Weekly report · 2013-W33
The state of AI crawling
Measured on 30,280 reachable domains for the week ending 2013-08-18. 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.
30,280
domains measured
6%
block an answer engine
19%
refuse AI agents at the edge
13%
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 | 7.8% | 2,353 of 30,278 | new |
| CCBot | Common Crawl Foundation | archive | 7.6% | 2,303 of 30,278 | new |
| Bytespider | ByteDance | training | 7.2% | 2,166 of 30,278 | new |
| ClaudeBot | Anthropic | training | 6.4% | 1,923 of 30,278 | new |
| Amazonbot | Amazon | training | 5.4% | 1,643 of 30,278 | new |
| Meta-ExternalAgent | Meta | training | 5.4% | 1,635 of 30,278 | new |
| Google-Extended | training | 5.3% | 1,597 of 30,278 | new | |
| Applebot-Extended | Apple | training | 5.2% | 1,571 of 30,278 | new |
| anthropic-ai | Anthropic | training | 4.2% | 1,270 of 30,278 | new |
| omgilibot | Webz.io | training | 4.1% | 1,248 of 30,278 | new |
| cohere-ai | Cohere | live retrieval | 3.9% | 1,177 of 30,278 | new |
| Diffbot | Diffbot | training | 3.8% | 1,162 of 30,278 | new |
| SemrushBot-OCOB | Semrush | training | 3.8% | 1,142 of 30,278 | new |
| omgili | Webz.io | training | 3.7% | 1,132 of 30,278 | new |
| PerplexityBot | Perplexity | answer index | 3.5% | 1,055 of 30,278 | new |
| ChatGPT-User | OpenAI | live retrieval | 3.4% | 1,044 of 30,278 | new |
| FacebookBot | Meta | training | 3.2% | 958 of 30,278 | new |
| YouBot | You.com | answer index | 2.9% | 882 of 30,278 | new |
| ImagesiftBot | ImageSift (Hive) | training | 2.7% | 828 of 30,278 | new |
| Timpibot | Timpi | training | 2.7% | 809 of 30,278 | new |
| Scrapy | Zyte (open-source framework) | training | 2.4% | 719 of 30,278 | new |
| AI2Bot | Allen Institute for AI | training | 2.2% | 666 of 30,278 | new |
| OAI-SearchBot | OpenAI | answer index | 2.1% | 643 of 30,278 | new |
| cohere-training-data-crawler | Cohere | training | 2.0% | 603 of 30,278 | new |
| Meta-ExternalFetcher | Meta | live retrieval | 1.8% | 538 of 30,278 | new |
| DuckAssistBot | DuckDuckGo | live retrieval | 1.7% | 510 of 30,278 | new |
| PanguBot | Huawei | training | 1.7% | 502 of 30,278 | new |
| Claude-SearchBot | Anthropic | answer index | 1.6% | 476 of 30,278 | new |
| Claude-User | Anthropic | live retrieval | 1.6% | 475 of 30,278 | new |
| Kangaroo Bot | Kangaroo LLM | training | 1.5% | 458 of 30,278 | new |
| Perplexity-User | Perplexity | live retrieval | 1.5% | 448 of 30,278 | new |
| MistralAI-User | Mistral AI | live retrieval | 1.4% | 431 of 30,278 | new |
| Google-CloudVertexBot | live retrieval | 1.2% | 370 of 30,278 | new | |
| Meta-WebIndexer | Meta | answer index | 1.2% | 355 of 30,278 | new |
| GoogleOther | training | 1.2% | 354 of 30,278 | new | |
| Applebot | Apple | answer index | 1.1% | 339 of 30,278 | new |
| TikTokSpider | ByteDance | live retrieval | 0.9% | 258 of 30,278 | new |
| Amzn-SearchBot | Amazon | answer index | 0.7% | 221 of 30,278 | new |
| Amzn-User | Amazon | live retrieval | 0.5% | 148 of 30,278 | new |
| MistralAI-Training | Mistral AI | training | 0.3% | 83 of 30,278 | new |
| MistralAI-Index | Mistral AI | answer index | 0.2% | 68 of 30,278 | new |
| facebookexternalhit | Meta | live retrieval | 0.2% | 52 of 30,278 | new |
| Bingbot | Microsoft | answer index | 0.1% | 39 of 30,278 | new |
| Googlebot-News | answer index | 0.1% | 37 of 30,278 | new | |
| msnbot | Microsoft | answer index | 0.1% | 26 of 30,278 | new |
| Meta-ExternalAds | Meta | training | 0.1% | 20 of 30,278 | new |
| Googlebot | answer index | 0.1% | 17 of 30,278 | new | |
| OAI-AdsBot | OpenAI | live retrieval | 0.0% | 7 of 30,278 | 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, 2013-W33", 2013-08-18. https://crawlcensus.com/report/2013-W33Machine-readable: census totals, full corpus, crawler registry. Method: methodology.