Bots by company
Diffbot bots and crawlers
Diffbot extracts structured data from web pages and sells a web knowledge graph.
Diffbot bots at a glance
- Diffbot runs 2 bots listed in this directory.
- They belong to: AI Training Crawlers, AI Assistant Fetchers.
- Each Diffbot bot has its own robots.txt token, so each purpose can be allowed or blocked separately.
- Website: www.diffbot.com
Every Diffbot bot
| Bot | Group | Purpose | robots.txt | For GEO |
|---|---|---|---|---|
| Diffbot | AI Training Crawlers | AI trainingProduct featureReported | Not documented | Your choice |
| Diffbot-User | AI Assistant Fetchers | AI assistantReported | Yes | Allow |
Block or allow all Diffbot bots
The rules below name every Diffbot token in this directory. To block training but keep AI search, delete the search and assistant tokens from the block rule.
robots.txt: block
# Block all Diffbot bots
User-agent: Diffbot
User-agent: Diffbot-User
Disallow: /robots.txt: allow
# Allow all Diffbot bots
User-agent: Diffbot
User-agent: Diffbot-User
Allow: /robots.txt: partial
# Keep all Diffbot bots out of private areas only
User-agent: Diffbot
User-agent: Diffbot-User
Disallow: /wp-admin/
Disallow: /cart/
Disallow: /checkout/
Disallow: /my-account/
Allow: /Nginx
# Nginx: return 403 to all Diffbot bots
if ($http_user_agent ~* "(Diffbot|Diffbot\-User)") {
return 403;
}Apache
# Apache .htaccess: return 403 to all Diffbot bots
RewriteEngine On
RewriteCond %{HTTP_USER_AGENT} (Diffbot|Diffbot\-User) [NC]
RewriteRule .* - [F,L]Cloudflare WAF
# Cloudflare > Security > WAF > Custom rule, action: Block
(http.user_agent contains "Diffbot") or (http.user_agent contains "Diffbot-User")See which of these bots actually reach your website
The AI Log File Analyzer by Justin Hà counts visits from GPTBot, ClaudeBot, PerplexityBot and other AI crawlers in your server log, for free. The GEO Technical Package sets up robots.txt, llms.txt and crawler access for AI search.
