# Public marketing, documentation, research, and media are open to crawlers. # Machine-readable site guide: https://www.helena.bio/llms.txt # Public read-only MCP server: https://api.helena.bio/ask/v1/mcp # Official MCP identity: io.github.helena-bioinformatics/ask-helena User-agent: OAI-SearchBot User-agent: GPTBot User-agent: ChatGPT-User User-agent: ClaudeBot User-agent: Claude-SearchBot User-agent: Claude-User User-agent: PerplexityBot User-agent: Perplexity-User User-agent: Googlebot User-agent: Googlebot-Image User-agent: Googlebot-Video User-agent: Google-Extended User-agent: Google-CloudVertexBot User-agent: Applebot User-agent: Applebot-Extended User-agent: bingbot User-agent: DuckDuckBot User-agent: YandexBot User-agent: Yeti User-agent: MojeekBot User-agent: CCBot User-agent: Amazonbot User-agent: Bytespider User-agent: meta-externalagent User-agent: meta-externalfetcher User-agent: FacebookBot User-agent: DuckAssistBot User-agent: MistralAI-User Content-Signal: search=yes, ai-input=yes, ai-train=yes Allow: / Disallow: /partners/login Disallow: /api/ User-agent: * Content-Signal: search=yes, ai-input=yes, ai-train=yes Allow: / Disallow: /partners/login Disallow: /api/ Sitemap: https://www.helena.bio/sitemap.xml