistral AI | live retrieval | 1.5% | 457 of 30,234 | new |
| Google-CloudVertexBot | live retrieval | 1.5% | 455 of 30,234 | new | |
| Kangaroo Bot | Kangaroo LLM | training | 1.5% | 452 of 30,234 | new |
| GoogleOther | training | 1.4% | 418 of 30,234 | new | |
| Meta-WebIndexer | Meta | answer index | 1.2% | 357 of 30,234 | new |
| Applebot | Apple | answer index | 1.2% | 350 of 30,234 | new |
| TikTokSpider | ByteDance | live retrieval | 0.9% | 258 of 30,234 | new |
| Amzn-SearchBot | Amazon | answer index | 0.8% | 238 of 30,234 | new |
| MistralAI-Training | Mistral AI | training | 0.6% | 189 of 30,234 | new |
| Amzn-User | Amazon | live retrieval | 0.6% | 177 of 30,234 | new |
| MistralAI-Index | Mistral AI | answer index | 0.3% | 91 of 30,234 | new |
| facebookexternalhit | Meta | live retrieval | 0.2% | 54 of 30,234 | new |
| Bingbot | Microsoft | answer index | 0.1% | 41 of 30,234 | new |
| Googlebot-News | answer index | 0.1% | 35 of 30,234 | new | |
| Meta-ExternalAds | Meta | training | 0.1% | 23 of 30,234 | new |
| msnbot | Microsoft | answer index | 0.1% | 19 of 30,234 | new |
| Googlebot | answer index | 0.0% | 15 of 30,234 | new | |
| OAI-AdsBot | OpenAI | live retrieval | 0.0% | 12 of 30,234 | 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-W39", 2005-10-02. https://crawlcensus.com/report/2005-W39Machine-readable: census totals, full corpus, crawler registry. Method: methodology.