Weekly report · 2016-W16
The state of AI crawling
Measured on 30,485 reachable domains for the week ending 2016-04-24. 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.
30,485
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 | 11.3% | 3,430 of 30,480 | new |
| CCBot | Common Crawl Foundation | archive | 11.1% | 3,377 of 30,480 | new |
| Bytespider | ByteDance | training | 10.7% | 3,247 of 30,480 | new |
| ClaudeBot | Anthropic | training | 9.9% | 3,013 of 30,480 | new |
| Meta-ExternalAgent | Meta | training | 8.9% | 2,727 of 30,480 | new |
| Google-Extended | training | 8.9% | 2,717 of 30,480 | new | |
| Amazonbot | Amazon | training | 8.9% | 2,713 of 30,480 | new |
| Applebot-Extended | Apple | training | 8.7% | 2,660 of 30,480 | new |
| anthropic-ai | Anthropic | training | 4.1% | 1,263 of 30,480 | new |
| omgilibot | Webz.io | training | 4.1% | 1,244 of 30,480 | new |
| cohere-ai | Cohere | live retrieval | 3.8% | 1,153 of 30,480 | new |
| Diffbot | Diffbot | training | 3.8% | 1,152 of 30,480 | new |
| SemrushBot-OCOB | Semrush | training | 3.7% | 1,132 of 30,480 | new |
| omgili | Webz.io | training | 3.7% | 1,130 of 30,480 | new |
| PerplexityBot | Perplexity | answer index | 3.6% | 1,084 of 30,480 | new |
| ChatGPT-User | OpenAI | live retrieval | 3.5% | 1,078 of 30,480 | new |
| FacebookBot | Meta | training | 3.2% | 972 of 30,480 | new |
| YouBot | You.com | answer index | 2.9% | 879 of 30,480 | new |
| ImagesiftBot | ImageSift (Hive) | training | 2.7% | 831 of 30,480 | new |
| Timpibot | Timpi | training | 2.7% | 826 of 30,480 | new |
| Scrapy | Zyte (open-source framework) | training | 2.4% | 728 of 30,480 | new |
| OAI-SearchBot | OpenAI | answer index | 2.2% | 675 of 30,480 | new |
| AI2Bot | Allen Institute for AI | training | 2.2% | 674 of 30,480 | new |
| cohere-training-data-crawler | Cohere | training | 2.0% | 596 of 30,480 | new |
| Meta-ExternalFetcher | Meta | live retrieval | 1.7% | 530 of 30,480 | new |
| DuckAssistBot | DuckDuckGo | live retrieval | 1.7% | 523 of 30,480 | new |
| PanguBot | Huawei | training | 1.7% | 504 of 30,480 | new |
| Claude-SearchBot | Anthropic | answer index | 1.6% | 475 of 30,480 | new |
| Claude-User | Anthropic | live retrieval | 1.5% | 467 of 30,480 | new |
| Kangaroo Bot | Kangaroo LLM | training | 1.5% | 450 of 30,480 | new |
| Perplexity-User | Perplexity | live retrieval | 1.4% | 440 of 30,480 | new |
| MistralAI-User | Mistral AI | live retrieval | 1.4% | 420 of 30,480 | new |
| Google-CloudVertexBot | live retrieval | 1.2% | 354 of 30,480 | new | |
| Meta-WebIndexer | Meta | answer index | 1.2% | 352 of 30,480 | new |
| Applebot | Apple | answer index | 1.1% | 340 of 30,480 | new |
| GoogleOther | training | 1.1% | 331 of 30,480 | new | |
| TikTokSpider | ByteDance | live retrieval | 0.8% | 255 of 30,480 | new |
| Amzn-SearchBot | Amazon | answer index | 0.7% | 213 of 30,480 | new |
| Amzn-User | Amazon | live retrieval | 0.4% | 130 of 30,480 | new |
| MistralAI-Index | Mistral AI | answer index | 0.2% | 73 of 30,480 | new |
| facebookexternalhit | Meta | live retrieval | 0.2% | 59 of 30,480 | new |
| MistralAI-Training | Mistral AI | training | 0.2% | 58 of 30,480 | new |
| Bingbot | Microsoft | answer index | 0.1% | 40 of 30,480 | new |
| Googlebot-News | answer index | 0.1% | 39 of 30,480 | new | |
| msnbot | Microsoft | answer index | 0.1% | 27 of 30,480 | new |
| Meta-ExternalAds | Meta | training | 0.1% | 20 of 30,480 | new |
| Googlebot | answer index | 0.1% | 16 of 30,480 | new | |
| OAI-AdsBot | OpenAI | live retrieval | 0.0% | 3 of 30,480 | 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, 2016-W16", 2016-04-24. https://crawlcensus.com/report/2016-W16Machine-readable: census totals, full corpus, crawler registry. Method: methodology.