bigsur.ai
Big Sur AI's web agent crawler
About this crawler
bigsur.ai is a web crawler identified by the regular-expression pattern bigsur\.ai in the User-Agent request header. It is categorised as ai-crawler. Use the regex above to detect, log, allow, or block bigsur.ai traffic in your web server, CDN edge rules, or robots.txt.
Block-rate · top 25k sites
0.72%
Technical details
- Name
- bigsur.ai
- Pattern
bigsur\.ai- Tags
- ai-crawler
- Reference
- https://bigsur.ai/
- Added
- 2026/04/26
- Instances
- 1 known sample(s)
Sample User-Agent strings
bigsur.ai
Block this crawler
robots.txt — disallow bigsur.ai:
User-agent: bigsur.ai
Disallow: /
Apache .htaccess — return 403:
RewriteEngine On
RewriteCond %{HTTP_USER_AGENT} bigsur\.ai [NC]
RewriteRule .* - [F,L]
Nginx — return 403 inside a server block:
if ($http_user_agent ~* "bigsur\\.ai") {
return 403;
}
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