User-agent: *
# Content Signals (contentsignals.org / IETF draft-romm-aipref-contentsignals)
# Citation in AI search and retrieval is allowed, and so is training on this content.
Content-Signal: search=yes, ai-input=yes, ai-train=yes
Allow: /
Disallow: /api/
Disallow: /thanks/

# Search indexing and user-requested fetchers

User-agent: Googlebot
Allow: /
Disallow: /api/
Disallow: /thanks/

User-agent: Bingbot
Allow: /
Disallow: /api/
Disallow: /thanks/

User-agent: OAI-SearchBot
Allow: /
Disallow: /api/
Disallow: /thanks/

User-agent: ChatGPT-User
Allow: /
Disallow: /api/
Disallow: /thanks/

User-agent: PerplexityBot
Allow: /
Disallow: /api/
Disallow: /thanks/

User-agent: Perplexity-User
Allow: /
Disallow: /api/
Disallow: /thanks/

User-agent: Claude-User
Allow: /
Disallow: /api/
Disallow: /thanks/

User-agent: Claude-SearchBot
Allow: /
Disallow: /api/
Disallow: /thanks/

User-agent: DuckAssistBot
Allow: /
Disallow: /api/
Disallow: /thanks/

User-agent: MistralAI-User
Allow: /
Disallow: /api/
Disallow: /thanks/

# Model-training crawlers

User-agent: GPTBot
Allow: /
Disallow: /api/
Disallow: /thanks/

User-agent: Google-Extended
Allow: /
Disallow: /api/
Disallow: /thanks/

User-agent: CCBot
Allow: /
Disallow: /api/
Disallow: /thanks/

User-agent: anthropic-ai
Allow: /
Disallow: /api/
Disallow: /thanks/

User-agent: ClaudeBot
Allow: /
Disallow: /api/
Disallow: /thanks/

User-agent: Applebot-Extended
Allow: /
Disallow: /api/
Disallow: /thanks/

User-agent: FacebookBot
Allow: /
Disallow: /api/
Disallow: /thanks/

User-agent: meta-externalagent
Allow: /
Disallow: /api/
Disallow: /thanks/

User-agent: Bytespider
Allow: /
Disallow: /api/
Disallow: /thanks/

# Markdown renditions for agents: append .md to any guide or service URL,
# or send `Accept: text/markdown`. Start here:
# https://oper-stack.com/index.md
# https://oper-stack.com/llms.txt
# https://oper-stack.com/.well-known/agent.json

Sitemap: https://oper-stack.com/sitemap-index.xml