Weekly report · 2013-W18
The state of AI crawling
Measured on 30,254 reachable domains for the week ending 2013-05-05. 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.
30,254
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 | 7.3% | 2,219 of 30,254 | new |
| CCBot | Common Crawl Foundation | archive | 7.2% | 2,171 of 30,254 | new |
| Bytespider | ByteDance | training | 6.7% | 2,036 of 30,254 | new |
| ClaudeBot | Anthropic | training | 5.9% | 1,791 of 30,254 | new |
| Amazonbot | Amazon | training | 5.0% | 1,512 of 30,254 | new |
| Meta-ExternalAgent | Meta | training | 5.0% | 1,508 of 30,254 | new |
| Google-Extended | training | 4.8% | 1,464 of 30,254 | new | |
| Applebot-Extended | Apple | training | 4.8% | 1,442 of 30,254 | new |
| anthropic-ai | Anthropic | training | 4.2% | 1,268 of 30,254 | new |
| omgilibot | Webz.io | training | 4.1% | 1,247 of 30,254 | new |
| cohere-ai | Cohere | live retrieval | 3.9% | 1,174 of 30,254 | new |
| Diffbot | Diffbot | training | 3.8% | 1,162 of 30,254 | new |
| SemrushBot-OCOB | Semrush | training | 3.8% | 1,140 of 30,254 | new |
| omgili | Webz.io | training | 3.7% | 1,131 of 30,254 | new |
| PerplexityBot | Perplexity | answer index | 3.5% | 1,050 of 30,254 | new |
| ChatGPT-User | OpenAI | live retrieval | 3.4% | 1,040 of 30,254 | new |
| FacebookBot | Meta | training | 3.1% | 953 of 30,254 | new |
| YouBot | You.com | answer index | 2.9% | 880 of 30,254 | new |
| ImagesiftBot | ImageSift (Hive) | training | 2.7% | 829 of 30,254 | new |
| Timpibot | Timpi | training | 2.7% | 807 of 30,254 | new |
| Scrapy | Zyte (open-source framework) | training | 2.4% | 717 of 30,254 | new |
| AI2Bot | Allen Institute for AI | training | 2.2% | 665 of 30,254 | new |
| OAI-SearchBot | OpenAI | answer index | 2.1% | 638 of 30,254 | new |
| cohere-training-data-crawler | Cohere | training | 2.0% | 603 of 30,254 | new |
| Meta-ExternalFetcher | Meta | live retrieval | 1.8% | 537 of 30,254 | new |
| DuckAssistBot | DuckDuckGo | live retrieval | 1.7% | 508 of 30,254 | new |
| PanguBot | Huawei | training | 1.7% | 502 of 30,254 | new |
| Claude-SearchBot | Anthropic | answer index | 1.6% | 474 of 30,254 | new |
| Claude-User | Anthropic | live retrieval | 1.6% | 474 of 30,254 | new |
| Kangaroo Bot | Kangaroo LLM | training | 1.5% | 457 of 30,254 | new |
| Perplexity-User | Perplexity | live retrieval | 1.5% | 446 of 30,254 | new |
| MistralAI-User | Mistral AI | live retrieval | 1.4% | 431 of 30,254 | new |
| Google-CloudVertexBot | live retrieval | 1.2% | 371 of 30,254 | new | |
| Meta-WebIndexer | Meta | answer index | 1.2% | 354 of 30,254 | new |
| GoogleOther | training | 1.2% | 352 of 30,254 | new | |
| Applebot | Apple | answer index | 1.1% | 337 of 30,254 | new |
| TikTokSpider | ByteDance | live retrieval | 0.8% | 256 of 30,254 | new |
| Amzn-SearchBot | Amazon | answer index | 0.7% | 221 of 30,254 | new |
| Amzn-User | Amazon | live retrieval | 0.5% | 149 of 30,254 | new |
| MistralAI-Training | Mistral AI | training | 0.3% | 84 of 30,254 | new |
| MistralAI-Index | Mistral AI | answer index | 0.2% | 68 of 30,254 | new |
| facebookexternalhit | Meta | live retrieval | 0.2% | 52 of 30,254 | new |
| Bingbot | Microsoft | answer index | 0.1% | 39 of 30,254 | new |
| Googlebot-News | answer index | 0.1% | 37 of 30,254 | new | |
| msnbot | Microsoft | answer index | 0.1% | 26 of 30,254 | new |
| Meta-ExternalAds | Meta | training | 0.1% | 20 of 30,254 | new |
| Googlebot | answer index | 0.1% | 17 of 30,254 | new | |
| OAI-AdsBot | OpenAI | live retrieval | 0.0% | 7 of 30,254 | 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-W18", 2013-05-05. https://crawlcensus.com/report/2013-W18
Machine-readable: census totals, full corpus, crawler registry. Method: methodology.