# AI content-usage preferences — contentsignals.org User-agent: * Content-Signal: ai-train=yes, search=yes, ai-input=yes Allow: / Disallow: /retire User-agent: GPTBot User-agent: OAI-SearchBot User-agent: ChatGPT-User User-agent: ClaudeBot User-agent: Claude-User User-agent: Claude-SearchBot User-agent: anthropic-ai User-agent: PerplexityBot User-agent: Perplexity-User User-agent: Google-Extended User-agent: Applebot-Extended User-agent: CCBot User-agent: Amazonbot User-agent: Meta-ExternalAgent User-agent: cohere-ai User-agent: MistralAI-User User-agent: DuckAssistBot User-agent: YouBot Content-Signal: ai-train=yes, search=yes, ai-input=yes Allow: / Disallow: /retire Sitemap: https://frankponcelet.com/sitemap.xml