Weekly report · 2012-W18
The state of AI crawling
Measured on 29,985 reachable domains for the week ending 2012-05-06. 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.
29,985
domains measured
6%
block an answer engine
19%
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 | 6.9% | 2,060 of 29,982 | new |
| CCBot | Common Crawl Foundation | archive | 6.8% | 2,024 of 29,982 | new |
| Bytespider | ByteDance | training | 6.3% | 1,897 of 29,982 | new |
| ClaudeBot | Anthropic | training | 5.6% | 1,667 of 29,982 | new |
| Meta-ExternalAgent | Meta | training | 4.5% | 1,362 of 29,982 | new |
| Amazonbot | Amazon | training | 4.5% | 1,354 of 29,982 | new |
| Google-Extended | training | 4.4% | 1,334 of 29,982 | new | |
| Applebot-Extended | Apple | training | 4.3% | 1,304 of 29,982 | new |
| anthropic-ai | Anthropic | training | 4.3% | 1,282 of 29,982 | new |
| omgilibot | Webz.io | training | 4.2% | 1,261 of 29,982 | new |
| cohere-ai | Cohere | live retrieval | 3.9% | 1,178 of 29,982 | new |
| Diffbot | Diffbot | training | 3.9% | 1,173 of 29,982 | new |
| omgili | Webz.io | training | 3.8% | 1,149 of 29,982 | new |
| SemrushBot-OCOB | Semrush | training | 3.6% | 1,094 of 29,982 | new |
| PerplexityBot | Perplexity | answer index | 3.5% | 1,049 of 29,982 | new |
| ChatGPT-User | OpenAI | live retrieval | 3.5% | 1,039 of 29,982 | new |
| FacebookBot | Meta | training | 3.2% | 953 of 29,982 | new |
| YouBot | You.com | answer index | 2.9% | 874 of 29,982 | new |
| ImagesiftBot | ImageSift (Hive) | training | 2.7% | 819 of 29,982 | new |
| Timpibot | Timpi | training | 2.7% | 804 of 29,982 | new |
| Scrapy | Zyte (open-source framework) | training | 2.4% | 722 of 29,982 | new |
| AI2Bot | Allen Institute for AI | training | 2.2% | 661 of 29,982 | new |
| OAI-SearchBot | OpenAI | answer index | 2.1% | 625 of 29,982 | new |
| cohere-training-data-crawler | Cohere | training | 2.0% | 593 of 29,982 | new |
| Meta-ExternalFetcher | Meta | live retrieval | 1.8% | 533 of 29,982 | new |
| DuckAssistBot | DuckDuckGo | live retrieval | 1.6% | 494 of 29,982 | new |
| PanguBot | Huawei | training | 1.6% | 485 of 29,982 | new |
| Claude-User | Anthropic | live retrieval | 1.6% | 474 of 29,982 | new |
| Claude-SearchBot | Anthropic | answer index | 1.5% | 463 of 29,982 | new |
| Perplexity-User | Perplexity | live retrieval | 1.5% | 445 of 29,982 | new |
| Kangaroo Bot | Kangaroo LLM | training | 1.5% | 444 of 29,982 | new |
| MistralAI-User | Mistral AI | live retrieval | 1.4% | 430 of 29,982 | new |
| Google-CloudVertexBot | live retrieval | 1.3% | 383 of 29,982 | new | |
| GoogleOther | training | 1.2% | 348 of 29,982 | new | |
| Meta-WebIndexer | Meta | answer index | 1.2% | 345 of 29,982 | new |
| Applebot | Apple | answer index | 1.1% | 331 of 29,982 | new |
| TikTokSpider | ByteDance | live retrieval | 0.8% | 244 of 29,982 | new |
| Amzn-SearchBot | Amazon | answer index | 0.7% | 215 of 29,982 | new |
| Amzn-User | Amazon | live retrieval | 0.5% | 150 of 29,982 | new |
| MistralAI-Training | Mistral AI | training | 0.4% | 108 of 29,982 | new |
| MistralAI-Index | Mistral AI | answer index | 0.2% | 71 of 29,982 | new |
| facebookexternalhit | Meta | live retrieval | 0.2% | 51 of 29,982 | new |
| Bingbot | Microsoft | answer index | 0.1% | 38 of 29,982 | new |
| Googlebot-News | answer index | 0.1% | 37 of 29,982 | new | |
| Meta-ExternalAds | Meta | training | 0.1% | 22 of 29,982 | new |
| msnbot | Microsoft | answer index | 0.1% | 21 of 29,982 | new |
| Googlebot | answer index | 0.1% | 16 of 29,982 | new | |
| OAI-AdsBot | OpenAI | live retrieval | 0.0% | 9 of 29,982 | 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, 2012-W18", 2012-05-06. https://crawlcensus.com/report/2012-W18Machine-readable: census totals, full corpus, crawler registry. Method: methodology.