Be findable and citable in assistants without contributing to training corpora.
curl -s https://www.pathwren.workers.dev/robots/allow-ai-search-only.txt >> robots.txt
The inverse framing of block-ai-training, written as an allowlist so the default for anything new is deny. Fetches a user explicitly asked for stay allowed, because refusing those produces a visible error for a real person who wanted your page.
Amazonbot · Applebot · Baiduspider · bingbot · ChatGPT-User · Claude-SearchBot · Claude-User · Claude-Web · cohere-ai · DuckAssistBot · DuckDuckBot · facebookexternalhit · Google-CloudVertexBot · Googlebot · Googlebot-Image · Googlebot-News · meta-externalfetcher · MistralAI-User · OAI-SearchBot · Perplexity-User · PerplexityBot · PetalBot · SeznamBot · Storebot-Google · Timpibot · YandexBot · Yeti · YouBot
/robots/allow-ai-search-only.txt · json
# AI Crawler Index — policy: allow-ai-search-only # Allow AI search and user fetches, block the rest # Be findable and citable in assistants without contributing to training corpora. # Generated 2026-09-01 from https://www.pathwren.workers.dev/policy/allow-ai-search-only.html # 28 crawlers named. Paste into robots.txt at your document root. User-agent: Amazonbot Allow: / User-agent: Applebot Allow: / User-agent: Baiduspider Allow: / User-agent: bingbot Allow: / User-agent: ChatGPT-User Allow: / User-agent: Claude-SearchBot Allow: / User-agent: Claude-User Allow: / User-agent: Claude-Web # control token, no crawler uses this user-agent Allow: / User-agent: cohere-ai Allow: / User-agent: DuckAssistBot Allow: / User-agent: DuckDuckBot Allow: / User-agent: facebookexternalhit Allow: / User-agent: Google-CloudVertexBot Allow: / User-agent: Googlebot Allow: / User-agent: Googlebot-Image Allow: / User-agent: Googlebot-News Allow: / User-agent: meta-externalfetcher Allow: / User-agent: MistralAI-User Allow: / User-agent: OAI-SearchBot Allow: / User-agent: Perplexity-User # operator states robots.txt does not apply; enforce at the edge Allow: / User-agent: PerplexityBot Allow: / User-agent: PetalBot Allow: / User-agent: SeznamBot Allow: / User-agent: Storebot-Google Allow: / User-agent: Timpibot Allow: / User-agent: YandexBot Allow: / User-agent: Yeti Allow: / User-agent: YouBot Allow: / # Anything not named above is refused. User-agent: * Disallow: / Sitemap: https://www.pathwren.workers.dev/sitemap.xml