ChatGLM-Spider user agent
Operated by Zhipu AI
ChatGLM-Spider is the crawler of Zhipu AI, reported as collecting web data for the GLM models behind ChatGLM.
The ChatGLM-Spider bot at a glance
- ChatGLM-Spider is operated by Zhipu AI and collects public web pages that may be used to train AI models.
- The robots.txt token for ChatGLM-Spider is ChatGLM-Spider.
- Blocking an AI training crawler has no effect on Google or Bing rankings.
- ChatGLM-Spider robots.txt support: Not documented.
- Recommendation for Generative Engine Optimization (GEO): Your choice.
What is ChatGLM-Spider?
ChatGLM-Spider is linked to Zhipu AI, one of the leading large-model companies in China.
Zhipu AI has not published a crawler page that names it.
Should you block ChatGLM-Spider?
Blocking ChatGLM-Spider is a business decision: it protects your content but can lower how well AI products know your brand.
| Effect on search rankings | Blocking an AI training crawler has no effect on Google or Bing rankings. |
|---|---|
| Effect on AI visibility | Blocking keeps your future pages out of that company's training data, so its models may know less about your brand over time. It does not remove you from that company's AI search, which uses a separate bot. |
| Follows robots.txt | Not documented |
| Recommendation | Your choice |
How to block or allow ChatGLM-Spider
Put the robots.txt rule in the file at the root of every domain and subdomain, for example https://example.com/robots.txt. The token ChatGLM-Spider is matched case-insensitively. robots.txt alone may not stop ChatGLM-Spider, so add the Nginx, Apache or Cloudflare rule as well.
robots.txt: block
# Block ChatGLM-Spider
User-agent: ChatGLM-Spider
Disallow: /robots.txt: allow
# Allow ChatGLM-Spider
User-agent: ChatGLM-Spider
Allow: /robots.txt: partial
# Keep ChatGLM-Spider out of private areas only
User-agent: ChatGLM-Spider
Disallow: /wp-admin/
Disallow: /cart/
Disallow: /checkout/
Disallow: /my-account/
Allow: /Nginx
# Nginx: return 403 to ChatGLM-Spider
if ($http_user_agent ~* "(ChatGLM\-Spider)") {
return 403;
}Apache
# Apache .htaccess: return 403 to ChatGLM-Spider
RewriteEngine On
RewriteCond %{HTTP_USER_AGENT} (ChatGLM\-Spider) [NC]
RewriteRule .* - [F,L]Cloudflare WAF
# Cloudflare > Security > WAF > Custom rule, action: Block
(http.user_agent contains "ChatGLM-Spider")How to verify real ChatGLM-Spider traffic
Zhipu AI publishes no IP list or reverse DNS pattern for ChatGLM-Spider, so the user agent cannot be verified. Anyone can send the same string. Rate-limit unusual volume instead of trusting the name.
How to find ChatGLM-Spider in your server logs
Search the web server access log for the token. The command below counts ChatGLM-Spider requests per URL on Nginx or Apache.
grep -i "ChatGLM-Spider" access.log | awk '{print $7}' | sort | uniq -c | sort -rn | head -20For a full report per AI bot, upload the log to the AI Log File Analyzer, a free tool by Justin Hà.
ChatGLM-Spider user agent string
The full user agent Zhipu AI publishes for ChatGLM-Spider. Version numbers such as Chrome/W.X.Y.Z change over time, so match the token, not the whole string.
Mozilla/5.0 (compatible; ChatGLM-Spider/1.0; +https://chatglm.cn/)ChatGLM-Spider FAQ
ChatGLM-Spider identifies itself with the robots.txt token "ChatGLM-Spider". A typical request header reads: Mozilla/5.0 (compatible; ChatGLM-Spider/1.0; +https://chatglm.cn/)
Zhipu AI has not documented how ChatGLM-Spider treats robots.txt. Add a robots.txt rule and back it with a server rule if the traffic matters to you.
Blocking an AI training crawler has no effect on Google or Bing rankings. Blocking keeps your future pages out of that company's training data, so its models may know less about your brand over time. It does not remove you from that company's AI search, which uses a separate bot.
Add two lines to the robots.txt file at the root of each domain and subdomain: "User-agent: ChatGLM-Spider" followed by "Disallow: /". The token is case-insensitive. Changes can take up to 24 hours to be picked up.
Not reliably. Zhipu AI publishes no IP list or reverse DNS pattern for ChatGLM-Spider, so anyone can send the same user agent. Rate-limit unusual volume instead of trusting the name.
Search your server access log for "ChatGLM-Spider", for example with: grep -i "ChatGLM-Spider" access.log. The AI Log File Analyzer by Justin Hà counts visits per AI bot from an uploaded log file.
Sources: Public bot registry. Last reviewed by Justin Hà.
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.
