The state of the walls

Headline numbers from the latest crawl of 1000 tracked sites (652 with readable policy). Snapshot: 2026-08-25

31.4%
block ≥1 AI crawler
52
run default-deny robots.txt (unnamed crawlers get nothing)
10.8%
publish llms.txt
CCBot
most-blocked AI bot (25.5%)

Block rate by bot

CCBot 25.5% Bytespider 25% ClaudeBot 22.9% GPTBot 21.8% meta-externalagent 21.3% Google-Extended 19.8% Applebot-Extended 19.8% PerplexityBot 18.6% Amazonbot 18.4% Perplexity-User 15.6% Claude-User 15.2% ChatGPT-User 14.6% DuckAssistBot 14.6% MistralAI-User 14.6% Claude-SearchBot 14.3% OAI-SearchBot 11.7%

Block rate by site category

CategorySitesBlocking ≥1 botRate
news333193.9%
food6583.3%
entertainment131076.9%
social161168.8%
realestate3266.7%
sports9666.7%
reference161062.5%
health5360%
jobs4250%
auto5240%
ecommerce15533.3%
finance17529.4%
education7228.6%
top1k44810623.7%
travel12216.7%
tech3438.8%
classifieds100%
government800%

Citing these numbers

Data is CC BY 4.0. Cite as "Canicrawl, AI crawler access census, 2026-08-25" with a link. Raw data: latest.json. Methodology: about. Every figure is reproducible from the committed daily snapshots.