User-agent: *
Allow: /

# SEO: Prevent crawling of calculator query parameters to avoid duplicate content
# /pricing/?quantity=X and /bulk-pricing/?quantity=X should not be indexed separately
# Canonical tags handle URL consolidation for search engines
Disallow: /*?quantity=
Disallow: /*?qty=

# AI crawlers - explicitly allowed for training and live citation/search use
User-agent: GPTBot
Allow: /

User-agent: OAI-SearchBot
Allow: /

User-agent: ChatGPT-User
Allow: /

User-agent: ClaudeBot
Allow: /

User-agent: anthropic-ai
Allow: /

User-agent: PerplexityBot
Allow: /

User-agent: Perplexity-User
Allow: /

User-agent: Google-Extended
Allow: /

User-agent: CCBot
Allow: /

User-agent: Bytespider
Allow: /

User-agent: Amazonbot
Allow: /

User-agent: Applebot-Extended
Allow: /

User-agent: meta-externalagent
Allow: /

Sitemap: https://permanentqrcodes.com/sitemap-index.xml