Weekly report · 2023-W33
The state of AI crawling
Measured on 30,539 reachable domains for the week ending 2023-08-20. 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.
30,539
domains measured
7%
block an answer engine
18%
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% | 3,477 of 30,537 | new |
| CCBot | Common Crawl Foundation | archive | 11.2% | 3,414 of 30,537 | new |
| Bytespider | ByteDance | training | 10.7% | 3,279 of 30,537 | new |
| ClaudeBot | Anthropic | training | 10.0% | 3,053 of 30,537 | new |
| Google-Extended | training | 9.0% | 2,751 of 30,537 | new | |
| Meta-ExternalAgent | Meta | training | 9.0% | 2,750 of 30,537 | new |
| Amazonbot | Amazon | training | 9.0% | 2,738 of 30,537 | new |
| Applebot-Extended | Apple | training | 8.8% | 2,674 of 30,537 | new |
| anthropic-ai | Anthropic | training | 4.2% | 1,287 of 30,537 | new |
| omgilibot | Webz.io | training | 4.2% | 1,277 of 30,537 | new |
| Diffbot | Diffbot | training | 3.9% | 1,179 of 30,537 | new |
| omgili | Webz.io | training | 3.8% | 1,160 of 30,537 | new |
| cohere-ai | Cohere | live retrieval | 3.8% | 1,150 of 30,537 | new |
| SemrushBot-OCOB | Semrush | training | 3.8% | 1,148 of 30,537 | new |
| PerplexityBot | Perplexity | answer index | 3.6% | 1,114 of 30,537 | new |
| ChatGPT-User | OpenAI | live retrieval | 3.6% | 1,109 of 30,537 | new |
| FacebookBot | Meta | training | 3.3% | 993 of 30,537 | new |
| YouBot | You.com | answer index | 2.8% | 868 of 30,537 | new |
| ImagesiftBot | ImageSift (Hive) | training | 2.8% | 844 of 30,537 | new |
| Timpibot | Timpi | training | 2.7% | 836 of 30,537 | new |
| Scrapy | Zyte (open-source framework) | training | 2.3% | 716 of 30,537 | new |
| OAI-SearchBot | OpenAI | answer index | 2.3% | 698 of 30,537 | new |
| AI2Bot | Allen Institute for AI | training | 2.2% | 686 of 30,537 | new |
| cohere-training-data-crawler | Cohere | training | 2.0% | 598 of 30,537 | new |
| DuckAssistBot | DuckDuckGo | live retrieval | 1.7% | 534 of 30,537 | new |
| Meta-ExternalFetcher | Meta | live retrieval | 1.7% | 530 of 30,537 | new |
| PanguBot | Huawei | training | 1.7% | 519 of 30,537 | new |
| Claude-SearchBot | Anthropic | answer index | 1.6% | 483 of 30,537 | new |
| Claude-User | Anthropic | live retrieval | 1.6% | 475 of 30,537 | new |
| Kangaroo Bot | Kangaroo LLM | training | 1.5% | 461 of 30,537 | new |
| Perplexity-User | Perplexity | live retrieval | 1.5% | 451 of 30,537 | new |
| MistralAI-User | Mistral AI | live retrieval | 1.4% | 429 of 30,537 | new |
| Applebot | Apple | answer index | 1.2% | 367 of 30,537 | new |
| Google-CloudVertexBot | live retrieval | 1.2% | 358 of 30,537 | new | |
| Meta-WebIndexer | Meta | answer index | 1.1% | 348 of 30,537 | new |
| GoogleOther | training | 1.1% | 336 of 30,537 | new | |
| TikTokSpider | ByteDance | live retrieval | 0.8% | 254 of 30,537 | new |
| Amzn-SearchBot | Amazon | answer index | 0.7% | 216 of 30,537 | new |
| Amzn-User | Amazon | live retrieval | 0.4% | 129 of 30,537 | new |
| MistralAI-Index | Mistral AI | answer index | 0.2% | 67 of 30,537 | new |
| facebookexternalhit | Meta | live retrieval | 0.2% | 57 of 30,537 | new |
| MistralAI-Training | Mistral AI | training | 0.2% | 55 of 30,537 | new |
| Bingbot | Microsoft | answer index | 0.1% | 43 of 30,537 | new |
| Googlebot-News | answer index | 0.1% | 39 of 30,537 | new | |
| msnbot | Microsoft | answer index | 0.1% | 24 of 30,537 | new |
| Meta-ExternalAds | Meta | training | 0.1% | 20 of 30,537 | new |
| Googlebot | answer index | 0.1% | 16 of 30,537 | new | |
| OAI-AdsBot | OpenAI | live retrieval | 0.0% | 2 of 30,537 | 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, 2023-W33", 2023-08-20. https://crawlcensus.com/report/2023-W33Machine-readable: census totals, full corpus, crawler registry. Method: methodology.