# Zillapi robots.txt
#
# Content-Signal preferences (contentsignals.org, draft-romm-aipref-contentsignals):
#   search=yes    let traditional search index
#   ai-input=yes  let AI assistants ground answers in this site (Overviews,
#                 ChatGPT/Claude/Perplexity browsing, RAG)
#   ai-train=yes  permit use as training data for AI models
#
# Zillapi is a developer-facing API with a marketing site. The content is
# meant to be discovered, cited, and learned-from by AI systems. Every
# allowed crawler gets the same affirmative signals.

User-agent: *
Content-Signal: search=yes, ai-input=yes, ai-train=yes
Allow: /

User-agent: GPTBot
Content-Signal: search=yes, ai-input=yes, ai-train=yes
Allow: /

User-agent: ChatGPT-User
Content-Signal: search=yes, ai-input=yes, ai-train=yes
Allow: /

User-agent: OAI-SearchBot
Content-Signal: search=yes, ai-input=yes, ai-train=yes
Allow: /

User-agent: ClaudeBot
Content-Signal: search=yes, ai-input=yes, ai-train=yes
Allow: /

User-agent: anthropic-ai
Content-Signal: search=yes, ai-input=yes, ai-train=yes
Allow: /

User-agent: Claude-Web
Content-Signal: search=yes, ai-input=yes, ai-train=yes
Allow: /

User-agent: PerplexityBot
Content-Signal: search=yes, ai-input=yes, ai-train=yes
Allow: /

User-agent: Perplexity-User
Content-Signal: search=yes, ai-input=yes, ai-train=yes
Allow: /

User-agent: CCBot
Content-Signal: search=yes, ai-input=yes, ai-train=yes
Allow: /

User-agent: Google-Extended
Content-Signal: search=yes, ai-input=yes, ai-train=yes
Allow: /

User-agent: Applebot-Extended
Content-Signal: search=yes, ai-input=yes, ai-train=yes
Allow: /

User-agent: Meta-ExternalAgent
Content-Signal: search=yes, ai-input=yes, ai-train=yes
Allow: /

User-agent: cohere-ai
Content-Signal: search=yes, ai-input=yes, ai-train=yes
Allow: /

# Bytespider does not cite back. Disallow regardless of signals.
User-agent: Bytespider
Disallow: /

Sitemap: https://zillapi.com/sitemap.xml