B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Recent
300
300 -- domains blocking ai crawler for GPTBot (2025)
GPTBot was disallowed by more than 300 of the top 10,000 domains according to Cloudflare's 2025 analysis.
- applies to top 10,000 domains
- more than 300 domains
Attribution:
View source
Lighthouse Research Team
Last verified:
·
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Source verified
Evidence graded
Value
300
Unit
Count
Data Vintage
2025
Entity
Sample Size
10,000
Evidence Quality
B
Strong, reliable evidence
Sourced from a well-regarded research firm or industry leader with transparent methodology and a reasonably large sample.
Single source - not yet corroborated
Score breakdown
Extraction
50
Source Trust
60
Citation Chain
20
Independence
30
Methodology
45
Freshness
95
Source
Cloudflare
Primary
Tier C
https://nuxtseo.com/learn-seo/nuxt/controlling-crawlers ↗
Source Article
Control Web Crawlers and Crawl Budget in Nuxt · Nuxt SEO
Control Web Crawlers and Crawl Budget in Nuxt
Web crawlers determine what gets indexed and how often. Controlling them affects your crawl budget: the set of URLs Google can and wants to crawl on your site. It also means guiding AI bots to your best content while blocking the ones that scrape it for …
Original Research
Cloudflare
· Original study ↗
Methodology
Cloudflare analysis of top 10,000 domains blocking GPTBot; cited secondhand by Nuxt SEO
Methodology documented
Segmentation
IndustryTechnology
RoleSEO Specialist
Channelsearch
Cite this stat
Plain Text
GPTBot: 300 domains blocking ai crawler. Source: Cloudflare (2025). Via Lighthouse Intelligence -- https://lighthousedata.io/data/gptbot-blocked-top-domains-2025
HTML Embed
<blockquote cite="https://lighthousedata.io/data/gptbot-blocked-top-domains-2025" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>300</strong> -- domains blocking ai crawler for GPTBot<br><small>Source: Cloudflare (2025) · <a href="https://lighthousedata.io/data/gptbot-blocked-top-domains-2025" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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