# ==============================================================================
# FlipACoinLab.org — robots.txt
# High-Precision Cryptographic 3D Coin Flipper & Probability Suite
# Compliant with RFC 9309 & AI Crawler Policies
# Last updated: August 2026
# ==============================================================================

# Allow all standard search engines
User-agent: *
Allow: /
Disallow: /api/
Disallow: /*?*hash=

# Major Search Engines
User-agent: Googlebot
Allow: /

User-agent: Bingbot
Allow: /

User-agent: Applebot
Allow: /

User-agent: Yandex
Allow: /

# AI & LLM Knowledge Crawlers — Selectively Permitted
User-agent: GPTBot
Allow: /

User-agent: Google-Extended
Allow: /

User-agent: Anthropic-ai
Allow: /

User-agent: ClaudeBot
Allow: /

User-agent: Applebot-Extended
Allow: /

User-agent: PerplexityBot
Allow: /

# Blocked Aggressive Scraping Crawlers (no attribution)
User-agent: CCBot
Disallow: /

User-agent: Bytespider
Disallow: /

User-agent: PetalBot
Disallow: /

# Sitemaps
Sitemap: https://flipacoinlab.org/sitemap-index.xml
Sitemap: https://flipacoinlab.org/image-sitemap.xml

# LLM Specifications
# LLMs: https://flipacoinlab.org/llms.txt
# LLMs-Full: https://flipacoinlab.org/llms-full.txt