Weekly report · 2013-W39
The state of AI crawling
Measured on 30,290 reachable domains for the week ending 2013-09-29. 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.
30,290
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 | 7.9% | 2,378 of 30,292 | new |
| CCBot | Common Crawl Foundation | archive | 7.7% | 2,324 of 30,292 | new |
| Bytespider | ByteDance | training | 7.2% | 2,189 of 30,292 | new |
| ClaudeBot | Anthropic | training | 6.4% | 1,947 of 30,292 | new |
| Amazonbot | Amazon | training | 5.5% | 1,673 of 30,292 | new |
| Meta-ExternalAgent | Meta | training | 5.5% | 1,660 of 30,292 | new |
| Google-Extended | training | 5.4% | 1,624 of 30,292 | new | |
| Applebot-Extended | Apple | training | 5.3% | 1,598 of 30,292 | new |
| anthropic-ai | Anthropic | training | 4.2% | 1,263 of 30,292 | new |
| omgilibot | Webz.io | training | 4.1% | 1,242 of 30,292 | new |
| cohere-ai | Cohere | live retrieval | 3.9% | 1,173 of 30,292 | new |
| Diffbot | Diffbot | training | 3.8% | 1,156 of 30,292 | new |
| SemrushBot-OCOB | Semrush | training | 3.8% | 1,143 of 30,292 | new |
| omgili | Webz.io | training | 3.7% | 1,126 of 30,292 | new |
| PerplexityBot | Perplexity | answer index | 3.5% | 1,055 of 30,292 | new |
| ChatGPT-User | OpenAI | live retrieval | 3.4% | 1,044 of 30,292 | new |
| FacebookBot | Meta | training | 3.1% | 953 of 30,292 | new |
| YouBot | You.com | answer index | 2.9% | 876 of 30,292 | new |
| ImagesiftBot | ImageSift (Hive) | training | 2.7% | 827 of 30,292 | new |
| Timpibot | Timpi | training | 2.7% | 807 of 30,292 | new |
| Scrapy | Zyte (open-source framework) | training | 2.4% | 717 of 30,292 | new |
| AI2Bot | Allen Institute for AI | training | 2.2% | 662 of 30,292 | new |
| OAI-SearchBot | OpenAI | answer index | 2.1% | 642 of 30,292 | new |
| cohere-training-data-crawler | Cohere | training | 2.0% | 599 of 30,292 | new |
| Meta-ExternalFetcher | Meta | live retrieval | 1.8% | 537 of 30,292 | new |
| DuckAssistBot | DuckDuckGo | live retrieval | 1.7% | 509 of 30,292 | new |
| PanguBot | Huawei | training | 1.6% | 498 of 30,292 | new |
| Claude-SearchBot | Anthropic | answer index | 1.6% | 473 of 30,292 | new |
| Claude-User | Anthropic | live retrieval | 1.6% | 473 of 30,292 | new |
| Kangaroo Bot | Kangaroo LLM | training | 1.5% | 454 of 30,292 | new |
| Perplexity-User | Perplexity | live retrieval | 1.5% | 447 of 30,292 | new |
| MistralAI-User | Mistral AI | live retrieval | 1.4% | 428 of 30,292 | new |
| Google-CloudVertexBot | live retrieval | 1.2% | 367 of 30,292 | new | |
| Meta-WebIndexer | Meta | answer index | 1.2% | 353 of 30,292 | new |
| GoogleOther | training | 1.2% | 351 of 30,292 | new | |
| Applebot | Apple | answer index | 1.1% | 336 of 30,292 | new |
| TikTokSpider | ByteDance | live retrieval | 0.8% | 256 of 30,292 | new |
| Amzn-SearchBot | Amazon | answer index | 0.7% | 217 of 30,292 | new |
| Amzn-User | Amazon | live retrieval | 0.5% | 145 of 30,292 | new |
| MistralAI-Training | Mistral AI | training | 0.3% | 81 of 30,292 | new |
| MistralAI-Index | Mistral AI | answer index | 0.2% | 67 of 30,292 | new |
| facebookexternalhit | Meta | live retrieval | 0.2% | 53 of 30,292 | new |
| Bingbot | Microsoft | answer index | 0.1% | 39 of 30,292 | new |
| Googlebot-News | answer index | 0.1% | 38 of 30,292 | new | |
| msnbot | Microsoft | answer index | 0.1% | 26 of 30,292 | new |
| Meta-ExternalAds | Meta | training | 0.1% | 20 of 30,292 | new |
| Googlebot | answer index | 0.1% | 17 of 30,292 | new | |
| OAI-AdsBot | OpenAI | live retrieval | 0.0% | 6 of 30,292 | 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-W39", 2013-09-29. https://crawlcensus.com/report/2013-W39Machine-readable: census totals, full corpus, crawler registry. Method: methodology.