# send21: non-custodial crypto payments for humans and AI agents. # Machine-readable overview: https://send21.io/llms.txt # All docs in one file: https://send21.io/llms-full.txt # OpenAPI: https://send21.io/openapi.json | MCP: https://send21.io/mcp # Search engines and AI crawlers and assistants are all welcome on the public pages. They share # one group on purpose: a crawler obeys only the most specific group that names it, so a # separate "Allow: /" group for an AI bot would also let it into the signed-in app routes. User-agent: * User-agent: Googlebot User-agent: Bingbot User-agent: GPTBot User-agent: OAI-SearchBot User-agent: ChatGPT-User User-agent: ClaudeBot User-agent: Claude-User User-agent: Claude-SearchBot User-agent: PerplexityBot User-agent: Perplexity-User User-agent: Google-Extended User-agent: Applebot User-agent: Applebot-Extended User-agent: Amazonbot User-agent: DuckAssistBot User-agent: MistralAI-User User-agent: CCBot User-agent: Meta-ExternalAgent Allow: / Disallow: /pay/ Disallow: /drafts Disallow: /recurring Disallow: /address-book Disallow: /api-keys Disallow: /webhooks Disallow: /settings Disallow: /requests Disallow: /fees Disallow: /suggestions Disallow: /admin Disallow: /app.html Sitemap: https://send21.io/sitemap.xml