User-agent: * # AI search, AI answers and AI training are all allowed (owner decision, 2026-10-26). Content-Signal: search=yes, ai-input=yes, ai-train=yes Allow: / User-agent: OAI-SearchBot Allow: / User-agent: GPTBot Allow: / User-agent: ChatGPT-User Allow: / User-agent: ClaudeBot Allow: / User-agent: Claude-User Allow: / User-agent: Claude-SearchBot Allow: / User-agent: anthropic-ai Allow: / User-agent: PerplexityBot Allow: / User-agent: Perplexity-User Allow: / User-agent: CCBot Allow: / User-agent: Google-Extended Allow: / Sitemap: https://chain305.com/sitemap-index.xml