Weekly report · 2013-W48
The state of AI crawling
Measured on 30,309 reachable domains for the week ending 2013-12-01. 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.
30,309
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 | 8.0% | 2,416 of 30,309 | new |
| CCBot | Common Crawl Foundation | archive | 7.8% | 2,358 of 30,309 | new |
| Bytespider | ByteDance | training | 7.3% | 2,221 of 30,309 | new |
| ClaudeBot | Anthropic | training | 6.5% | 1,984 of 30,309 | new |
| Amazonbot | Amazon | training | 5.6% | 1,705 of 30,309 | new |
| Meta-ExternalAgent | Meta | training | 5.6% | 1,694 of 30,309 | new |
| Google-Extended | training | 5.5% | 1,659 of 30,309 | new | |
| Applebot-Extended | Apple | training | 5.4% | 1,633 of 30,309 | new |
| anthropic-ai | Anthropic | training | 4.2% | 1,264 of 30,309 | new |
| omgilibot | Webz.io | training | 4.1% | 1,243 of 30,309 | new |
| cohere-ai | Cohere | live retrieval | 3.9% | 1,174 of 30,309 | new |
| Diffbot | Diffbot | training | 3.8% | 1,157 of 30,309 | new |
| SemrushBot-OCOB | Semrush | training | 3.8% | 1,145 of 30,309 | new |
| omgili | Webz.io | training | 3.7% | 1,127 of 30,309 | new |
| PerplexityBot | Perplexity | answer index | 3.5% | 1,058 of 30,309 | new |
| ChatGPT-User | OpenAI | live retrieval | 3.5% | 1,047 of 30,309 | new |
| FacebookBot | Meta | training | 3.2% | 956 of 30,309 | new |
| YouBot | You.com | answer index | 2.9% | 879 of 30,309 | new |
| ImagesiftBot | ImageSift (Hive) | training | 2.7% | 827 of 30,309 | new |
| Timpibot | Timpi | training | 2.7% | 807 of 30,309 | new |
| Scrapy | Zyte (open-source framework) | training | 2.4% | 721 of 30,309 | new |
| AI2Bot | Allen Institute for AI | training | 2.2% | 662 of 30,309 | new |
| OAI-SearchBot | OpenAI | answer index | 2.1% | 646 of 30,309 | new |
| cohere-training-data-crawler | Cohere | training | 2.0% | 600 of 30,309 | new |
| Meta-ExternalFetcher | Meta | live retrieval | 1.8% | 536 of 30,309 | new |
| DuckAssistBot | DuckDuckGo | live retrieval | 1.7% | 508 of 30,309 | new |
| PanguBot | Huawei | training | 1.6% | 498 of 30,309 | new |
| Claude-SearchBot | Anthropic | answer index | 1.6% | 472 of 30,309 | new |
| Claude-User | Anthropic | live retrieval | 1.6% | 470 of 30,309 | new |
| Kangaroo Bot | Kangaroo LLM | training | 1.5% | 453 of 30,309 | new |
| Perplexity-User | Perplexity | live retrieval | 1.5% | 444 of 30,309 | new |
| MistralAI-User | Mistral AI | live retrieval | 1.4% | 426 of 30,309 | new |
| Google-CloudVertexBot | live retrieval | 1.2% | 367 of 30,309 | new | |
| Meta-WebIndexer | Meta | answer index | 1.2% | 355 of 30,309 | new |
| GoogleOther | training | 1.1% | 348 of 30,309 | new | |
| Applebot | Apple | answer index | 1.1% | 335 of 30,309 | new |
| TikTokSpider | ByteDance | live retrieval | 0.8% | 256 of 30,309 | new |
| Amzn-SearchBot | Amazon | answer index | 0.7% | 215 of 30,309 | new |
| Amzn-User | Amazon | live retrieval | 0.5% | 143 of 30,309 | new |
| MistralAI-Training | Mistral AI | training | 0.3% | 79 of 30,309 | new |
| MistralAI-Index | Mistral AI | answer index | 0.2% | 69 of 30,309 | new |
| facebookexternalhit | Meta | live retrieval | 0.2% | 54 of 30,309 | new |
| Bingbot | Microsoft | answer index | 0.1% | 39 of 30,309 | new |
| Googlebot-News | answer index | 0.1% | 38 of 30,309 | new | |
| msnbot | Microsoft | answer index | 0.1% | 26 of 30,309 | new |
| Meta-ExternalAds | Meta | training | 0.1% | 20 of 30,309 | new |
| Googlebot | answer index | 0.1% | 17 of 30,309 | new | |
| OAI-AdsBot | OpenAI | live retrieval | 0.0% | 6 of 30,309 | 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-W48", 2013-12-01. https://crawlcensus.com/report/2013-W48Machine-readable: census totals, full corpus, crawler registry. Method: methodology.