Weekly report · 2018-W47
The state of AI crawling
Measured on 30,509 reachable domains for the week ending 2018-11-25. 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.
30,509
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 | 11.4% | 3,468 of 30,507 | new |
| CCBot | Common Crawl Foundation | archive | 11.2% | 3,405 of 30,507 | new |
| Bytespider | ByteDance | training | 10.7% | 3,275 of 30,507 | new |
| ClaudeBot | Anthropic | training | 10.0% | 3,046 of 30,507 | new |
| Google-Extended | training | 9.0% | 2,746 of 30,507 | new | |
| Meta-ExternalAgent | Meta | training | 9.0% | 2,742 of 30,507 | new |
| Amazonbot | Amazon | training | 9.0% | 2,736 of 30,507 | new |
| Applebot-Extended | Apple | training | 8.8% | 2,673 of 30,507 | new |
| anthropic-ai | Anthropic | training | 4.2% | 1,278 of 30,507 | new |
| omgilibot | Webz.io | training | 4.2% | 1,272 of 30,507 | new |
| Diffbot | Diffbot | training | 3.9% | 1,177 of 30,507 | new |
| omgili | Webz.io | training | 3.8% | 1,156 of 30,507 | new |
| cohere-ai | Cohere | live retrieval | 3.8% | 1,148 of 30,507 | new |
| SemrushBot-OCOB | Semrush | training | 3.7% | 1,135 of 30,507 | new |
| PerplexityBot | Perplexity | answer index | 3.6% | 1,107 of 30,507 | new |
| ChatGPT-User | OpenAI | live retrieval | 3.6% | 1,100 of 30,507 | new |
| FacebookBot | Meta | training | 3.3% | 993 of 30,507 | new |
| YouBot | You.com | answer index | 2.8% | 869 of 30,507 | new |
| ImagesiftBot | ImageSift (Hive) | training | 2.8% | 840 of 30,507 | new |
| Timpibot | Timpi | training | 2.7% | 835 of 30,507 | new |
| Scrapy | Zyte (open-source framework) | training | 2.3% | 710 of 30,507 | new |
| OAI-SearchBot | OpenAI | answer index | 2.3% | 688 of 30,507 | new |
| AI2Bot | Allen Institute for AI | training | 2.2% | 686 of 30,507 | new |
| cohere-training-data-crawler | Cohere | training | 2.0% | 597 of 30,507 | new |
| DuckAssistBot | DuckDuckGo | live retrieval | 1.7% | 530 of 30,507 | new |
| Meta-ExternalFetcher | Meta | live retrieval | 1.7% | 529 of 30,507 | new |
| PanguBot | Huawei | training | 1.7% | 519 of 30,507 | new |
| Claude-SearchBot | Anthropic | answer index | 1.6% | 482 of 30,507 | new |
| Claude-User | Anthropic | live retrieval | 1.6% | 475 of 30,507 | new |
| Kangaroo Bot | Kangaroo LLM | training | 1.5% | 460 of 30,507 | new |
| Perplexity-User | Perplexity | live retrieval | 1.5% | 448 of 30,507 | new |
| MistralAI-User | Mistral AI | live retrieval | 1.4% | 428 of 30,507 | new |
| Applebot | Apple | answer index | 1.2% | 355 of 30,507 | new |
| Google-CloudVertexBot | live retrieval | 1.2% | 354 of 30,507 | new | |
| Meta-WebIndexer | Meta | answer index | 1.1% | 349 of 30,507 | new |
| GoogleOther | training | 1.1% | 334 of 30,507 | new | |
| TikTokSpider | ByteDance | live retrieval | 0.8% | 255 of 30,507 | new |
| Amzn-SearchBot | Amazon | answer index | 0.7% | 219 of 30,507 | new |
| Amzn-User | Amazon | live retrieval | 0.4% | 130 of 30,507 | new |
| MistralAI-Index | Mistral AI | answer index | 0.2% | 68 of 30,507 | new |
| facebookexternalhit | Meta | live retrieval | 0.2% | 57 of 30,507 | new |
| MistralAI-Training | Mistral AI | training | 0.2% | 55 of 30,507 | new |
| Bingbot | Microsoft | answer index | 0.1% | 40 of 30,507 | new |
| Googlebot-News | answer index | 0.1% | 38 of 30,507 | new | |
| msnbot | Microsoft | answer index | 0.1% | 25 of 30,507 | new |
| Meta-ExternalAds | Meta | training | 0.1% | 20 of 30,507 | new |
| Googlebot | answer index | 0.1% | 16 of 30,507 | new | |
| OAI-AdsBot | OpenAI | live retrieval | 0.0% | 2 of 30,507 | 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, 2018-W47", 2018-11-25. https://crawlcensus.com/report/2018-W47Machine-readable: census totals, full corpus, crawler registry. Method: methodology.