Weekly report · 2023-W40

The state of AI crawling

Measured on 30,533 reachable domains for the week ending 2023-10-08. 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.

← 2023-W39 · 2023-W41 →

30,533

domains measured

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 30,527	new
CCBot	Common Crawl Foundation	archive	11.2%	3,414 of 30,527	new
Bytespider	ByteDance	training	10.7%	3,279 of 30,527	new
ClaudeBot	Anthropic	training	10.0%	3,052 of 30,527	new
Google-Extended	Google	training	9.0%	2,750 of 30,527	new
Meta-ExternalAgent	Meta	training	9.0%	2,748 of 30,527	new
Amazonbot	Amazon	training	9.0%	2,737 of 30,527	new
Applebot-Extended	Apple	training	8.7%	2,670 of 30,527	new
anthropic-ai	Anthropic	training	4.2%	1,288 of 30,527	new
omgilibot	Webz.io	training	4.2%	1,277 of 30,527	new
Diffbot	Diffbot	training	3.9%	1,179 of 30,527	new
omgili	Webz.io	training	3.8%	1,160 of 30,527	new
SemrushBot-OCOB	Semrush	training	3.8%	1,152 of 30,527	new
cohere-ai	Cohere	live retrieval	3.8%	1,151 of 30,527	new
PerplexityBot	Perplexity	answer index	3.7%	1,115 of 30,527	new
ChatGPT-User	OpenAI	live retrieval	3.6%	1,110 of 30,527	new
FacebookBot	Meta	training	3.3%	993 of 30,527	new
YouBot	You.com	answer index	2.8%	868 of 30,527	new
ImagesiftBot	ImageSift (Hive)	training	2.8%	845 of 30,527	new
Timpibot	Timpi	training	2.7%	836 of 30,527	new
Scrapy	Zyte (open-source framework)	training	2.3%	716 of 30,527	new
OAI-SearchBot	OpenAI	answer index	2.3%	700 of 30,527	new
AI2Bot	Allen Institute for AI	training	2.2%	686 of 30,527	new
cohere-training-data-crawler	Cohere	training	2.0%	599 of 30,527	new
DuckAssistBot	DuckDuckGo	live retrieval	1.8%	535 of 30,527	new
Meta-ExternalFetcher	Meta	live retrieval	1.7%	530 of 30,527	new
PanguBot	Huawei	training	1.7%	520 of 30,527	new
Claude-SearchBot	Anthropic	answer index	1.6%	485 of 30,527	new
Claude-User	Anthropic	live retrieval	1.6%	476 of 30,527	new
Kangaroo Bot	Kangaroo LLM	training	1.5%	462 of 30,527	new
Perplexity-User	Perplexity	live retrieval	1.5%	452 of 30,527	new
MistralAI-User	Mistral AI	live retrieval	1.4%	430 of 30,527	new
Applebot	Apple	answer index	1.2%	367 of 30,527	new
Google-CloudVertexBot	Google	live retrieval	1.2%	359 of 30,527	new
Meta-WebIndexer	Meta	answer index	1.1%	347 of 30,527	new
GoogleOther	Google	training	1.1%	336 of 30,527	new
TikTokSpider	ByteDance	live retrieval	0.8%	256 of 30,527	new
Amzn-SearchBot	Amazon	answer index	0.7%	215 of 30,527	new
Amzn-User	Amazon	live retrieval	0.4%	128 of 30,527	new
MistralAI-Index	Mistral AI	answer index	0.2%	67 of 30,527	new
facebookexternalhit	Meta	live retrieval	0.2%	58 of 30,527	new
MistralAI-Training	Mistral AI	training	0.2%	55 of 30,527	new
Bingbot	Microsoft	answer index	0.1%	44 of 30,527	new
Googlebot-News	Google	answer index	0.1%	40 of 30,527	new
msnbot	Microsoft	answer index	0.1%	24 of 30,527	new
Meta-ExternalAds	Meta	training	0.1%	20 of 30,527	new
Googlebot	Google	answer index	0.1%	16 of 30,527	new
OAI-AdsBot	OpenAI	live retrieval	0.0%	2 of 30,527	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.

Full change log · RSS

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-W40", 2023-10-08. https://crawlcensus.com/report/2023-W40

Machine-readable: census totals, full corpus, crawler registry. Method: methodology.