User-agent: * Allow: / # AI answer engines and crawlers — explicitly allowed User-agent: GPTBot Allow: / User-agent: OAI-SearchBot Allow: / User-agent: ChatGPT-User Allow: / User-agent: ClaudeBot Allow: / User-agent: Claude-User Allow: / User-agent: PerplexityBot Allow: / User-agent: Google-Extended Allow: / User-agent: Applebot Allow: / User-agent: Applebot-Extended Allow: / User-agent: Bytespider Allow: / User-agent: Amazonbot Allow: / User-agent: DuckAssistBot Allow: / User-agent: YouBot Allow: / User-agent: Meta-ExternalAgent Allow: / User-agent: CCBot Allow: / Sitemap: https://crsteel.co.uk/sitemap.xml