# llms.txt for https://matrixcalcu.com/
# This file defines permissions for AI crawlers and LLMs (Large Language Models).
# Strategy: allow AI to index calculator tools, but block non-tool pages (about, blog, etc.)
# Goal: maximize visibility while protecting original text content.

# --- OpenAI (ChatGPT) ---
User-agent: OpenAI
Disallow: /about/
Disallow: /blog/
Allow: /

# --- Anthropic (Claude) ---
User-agent: Anthropic-AI
Disallow: /about/
Disallow: /blog/
Allow: /

# --- Perplexity ---
User-agent: Perplexity-AI
Disallow: /about/
Disallow: /blog/
Allow: /

# --- Google (Gemini, Search-Extended) ---
User-agent: Google-Extended
Allow: /

# --- Others ---
User-agent: *
Disallow: /about/
Disallow: /blog/
Allow: /

# Notes:
# - 允许 AI 访问核心功能页（例如 /matrix-multiplication、/inverse-matrix 等）
# - 禁止访问介绍页、品牌页、文章内容页，防止内容被训练或复用
# - 保留对 Google-Extended 的完全允许，以确保搜索曝光和 AI 推荐效果