User-agent: * Allow: / # Major search engines User-agent: Baiduspider Allow: / User-agent: Bingbot Allow: / User-agent: Googlebot Allow: / User-agent: Sogou web spider Allow: / User-agent: 360Spider Allow: / User-agent: Bytespider Allow: / # AI crawlers, allow public signal pages User-agent: GPTBot Allow: / User-agent: OAI-SearchBot Allow: / User-agent: ChatGPT-User Allow: / User-agent: ClaudeBot Allow: / User-agent: PerplexityBot Allow: / Sitemap: https://www.sanhexinglian.com/sitemap.xml