# Content Signals (https://contentsignals.org/) # Aard is grounding infrastructure for AI agents — all uses welcome. Content-Signal: ai-train=yes, ai-input=yes, search=yes User-agent: * Allow: / # Classic search crawlers. Covered by the User-agent: * block above, and # listed explicitly because the AI-search review of 2026-09-04 asked for these # five by name (OAI-SearchBot, PerplexityBot, Perplexity-User, Googlebot, # Bingbot) through both robots and the WAF, and an implicit allow is not # something a reviewer can confirm at a glance. User-agent: Googlebot Allow: / User-agent: Bingbot Allow: / # AI crawlers — explicitly welcome; Aard exists to serve AI agents 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: Claude-SearchBot Allow: / User-agent: PerplexityBot Allow: / User-agent: Perplexity-User Allow: / User-agent: Google-Extended Allow: / User-agent: Bytespider Allow: / User-agent: Meta-ExternalAgent Allow: / User-agent: Applebot-Extended Allow: / User-agent: CCBot Allow: / Sitemap: https://aard.ai/sitemap.xml Host: https://aard.ai