Weekly report · 2024-W38

The state of AI crawling

Measured on 30,587 reachable domains for the week ending 2024-09-22. 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.

← 2024-W37 · 2024-W39 →

30,587

domains measured

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%	3,444 of 30,572	new
CCBot	Common Crawl Foundation	archive	11.0%	3,374 of 30,572	new
Bytespider	ByteDance	training	10.6%	3,235 of 30,572	new
ClaudeBot	Anthropic	training	9.9%	3,018 of 30,572	new
Google-Extended	Google	training	8.9%	2,723 of 30,572	new
Meta-ExternalAgent	Meta	training	8.9%	2,719 of 30,572	new
Amazonbot	Amazon	training	8.8%	2,696 of 30,572	new
Applebot-Extended	Apple	training	8.6%	2,643 of 30,572	new
anthropic-ai	Anthropic	training	4.1%	1,258 of 30,572	new
omgilibot	Webz.io	training	4.1%	1,239 of 30,572	new
Diffbot	Diffbot	training	3.7%	1,140 of 30,572	new
omgili	Webz.io	training	3.7%	1,128 of 30,572	new
SemrushBot-OCOB	Semrush	training	3.7%	1,128 of 30,572	new
cohere-ai	Cohere	live retrieval	3.7%	1,120 of 30,572	new
PerplexityBot	Perplexity	answer index	3.6%	1,086 of 30,572	new
ChatGPT-User	OpenAI	live retrieval	3.5%	1,082 of 30,572	new
FacebookBot	Meta	training	3.2%	971 of 30,572	new
YouBot	You.com	answer index	2.7%	839 of 30,572	new
ImagesiftBot	ImageSift (Hive)	training	2.7%	823 of 30,572	new
Timpibot	Timpi	training	2.7%	820 of 30,572	new
Scrapy	Zyte (open-source framework)	training	2.2%	686 of 30,572	new
OAI-SearchBot	OpenAI	answer index	2.2%	669 of 30,572	new
AI2Bot	Allen Institute for AI	training	2.2%	665 of 30,572	new
cohere-training-data-crawler	Cohere	training	1.9%	588 of 30,572	new
DuckAssistBot	DuckDuckGo	live retrieval	1.7%	518 of 30,572	new
Meta-ExternalFetcher	Meta	live retrieval	1.7%	514 of 30,572	new
PanguBot	Huawei	training	1.7%	509 of 30,572	new
Claude-SearchBot	Anthropic	answer index	1.6%	476 of 30,572	new
Claude-User	Anthropic	live retrieval	1.5%	461 of 30,572	new
Kangaroo Bot	Kangaroo LLM	training	1.5%	454 of 30,572	new
Perplexity-User	Perplexity	live retrieval	1.4%	440 of 30,572	new
MistralAI-User	Mistral AI	live retrieval	1.3%	412 of 30,572	new
Applebot	Apple	answer index	1.2%	358 of 30,572	new
Google-CloudVertexBot	Google	live retrieval	1.1%	348 of 30,572	new
Meta-WebIndexer	Meta	answer index	1.1%	333 of 30,572	new
GoogleOther	Google	training	1.0%	316 of 30,572	new
TikTokSpider	ByteDance	live retrieval	0.8%	244 of 30,572	new
Amzn-SearchBot	Amazon	answer index	0.7%	206 of 30,572	new
Amzn-User	Amazon	live retrieval	0.4%	116 of 30,572	new
MistralAI-Index	Mistral AI	answer index	0.2%	68 of 30,572	new
facebookexternalhit	Meta	live retrieval	0.2%	58 of 30,572	new
MistralAI-Training	Mistral AI	training	0.2%	54 of 30,572	new
Bingbot	Microsoft	answer index	0.1%	45 of 30,572	new
Googlebot-News	Google	answer index	0.1%	40 of 30,572	new
msnbot	Microsoft	answer index	0.1%	26 of 30,572	new
Meta-ExternalAds	Meta	training	0.1%	19 of 30,572	new
Googlebot	Google	answer index	0.1%	16 of 30,572	new
OAI-AdsBot	OpenAI	live retrieval	0.0%	2 of 30,572	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, 2024-W38", 2024-09-22. https://crawlcensus.com/report/2024-W38

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