Kimi-Agent user agent
Operated by Moonshot AI
Kimi-Agent is a Moonshot AI user agent reported for Kimi's browsing agent, which completes tasks on websites.
The Kimi-Agent bot at a glance
- Kimi-Agent is operated by Moonshot AI and loads web pages in a browser to complete tasks on behalf of a user.
- The robots.txt token for Kimi-Agent is Kimi-Agent.
- Blocking an AI agent has no effect on search rankings.
- Kimi-Agent robots.txt support: Not documented.
- Recommendation for Generative Engine Optimization (GEO): Your choice.
What is Kimi-Agent?
Kimi-Agent browses and acts on websites while finishing tasks for Kimi users.
Its robots.txt behaviour is not documented.
Should you block Kimi-Agent?
Blocking Kimi-Agent 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 agent has no effect on search rankings. |
|---|---|
| Effect on AI visibility | Blocking stops agents from completing tasks on your website for their users, which can cost bookings or sales that agents would have made. |
| Follows robots.txt | Not documented |
| Recommendation | Your choice |
How to block or allow Kimi-Agent
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 Kimi-Agent is matched case-insensitively. robots.txt alone may not stop Kimi-Agent, so add the Nginx, Apache or Cloudflare rule as well.
robots.txt: block
# Block Kimi-Agent
User-agent: Kimi-Agent
Disallow: /robots.txt: allow
# Allow Kimi-Agent
User-agent: Kimi-Agent
Allow: /robots.txt: partial
# Keep Kimi-Agent out of private areas only
User-agent: Kimi-Agent
Disallow: /wp-admin/
Disallow: /cart/
Disallow: /checkout/
Disallow: /my-account/
Allow: /Nginx
# Nginx: return 403 to Kimi-Agent
if ($http_user_agent ~* "(Kimi\-Agent)") {
return 403;
}Apache
# Apache .htaccess: return 403 to Kimi-Agent
RewriteEngine On
RewriteCond %{HTTP_USER_AGENT} (Kimi\-Agent) [NC]
RewriteRule .* - [F,L]Cloudflare WAF
# Cloudflare > Security > WAF > Custom rule, action: Block
(http.user_agent contains "Kimi-Agent")How to verify real Kimi-Agent traffic
Moonshot AI publishes no IP list or reverse DNS pattern for Kimi-Agent, 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 Kimi-Agent in your server logs
Search the web server access log for the token. The command below counts Kimi-Agent requests per URL on Nginx or Apache.
grep -i "Kimi-Agent" 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.
Kimi-Agent FAQ
Kimi-Agent uses the robots.txt token "Kimi-Agent". Moonshot AI does not publish a full user-agent string, so match the token inside the User-Agent header.
Moonshot AI has not documented how Kimi-Agent treats robots.txt. Add a robots.txt rule and back it with a server rule if the traffic matters to you.
Blocking an AI agent has no effect on search rankings. Blocking stops agents from completing tasks on your website for their users, which can cost bookings or sales that agents would have made.
Add two lines to the robots.txt file at the root of each domain and subdomain: "User-agent: Kimi-Agent" followed by "Disallow: /". The token is case-insensitive. Changes can take up to 24 hours to be picked up.
Not reliably. Moonshot AI publishes no IP list or reverse DNS pattern for Kimi-Agent, so anyone can send the same user agent. Rate-limit unusual volume instead of trusting the name.
Search your server access log for "Kimi-Agent", for example with: grep -i "Kimi-Agent" 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.
